{"product_id":"rh35m-vdk-4a-1r","title":"RH35M-VDK.4A.1R  ZIEHL-ABEGG centrifugal fan 3-400V 50HZ","description":"\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0, user-scalable=yes\"\u003e\u003c\/p\u003e\n\u003cstyle\u003e\n        * {\n            margin: 0;\n            padding: 0;\n            box-sizing: border-box;\n        }\n\n        body {\n            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;\n            line-height: 1.6;\n            color: #333;\n            background-color: #f9f9f9;\n            padding: 20px;\n        }\n\n        .product-container {\n            max-width: 1200px;\n            margin: 0 auto;\n            background: white;\n            border-radius: 10px;\n            box-shadow: 0 2px 20px rgba(0,0,0,0.1);\n            overflow: hidden;\n        }\n\n        \/* EBM-PAPST inspired blue gradient *\/\n        .product-header {\n            background: linear-gradient(135deg, #003b6f 0%, #0066a1 100%);\n            color: white;\n            padding: 50px 30px;\n            text-align: center;\n            position: relative;\n        }\n\n        .product-header::after {\n            content: '';\n            position: absolute;\n            bottom: 0;\n            left: 0;\n            right: 0;\n            height: 4px;\n            background: #FFD700;\n        }\n\n        .product-title {\n            font-size: 2.4em;\n            font-weight: 700;\n            margin-bottom: 10px;\n            letter-spacing: 0.5px;\n        }\n\n        .feature-badge {\n            display: inline-block;\n            background: #FFD700;\n            color: #003b6f;\n            padding: 8px 20px;\n            border-radius: 20px;\n            font-weight: 600;\n            font-size: 1.1em;\n            margin-bottom: 15px;\n            text-transform: uppercase;\n        }\n\n        .product-subtitle {\n            font-size: 1.2em;\n            font-weight: 300;\n            opacity: 0.9;\n            max-width: 700px;\n            margin: 0 auto;\n            line-height: 1.5;\n        }\n\n        .datasheet-link {\n            display: inline-block;\n            margin-top: 15px;\n            background: rgba(255,255,255,0.2);\n            padding: 8px 20px;\n            border-radius: 25px;\n            color: white;\n            text-decoration: none;\n            font-weight: 600;\n            transition: all 0.3s ease;\n        }\n\n        .datasheet-link:hover {\n            background: #FFD700;\n            color: #003b6f;\n        }\n\n        .benefits-section {\n            padding: 50px 30px;\n            background: #fff;\n        }\n\n        .section-title {\n            text-align: center;\n            font-size: 1.8em;\n            color: #0066a1;\n            margin-bottom: 40px;\n            font-weight: 600;\n        }\n\n        .benefits-grid {\n            display: grid;\n            grid-template-columns: repeat(4, 1fr);\n            gap: 25px;\n            margin-top: 20px;\n        }\n\n        .benefit-card {\n            background: #f8f9fa;\n            border-radius: 8px;\n            padding: 25px 20px;\n            border-top: 4px solid #0066a1;\n            text-align: center;\n            transition: transform 0.3s ease, box-shadow 0.3s ease;\n            height: 100%;\n            display: flex;\n            flex-direction: column;\n        }\n\n        .benefit-card:hover {\n            transform: translateY(-5px);\n            box-shadow: 0 8px 20px rgba(0,102,161,0.15);\n        }\n\n        .benefit-icon {\n            font-size: 2.8em;\n            margin-bottom: 20px;\n            display: block;\n            height: 60px;\n        }\n\n        .benefit-title {\n            font-size: 1.2em;\n            color: #0066a1;\n            margin-bottom: 12px;\n            font-weight: 600;\n            line-height: 1.3;\n            flex-shrink: 0;\n        }\n\n        .benefit-description {\n            color: #555;\n            font-size: 0.95em;\n            line-height: 1.5;\n            flex-grow: 1;\n        }\n\n        \/* EBM-PAPST style blue applications section *\/\n        .applications-section {\n            padding: 50px 30px;\n            background: linear-gradient(135deg, #e8f0f8 0%, #d4e4f2 100%);\n        }\n\n        .applications-grid {\n            display: grid;\n            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));\n            gap: 20px;\n            margin-top: 30px;\n        }\n\n        .application-item {\n            background: white;\n            padding: 20px;\n            border-radius: 8px;\n            display: flex;\n            align-items: center;\n            box-shadow: 0 3px 10px rgba(0,0,0,0.08);\n            transition: transform 0.2s ease;\n            border-left: 4px solid #0066a1;\n        }\n\n        .application-item:hover {\n            transform: translateY(-3px);\n        }\n\n        .app-icon {\n            font-size: 2em;\n            margin-right: 15px;\n            color: #0066a1;\n            min-width: 40px;\n            text-align: center;\n        }\n\n        .app-name {\n            font-weight: 600;\n            color: #333;\n        }\n\n        .datasheet-section {\n            padding: 50px 30px;\n            background: #f0f8ff;\n        }\n\n        .datasheet-header {\n            text-align: center;\n            font-size: 1.6em;\n            color: #FFD700;\n            margin-bottom: 30px;\n            text-transform: uppercase;\n            letter-spacing: 1px;\n            font-weight: 700;\n            text-shadow: 1px 1px 0 #003b6f;\n        }\n\n        .specs-table {\n            width: 100%;\n            border-collapse: collapse;\n            background: white;\n            border-radius: 8px;\n            overflow: hidden;\n            box-shadow: 0 2px 10px rgba(0,0,0,0.05);\n        }\n\n        .specs-table tr:nth-child(even) {\n            background-color: #f8f9fa;\n        }\n\n        .specs-table td {\n            padding: 15px 20px;\n            border-bottom: 1px solid #e9ecef;\n        }\n\n        .specs-table td:first-child {\n            font-weight: 600;\n            color: #0066a1;\n            width: 40%;\n            background-color: #e6f0ff;\n        }\n\n        .highlight-cell {\n            color: #0066a1;\n            font-weight: 700;\n            background-color: #e6f0ff;\n        }\n\n        .efficiency-cell {\n            color: #2e7d32;\n            font-weight: 700;\n            background-color: #c8e6c9;\n        }\n\n        .high-airflow-cell {\n            color: #0066a1;\n            font-weight: 700;\n            background-color: #b8d9ff;\n        }\n\n        .quiet-cell {\n            color: #7b1fa2;\n            font-weight: 700;\n            background-color: #e1bee7;\n        }\n\n        .durable-cell {\n            color: #d84315;\n            font-weight: 700;\n            background-color: #ffccbc;\n        }\n\n        .three-phase-cell {\n            color: #5d4037;\n            font-weight: 700;\n            background-color: #d7ccc8;\n        }\n\n        .centrifugal-badge {\n            display: inline-block;\n            background: #0066a1;\n            color: white;\n            padding: 6px 15px;\n            border-radius: 15px;\n            font-weight: bold;\n            font-size: 0.85em;\n            margin-left: 10px;\n            vertical-align: middle;\n        }\n\n        .german-badge {\n            display: inline-block;\n            background: #000;\n            color: #FFCC00;\n            padding: 6px 15px;\n            border-radius: 15px;\n            font-weight: bold;\n            font-size: 0.85em;\n            margin-left: 10px;\n            vertical-align: middle;\n        }\n\n        .ziehl-abegg-badge {\n            display: inline-block;\n            background: #0066a1;\n            color: #FFD700;\n            padding: 6px 15px;\n            border-radius: 15px;\n            font-weight: bold;\n            font-size: 0.85em;\n            margin-left: 10px;\n            vertical-align: middle;\n            border: 1px solid #FFD700;\n        }\n\n        .dual-speed-badge {\n            display: inline-block;\n            background: #ff8c00;\n            color: white;\n            padding: 6px 15px;\n            border-radius: 15px;\n            font-weight: bold;\n            font-size: 0.85em;\n            margin-left: 10px;\n            vertical-align: middle;\n        }\n\n        .shipping-section {\n            padding: 40px 30px;\n            background: #f8f9fa;\n            margin: 30px;\n            border-radius: 8px;\n        }\n\n        .shipping-title {\n            font-size: 1.6em;\n            color: #0066a1;\n            margin-bottom: 25px;\n            text-align: center;\n        }\n\n        .shipping-details {\n            max-width: 800px;\n            margin: 0 auto;\n        }\n\n        .shipping-details p {\n            margin-bottom: 12px;\n            padding-left: 20px;\n            position: relative;\n            font-size: 1.05em;\n        }\n\n        .shipping-details p::before {\n            content: '✓';\n            position: absolute;\n            left: 0;\n            color: #2e7d32;\n            font-weight: bold;\n        }\n\n        .bulk-inquiry {\n            background: #fff3e0;\n            border-left: 4px solid #FFD700;\n            padding: 20px;\n            margin-top: 20px;\n            border-radius: 5px;\n        }\n\n        .bulk-inquiry strong {\n            color: #0066a1;\n        }\n\n        .technical-features {\n            padding: 40px 30px;\n            background: #e8f0f8;\n            margin: 30px;\n            border-radius: 8px;\n            border: 1px solid #d4e4f2;\n        }\n\n        .features-grid {\n            display: grid;\n            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));\n            gap: 20px;\n            margin-top: 20px;\n        }\n\n        .feature-item {\n            background: white;\n            padding: 20px;\n            border-radius: 8px;\n            box-shadow: 0 2px 10px rgba(0,0,0,0.05);\n        }\n\n        .feature-title {\n            color: #0066a1;\n            font-weight: 600;\n            margin-bottom: 10px;\n            font-size: 1.1em;\n        }\n\n        .feature-description {\n            color: #555;\n            font-size: 0.95em;\n            line-height: 1.5;\n        }\n\n        .faq-section {\n            padding: 50px 30px;\n            background: #e8f0f8;\n            margin: 30px;\n            border-radius: 10px;\n            border: 1px solid #d4e4f2;\n        }\n\n        .faq-title {\n            text-align: center;\n            font-size: 1.8em;\n            color: #0066a1;\n            margin-bottom: 35px;\n            font-weight: 600;\n        }\n\n        .faq-item {\n            margin-bottom: 30px;\n            padding-bottom: 30px;\n            border-bottom: 2px solid #d4e4f2;\n        }\n\n        .faq-item:last-child {\n            border-bottom: none;\n            margin-bottom: 0;\n        }\n\n        .faq-question {\n            color: #0066a1;\n            font-size: 1.2em;\n            font-weight: 600;\n            margin-bottom: 12px;\n            line-height: 1.4;\n        }\n\n        .faq-answer {\n            color: #333;\n            font-size: 1.05em;\n            line-height: 1.6;\n            padding-left: 20px;\n        }\n\n        .cta-section {\n            padding: 40px 30px;\n            background: linear-gradient(135deg, #e8f0f8 0%, #d4e4f2 100%);\n            text-align: center;\n            border-radius: 10px;\n            margin: 30px;\n        }\n\n        .cta-title {\n            font-size: 1.6em;\n            color: #0066a1;\n            margin-bottom: 15px;\n            font-weight: 600;\n        }\n\n        .cta-description {\n            font-size: 1.05em;\n            color: #555;\n            max-width: 600px;\n            margin: 0 auto 25px;\n        }\n\n        .contact-button {\n            display: inline-block;\n            background: #0066a1;\n            color: white;\n            padding: 14px 35px;\n            font-size: 1.05em;\n            font-weight: 600;\n            text-decoration: none;\n            border-radius: 50px;\n            transition: all 0.3s ease;\n            border: 2px solid #0066a1;\n            margin: 5px 10px;\n        }\n\n        .contact-button:hover {\n            background: white;\n            color: #0066a1;\n            transform: translateY(-2px);\n            box-shadow: 0 5px 15px rgba(0,102,161,0.2);\n        }\n\n        .contact-button.secondary {\n            background: #FFD700;\n            border-color: #FFD700;\n            color: #003b6f;\n        }\n\n        .contact-button.secondary:hover {\n            background: white;\n            color: #FFD700;\n            border-color: #FFD700;\n        }\n\n        @media (max-width: 1024px) {\n            .benefits-grid {\n                grid-template-columns: repeat(2, 1fr);\n                gap: 20px;\n            }\n            .applications-grid {\n                grid-template-columns: repeat(2, 1fr);\n            }\n            .features-grid {\n                grid-template-columns: repeat(2, 1fr);\n            }\n        }\n\n        @media (max-width: 768px) {\n            .product-title {\n                font-size: 2em;\n            }\n            .product-subtitle {\n                font-size: 1.1em;\n            }\n            .section-title {\n                font-size: 1.6em;\n            }\n            .benefits-grid {\n                grid-template-columns: 1fr;\n                gap: 20px;\n            }\n            .applications-grid {\n                grid-template-columns: 1fr;\n            }\n            .features-grid {\n                grid-template-columns: 1fr;\n            }\n            .specs-table td {\n                padding: 12px 15px;\n                display: block;\n                width: 100%;\n            }\n            .specs-table td:first-child {\n                width: 100%;\n                background-color: #e6f0ff;\n                border-bottom: none;\n                padding-bottom: 5px;\n                font-weight: 700;\n            }\n            .specs-table tr {\n                display: block;\n                margin-bottom: 15px;\n                border-bottom: 2px solid #e9ecef;\n                padding-bottom: 15px;\n                background: white;\n            }\n            .specs-table tr:nth-child(even) {\n                background: white;\n            }\n            .shipping-section, .faq-section, .cta-section, .applications-section, .technical-features {\n                margin: 20px 15px;\n                padding: 30px 20px;\n            }\n            .faq-question {\n                font-size: 1.15em;\n            }\n            .benefit-card {\n                padding: 20px 15px;\n            }\n            .benefit-icon {\n                font-size: 2.5em;\n                height: 50px;\n            }\n            .contact-button {\n                display: block;\n                margin: 10px auto;\n                width: 90%;\n                max-width: 300px;\n            }\n        }\n\n        @media (max-width: 480px) {\n            body {\n                padding: 15px;\n            }\n            .product-header {\n                padding: 35px 20px;\n            }\n            .benefits-section, .datasheet-section, .faq-section, .applications-section {\n                padding: 35px 20px;\n            }\n            .product-title {\n                font-size: 1.7em;\n            }\n            .product-subtitle {\n                font-size: 1em;\n            }\n            .section-title {\n                font-size: 1.4em;\n            }\n            .feature-badge {\n                font-size: 1em;\n                padding: 6px 15px;\n            }\n            .application-item {\n                padding: 15px;\n            }\n        }\n    \u003c\/style\u003e\n\u003cdiv class=\"product-container\"\u003e\n\u003cdiv class=\"product-header\"\u003e\n\u003ch1 class=\"product-title\"\u003eZIEHL-ABEGG RH35M-VDK.4A.1R Centrifugal Fan\u003c\/h1\u003e\n\u003cdiv class=\"feature-badge\"\u003eDual-Speed 0.25kW Centrifugal Fan | 3~400V | 1330\/1030 RPM\u003c\/div\u003e\n\u003cp class=\"product-subtitle\"\u003eProfessional industrial centrifugal fan engineered by ZIEHL-ABEGG for exceptional durability (10+ years), whisper-quiet operation, optimized dual-speed performance, and high-volume airflow delivering superior heat dissipation for light industrial and commercial applications.\u003c\/p\u003e\n\u003ca class=\"datasheet-link\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0451\/4149\/1868\/files\/RHM22-35-DATA-SHEET.pdf?v=1681127911\" target=\"_blank\"\u003e📄 DOWNLOAD DATASHEET\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"benefits-section\"\u003e\n\u003ch2 class=\"section-title\"\u003eCore Performance Advantages\u003c\/h2\u003e\n\u003cdiv class=\"benefits-grid\"\u003e\n\u003cdiv class=\"benefit-card\"\u003e\n\u003cspan class=\"benefit-icon\"\u003e🏆\u003c\/span\u003e\n\u003ch3 class=\"benefit-title\"\u003e10+ Years Industrial Durability\u003c\/h3\u003e\n\u003cp class=\"benefit-description\"\u003eGerman-engineered by ZIEHL-ABEGG with robust 5.4kg construction ensures reliable operation exceeding 10+ years. Premium materials, high-quality sealed ball bearings, and precision manufacturing guarantee exceptional lifespan in demanding environments with minimal maintenance requirements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"benefit-card\"\u003e\n\u003cspan class=\"benefit-icon\"\u003e🔇\u003c\/span\u003e\n\u003ch3 class=\"benefit-title\"\u003eUltra-Quiet Operation\u003c\/h3\u003e\n\u003cp class=\"benefit-description\"\u003eAdvanced centrifugal fan design delivers exceptionally quiet performance at optimized dual speeds (1330\/1030 RPM). Precision-balanced impeller, vibration-damping housing, and aerodynamically optimized scroll minimize noise, making it ideal for noise-sensitive environments like hospitals, offices, and libraries.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"benefit-card\"\u003e\n\u003cspan class=\"benefit-icon\"\u003e⚡\u003c\/span\u003e\n\u003ch3 class=\"benefit-title\"\u003eEnergy Efficient Low-Power Design\u003c\/h3\u003e\n\u003cp class=\"benefit-description\"\u003eRemarkable energy efficiency with ultra-low 0.25kW\/0.18kW power consumption and efficient 1.45A\/0.84A current draw at 400V. Three-phase operation provides superior power factor, significantly reducing operational costs for continuous 24\/7 applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"benefit-card\"\u003e\n\u003cspan class=\"benefit-icon\"\u003e💨\u003c\/span\u003e\n\u003ch3 class=\"benefit-title\"\u003eHigh-Volume Centrifugal Airflow\u003c\/h3\u003e\n\u003cp class=\"benefit-description\"\u003eDual-speed operation (1330\/1030 RPM) combined with advanced centrifugal impeller generates powerful, high-static-pressure airflow with exceptional volume capacity. Superior air movement provides remarkable heat dissipation for industrial equipment, HVAC systems, and electronic cooling.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"applications-section\"\u003e\n\u003ch2 class=\"section-title\"\u003eIndustry Applications\u003c\/h2\u003e\n\u003cp class=\"product-subtitle\" style=\"text-align: center; margin-bottom: 30px; color: #333;\"\u003eThe ZIEHL-ABEGG RH35M-VDK.4A.1R is engineered for versatile applications across multiple industries requiring reliable, energy-efficient centrifugal airflow solutions.\u003c\/p\u003e\n\u003cdiv class=\"applications-grid\"\u003e\n\u003cdiv class=\"application-item\"\u003e\n\u003cspan class=\"app-icon\"\u003e🏭\u003c\/span\u003e \u003cspan class=\"app-name\"\u003eIndustrial Ventilation Systems\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-item\"\u003e\n\u003cspan class=\"app-icon\"\u003e❄️\u003c\/span\u003e \u003cspan class=\"app-name\"\u003eCommercial Air Conditioning\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-item\"\u003e\n\u003cspan class=\"app-icon\"\u003e🧊\u003c\/span\u003e \u003cspan class=\"app-name\"\u003eIndustrial Refrigeration\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-item\"\u003e\n\u003cspan class=\"app-icon\"\u003e🔥\u003c\/span\u003e \u003cspan class=\"app-name\"\u003eHeating Systems\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-item\"\u003e\n\u003cspan class=\"app-icon\"\u003e⚙️\u003c\/span\u003e \u003cspan class=\"app-name\"\u003eElectrical Automation\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-item\"\u003e\n\u003cspan class=\"app-icon\"\u003e🔌\u003c\/span\u003e \u003cspan class=\"app-name\"\u003eFrequency Converters\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-item\"\u003e\n\u003cspan class=\"app-icon\"\u003e🚄\u003c\/span\u003e \u003cspan class=\"app-name\"\u003eRail Transportation HVAC\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-item\"\u003e\n\u003cspan class=\"app-icon\"\u003e🏢\u003c\/span\u003e \u003cspan class=\"app-name\"\u003eHVAC (FFU\/AHU) Systems\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-item\"\u003e\n\u003cspan class=\"app-icon\"\u003e🌫️\u003c\/span\u003e \u003cspan class=\"app-name\"\u003eAir Purification Systems\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-item\"\u003e\n\u003cspan class=\"app-icon\"\u003e🚗\u003c\/span\u003e \u003cspan class=\"app-name\"\u003eNew Energy Vehicles\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-item\"\u003e\n\u003cspan class=\"app-icon\"\u003e🏗️\u003c\/span\u003e \u003cspan class=\"app-name\"\u003eIndustrial Process Cooling\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-item\"\u003e\n\u003cspan class=\"app-icon\"\u003e💻\u003c\/span\u003e \u003cspan class=\"app-name\"\u003eData Center Cooling\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-item\"\u003e\n\u003cspan class=\"app-icon\"\u003e⚡\u003c\/span\u003e \u003cspan class=\"app-name\"\u003ePower Plant Ventilation\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-item\"\u003e\n\u003cspan class=\"app-icon\"\u003e🏥\u003c\/span\u003e \u003cspan class=\"app-name\"\u003eHospital HVAC Systems\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-item\"\u003e\n\u003cspan class=\"app-icon\"\u003e🔬\u003c\/span\u003e \u003cspan class=\"app-name\"\u003eLaboratory Ventilation\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-item\"\u003e\n\u003cspan class=\"app-icon\"\u003e🏭\u003c\/span\u003e \u003cspan class=\"app-name\"\u003eFactory Exhaust Systems\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-item\"\u003e\n\u003cspan class=\"app-icon\"\u003e📡\u003c\/span\u003e \u003cspan class=\"app-name\"\u003eTelecom Equipment Cooling\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-item\"\u003e\n\u003cspan class=\"app-icon\"\u003e🔋\u003c\/span\u003e \u003cspan class=\"app-name\"\u003eBattery Storage Systems\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-item\"\u003e\n\u003cspan class=\"app-icon\"\u003e🌾\u003c\/span\u003e \u003cspan class=\"app-name\"\u003eAgricultural Ventilation\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-item\"\u003e\n\u003cspan class=\"app-icon\"\u003e🚢\u003c\/span\u003e \u003cspan class=\"app-name\"\u003eMarine \u0026amp; Shipboard HVAC\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"technical-features\"\u003e\n\u003ch2 class=\"section-title\"\u003eAdvanced Technical Features\u003c\/h2\u003e\n\u003cdiv class=\"features-grid\"\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003ch3 class=\"feature-title\"\u003eUltra-Efficient Dual-Speed Motor\u003c\/h3\u003e\n\u003cp class=\"feature-description\"\u003eThe ultra-efficient dual-speed motor delivers exceptional airflow performance at both 1330 RPM and 1030 RPM while maintaining outstanding energy efficiency. This advanced three-phase motor design provides optimal power-to-airflow ratio with flexible speed selection for different cooling requirements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003ch3 class=\"feature-title\"\u003eThree-Phase 400V Industrial Standard\u003c\/h3\u003e\n\u003cp class=\"feature-description\"\u003eStandard three-phase 400V operation provides easy integration into industrial electrical systems. Perfect for factories, data centers, and commercial applications requiring reliable airflow with balanced load distribution and efficient power usage.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003ch3 class=\"feature-title\"\u003eOptimized 1.45A\/0.84A Current Draw\u003c\/h3\u003e\n\u003cp class=\"feature-description\"\u003eOptimized current draw at 400V provides outstanding energy savings. This dramatically minimizes operational costs and reduces electrical infrastructure requirements, perfect for continuous 24\/7 operation in energy-conscious environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003ch3 class=\"feature-title\"\u003eCompact 5.4kg Lightweight Construction\u003c\/h3\u003e\n\u003cp class=\"feature-description\"\u003e5.4kg compact industrial construction with 40×40×35cm dimensions provides easy installation and excellent portability. German engineering ensures reliable performance with 10+ year lifespan and minimal maintenance requirements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"datasheet-section\"\u003e\n\u003ch2 class=\"datasheet-header\"\u003eDATASHEET\u003c\/h2\u003e\n\u003ch2 class=\"section-title\"\u003eTechnical Specifications\u003c\/h2\u003e\n' ' ' ' ' ' ' ' ' ' ' ' ' ' '\n\u003ctable class=\"specs-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #e6f0ff; font-weight: 600; color: #0066a1;\"\u003eModel Number\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eRH35M-VDK.4A.1R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #e6f0ff; font-weight: 600; color: #0066a1;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eZIEHL-ABEGG \u003cspan class=\"ziehl-abegg-badge\"\u003eGERMANY\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #e6f0ff; font-weight: 600; color: #0066a1;\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eCentrifugal Fan \u003cspan class=\"centrifugal-badge\"\u003eHIGH STATIC PRESSURE\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #e6f0ff; font-weight: 600; color: #0066a1;\"\u003eCondition\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eOriginal new from manufacturer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #e6f0ff; font-weight: 600; color: #0066a1;\"\u003eRated Power\u003c\/td\u003e\n\u003ctd class=\"efficiency-cell\"\u003e0.25 kW \/ 0.18 kW \u003cspan class=\"dual-speed-badge\"\u003eDUAL SPEED\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #e6f0ff; font-weight: 600; color: #0066a1;\"\u003eRated Voltage\u003c\/td\u003e\n\u003ctd class=\"three-phase-cell\"\u003e3~400V \u003cspan class=\"german-badge\"\u003eTHREE-PHASE\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #e6f0ff; font-weight: 600; color: #0066a1;\"\u003eFrequency\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #e6f0ff; font-weight: 600; color: #0066a1;\"\u003eRated Current\u003c\/td\u003e\n\u003ctd class=\"efficiency-cell\"\u003e1.45 A \/ 0.84 A \u003cspan class=\"energy-saving-badge\"\u003eOPTIMIZED\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #e6f0ff; font-weight: 600; color: #0066a1;\"\u003eSpeed\u003c\/td\u003e\n\u003ctd class=\"high-airflow-cell\"\u003e1330 \/ 1030 rpm \u003cspan class=\"quiet-badge\"\u003eDUAL SPEED\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #e6f0ff; font-weight: 600; color: #0066a1;\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"durable-cell\"\u003e5.4 kg \u003cspan class=\"compact-badge\"\u003eCOMPACT\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #e6f0ff; font-weight: 600; color: #0066a1;\"\u003eShipping Dimension\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003e40 × 40 × 35 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #e6f0ff; font-weight: 600; color: #0066a1;\"\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #e6f0ff; font-weight: 600; color: #0066a1;\"\u003eHS Code\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003e8414599099\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #e6f0ff; font-weight: 600; color: #0066a1;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd class=\"highlight-cell\"\u003e1 Year Manufacturer Warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shipping-section\"\u003e\n\u003ch2 class=\"shipping-title\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0451\/4149\/1868\/products\/Parameters_RH35M-VDK.4A.1R_ZIEHL-ABEGG_centrifugal_fan.png?v=1775789664\" alt=\"Parameters RH35M-VDK.4A.1R  ZIEHL-ABEGG centrifugal fan\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0451\/4149\/1868\/products\/Parameters1_RH35M-VDK.4A.1R_ZIEHL-ABEGG_centrifugal_fan.png?v=1775789685\" alt=\"Parameters1 RH35M-VDK.4A.1R  ZIEHL-ABEGG centrifugal fan\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0451\/4149\/1868\/products\/Drawing_dimension_RH35M-VDK.4A.1R_ZIEHL-ABEGG_centrifugal_fan.png?v=1775789628\" alt=\"Drawing\/dimension RH35M-VDK.4A.1R  ZIEHL-ABEGG centrifugal fan\"\u003eShipping, Warranty \u0026amp; Service\u003c\/h2\u003e\n\u003cdiv class=\"shipping-details\"\u003e\n\u003cp\u003e\u003cstrong\u003eShipping From:\u003c\/strong\u003e Dispatched from \u003cstrong\u003eHong Kong\u003c\/strong\u003e for efficient global distribution.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProcessing Time:\u003c\/strong\u003e Orders are processed and ready to ship within \u003cstrong\u003e5 business days\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eExpress Delivery:\u003c\/strong\u003e Estimated delivery in \u003cstrong\u003e3-8 business days\u003c\/strong\u003e worldwide via \u003cstrong\u003eDHL or UPS\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e Backed by a full \u003cstrong\u003e1-year manufacturer's warranty\u003c\/strong\u003e from ZIEHL-ABEGG.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Guarantee:\u003c\/strong\u003e We sell only genuine ZIEHL-ABEGG products guaranteed to meet all factory specifications for fit, form, and function.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCustomer Satisfaction:\u003c\/strong\u003e Enjoy a \u003cstrong\u003e30-day return policy\u003c\/strong\u003e and our commitment to \u003cstrong\u003e100% customer satisfaction\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cdiv class=\"bulk-inquiry\"\u003e\n\u003cp\u003e\u003cstrong\u003eFor Large Quantity Inquiries:\u003c\/strong\u003e Please contact our sales team at \u003cstrong\u003esales@axialfanz.com\u003c\/strong\u003e for volume pricing and custom quotations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-section\"\u003e\n\u003ch2 class=\"faq-title\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3 class=\"faq-question\"\u003eQ1: What makes this ZIEHL-ABEGG centrifugal fan last over 10 years?\u003c\/h3\u003e\n\u003cp class=\"faq-answer\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The robust 5.4kg German-engineered construction incorporates premium materials, precision manufacturing standards, high-quality industrial sealed ball bearings, and reinforced components. The centrifugal fan features a dynamically balanced impeller and enhanced motor protection, ensuring long-term reliability in demanding continuous operation environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3 class=\"faq-question\"\u003eQ2: How quiet is the RH35M-VDK.4A.1R during operation?\u003c\/h3\u003e\n\u003cp class=\"faq-answer\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This centrifugal fan is engineered for ultra-quiet operation with optimized dual speeds (1330\/1030 RPM), advanced aerodynamic impeller design, precision balancing, and vibration-damping technology. The optimized scroll housing minimizes turbulence and noise, making it ideal for noise-sensitive environments such as hospitals, laboratories, and commercial spaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3 class=\"faq-question\"\u003eQ3: What cooling performance can I expect from the dual-speed centrifugal airflow?\u003c\/h3\u003e\n\u003cp class=\"faq-answer\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The dual-speed operation (1330\/1030 RPM) combined with advanced centrifugal impeller generates exceptional high-static-pressure airflow with outstanding volume capacity. This provides remarkable heat dissipation for industrial equipment, HVAC systems, and critical cooling applications, with the flexibility to choose between higher airflow or quieter operation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3 class=\"faq-question\"\u003eQ4: What makes this fan energy efficient with its dual-speed power ratings?\u003c\/h3\u003e\n\u003cp class=\"faq-answer\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The RH35M-VDK.4A.1R features an advanced motor design with ultra-low 0.25kW\/0.18kW power consumption and optimized 1.45A\/0.84A current draw, significantly reducing operational costs. Three-phase 400V operation provides superior power factor and easy integration into industrial power systems, making it perfect for energy-conscious applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cta-section\"\u003e\n\u003ch2 class=\"cta-title\"\u003eNeed High-Performance Centrifugal Fan Solutions?\u003c\/h2\u003e\n\u003cp class=\"cta-description\"\u003eContact our technical specialists for application-specific recommendations, performance data, or volume pricing for your industrial ventilation and cooling requirements.\u003c\/p\u003e\n\u003ca href=\"mailto:sales@axialfanz.com?subject=Technical%20Inquiry:%20ZIEHL-ABEGG%20RH35M-VDK.4A.1R\" class=\"contact-button\"\u003eRequest Technical Support\u003c\/a\u003e \u003ca href=\"mailto:sales@axialfanz.com?subject=Bulk%20Inquiry:%20ZIEHL-ABEGG%20RH35M-VDK.4A.1R\" class=\"contact-button secondary\"\u003eRequest Volume Pricing\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Customer Review Section --\u003e\n\u003cdiv style=\"max-width: 1200px; margin: 30px auto 0; background: white; border-radius: 10px; box-shadow: 0 2px 20px rgba(0,0,0,0.1); padding: 30px;\"\u003e\n\u003ch2 style=\"text-align: center; font-size: 1.8em; color: #0066a1; margin-bottom: 25px; font-weight: 600;\"\u003eCustomer Reviews\u003c\/h2\u003e\n\u003cdiv style=\"background: #f8f9fa; border-left: 4px solid #FFD700; padding: 25px; border-radius: 8px; margin-bottom: 20px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center; margin-bottom: 10px;\"\u003e\n\u003cspan style=\"color: #ffd700; font-size: 1.3em; margin-right: 10px;\"\u003e★★★★★\u003c\/span\u003e \u003cspan style=\"font-weight: 600; color: #0066a1;\"\u003eVerified Purchase\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 1.1em; line-height: 1.6; color: #333; font-style: italic; margin-bottom: 15px;\"\u003e\"Excellent ZIEHL-ABEGG quality! The RH35M-VDK.4A.1R delivers impressive dual-speed airflow with very quiet operation. German 5.4kg build is solid, 0.25kW motor saves energy. Perfect airflow for our server room cooling - outstanding performance!\"\u003c\/p\u003e\n\u003cp style=\"font-weight: 600; color: #0066a1;\"\u003e— Robert Chen, Data Center Facility Manager\u003c\/p\u003e\n\u003cp style=\"color: #777; font-size: 0.9em; margin-top: 5px;\"\u003eIT Infrastructure Cooling Upgrade • Reviewed on: April 10, 2026\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"ZIEHL-ABEGG","offers":[{"title":"Default Title","offer_id":35895723950236,"sku":"RH35M-VDK.4A.1R","price":866.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0451\/4149\/1868\/products\/Front_view_RH35M-VDK.4A.1R_ZIEHL-ABEGG_centrifugal_fan.jpg?v=1775789568","url":"https:\/\/axialfanz.com\/id\/products\/rh35m-vdk-4a-1r","provider":"AxialFan","version":"1.0","type":"link"}