{"product_id":"qk12a-4em-48-ef","title":"QK12A-4EM.48.EF ZIEHL-ABEGG Crossflow fan 1~230V 0.23\/0.24 kW 1.1\/1.15A 1150\/1170RPM","description":"\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    .product-header {\n        background: linear-gradient(135deg, #003366 0%, #0066CC 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: #FF9900;\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: #FF9900;\n        color: white;\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    .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: #003366;\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 #003366;\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(0,51,102,0.15);\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: #003366;\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    .applications-section {\n        padding: 50px 30px;\n        background: linear-gradient(135deg, #e6f0ff 0%, #b3d9ff 100%); \/* ZIEHL-ABEGG blue-inspired gradient *\/\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 #003366;\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: #003366;\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: #FF9900;\n        margin-bottom: 30px;\n        text-transform: uppercase;\n        letter-spacing: 1px;\n        font-weight: 700;\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: #003366;\n        width: 40%;\n        background-color: #f0f8ff;\n    }\n    \n    .highlight-cell {\n        color: #003366;\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: #0066CC;\n        font-weight: 700;\n        background-color: #b3d9ff;\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    .single-phase-cell {\n        color: #00695c;\n        font-weight: 700;\n        background-color: #b2dfdb;\n    }\n    \n    .crossflow-badge {\n        display: inline-block;\n        background: #003366;\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: #003366;\n        color: #FF9900;\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 #FF9900;\n    }\n    \n    .durability-badge {\n        display: inline-block;\n        background: #d84315;\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    .quiet-badge {\n        display: inline-block;\n        background: #7b1fa2;\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    .energy-saving-badge {\n        display: inline-block;\n        background: #2e7d32;\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    .industrial-badge {\n        display: inline-block;\n        background: #d84315;\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    .dual-speed-badge {\n        display: inline-block;\n        background: #FF9900;\n        color: #003366;\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    .ultra-quiet-badge {\n        display: inline-block;\n        background: #7b1fa2;\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: #003366;\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 #FF9900;\n        padding: 20px;\n        margin-top: 20px;\n        border-radius: 5px;\n    }\n    \n    .bulk-inquiry strong {\n        color: #003366;\n    }\n    \n    .technical-features {\n        padding: 40px 30px;\n        background: #e6f0ff;\n        margin: 30px;\n        border-radius: 8px;\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: #003366;\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: #e6f0ff;\n        margin: 30px;\n        border-radius: 10px;\n        border: 1px solid #99c2ff;\n    }\n    \n    .faq-title {\n        text-align: center;\n        font-size: 1.8em;\n        color: #003366;\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 #99c2ff;\n    }\n    \n    .faq-item:last-child {\n        border-bottom: none;\n        margin-bottom: 0;\n    }\n    \n    .faq-question {\n        color: #003366;\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, #e6f0ff 0%, #b3d9ff 100%);\n        text-align: center;\n        border-radius: 10px;\n        margin: 30px;\n    }\n    \n    .cta-title {\n        font-size: 1.6em;\n        color: #003366;\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: #003366;\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 #003366;\n        margin: 5px 10px;\n    }\n    \n    .contact-button:hover {\n        background: white;\n        color: #003366;\n        transform: translateY(-2px);\n        box-shadow: 0 5px 15px rgba(0,51,102,0.2);\n    }\n    \n    .contact-button.secondary {\n        background: #FF9900;\n        border-color: #FF9900;\n        color: white;\n    }\n    \n    .contact-button.secondary:hover {\n        background: white;\n        color: #FF9900;\n    }\n    \n    @media (max-width: 1024px) {\n        .benefits-grid {\n            grid-template-columns: repeat(2, 1fr);\n            gap: 20px;\n        }\n        \n        .applications-grid {\n            grid-template-columns: repeat(2, 1fr);\n        }\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        \n        .product-subtitle {\n            font-size: 1.1em;\n        }\n        \n        .section-title {\n            font-size: 1.6em;\n        }\n        \n        .benefits-grid {\n            grid-template-columns: 1fr;\n            gap: 20px;\n        }\n        \n        .applications-grid {\n            grid-template-columns: 1fr;\n        }\n        \n        .features-grid {\n            grid-template-columns: 1fr;\n        }\n        \n        .specs-table td {\n            padding: 12px 15px;\n            display: block;\n            width: 100%;\n        }\n        \n        .specs-table td:first-child {\n            width: 100%;\n            background-color: #f0f8ff;\n            border-bottom: none;\n            padding-bottom: 5px;\n            font-weight: 700;\n        }\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        \n        .specs-table tr:nth-child(even) {\n            background: white;\n        }\n        \n        .shipping-section, .faq-section, .cta-section, .applications-section, .technical-features {\n            margin: 20px 15px;\n            padding: 30px 20px;\n        }\n        \n        .faq-question {\n            font-size: 1.15em;\n        }\n        \n        .benefit-card {\n            padding: 20px 15px;\n        }\n        \n        .benefit-icon {\n            font-size: 2.5em;\n            height: 50px;\n        }\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        \n        .product-header {\n            padding: 35px 20px;\n        }\n        \n        .benefits-section, .datasheet-section, .faq-section, .applications-section {\n            padding: 35px 20px;\n        }\n        \n        .product-title {\n            font-size: 1.7em;\n        }\n        \n        .product-subtitle {\n            font-size: 1em;\n        }\n        \n        .section-title {\n            font-size: 1.4em;\n        }\n        \n        .feature-badge {\n            font-size: 1em;\n            padding: 6px 15px;\n        }\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 QK12A-4EM.48.EF Crossflow Fan\u003c\/h1\u003e\n\u003cdiv class=\"feature-badge\"\u003eUltra-Quiet 0.23\/0.24kW Dual-Speed Crossflow Fan | 1~230V | 1150\/1170 RPM | Article 113240\u003c\/div\u003e\n\u003cp class=\"product-subtitle\"\u003eProfessional 0.23\/0.24kW crossflow fan featuring whisper-quiet dual-speed 1150\/1170 RPM operation with single-phase 230V compatibility. German-engineered by ZIEHL-ABEGG with 7kg compact robust construction for exceptional durability exceeding 10+ years, ultra-quiet performance, superior energy efficiency with dual-current 1.1\/1.15A draw, and uniform wide-angle airflow for superior heat dissipation in noise-sensitive commercial and industrial applications requiring even air distribution . Article No: 113240.\u003c\/p\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 ZIEHL-ABEGG construction with 7kg robust industrial design ensures reliable, long-term operation exceeding 10+ years. Premium materials, high-quality ball bearings, and precision manufacturing guarantee exceptional lifespan in demanding environments with minimal maintenance requirements . ZIEHL-ABEGG has over 100 years of engineering expertise, and their fans are designed for high durability and reliability in continuous operation .\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\"\u003eWhisper-Quiet Dual-Speed Operation\u003c\/h3\u003e\n\u003cp class=\"benefit-description\"\u003eUltra-low speed dual-speed 1150\/1170 RPM operation with advanced crossflow fan design delivers exceptionally quiet performance - among the quietest in its class. ZIEHL-ABEGG's precision engineering, vibration-damping technology, and aerodynamic impeller optimization minimize noise, making it perfect for noise-sensitive environments like retail stores, libraries, and offices .\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 Dual-Power Design\u003c\/h3\u003e\n\u003cp class=\"benefit-description\"\u003eDual-power rating (0.23\/0.24kW) with intelligent dual-current consumption (1.1\/1.15A) provides exceptional energy flexibility and efficiency. This innovative design allows optimal operation at different power levels, significantly reducing energy consumption while maintaining excellent performance for continuous operation .\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\"\u003eUniform Wide-Angle Airflow\u003c\/h3\u003e\n\u003cp class=\"benefit-description\"\u003eDual-speed 1150\/1170 RPM operation combined with optimized crossflow impeller design generates uniform, wide-angle directional airflow across the entire length of the fan. Superior air movement capabilities provide remarkable heat dissipation, making it perfect for applications requiring even, gentle air distribution .\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: #555;\"\u003eThe ZIEHL-ABEGG QK12A-4EM.48.EF is engineered for noise-sensitive applications requiring uniform, energy-efficient crossflow 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 Air Curtains\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 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\"\u003eDisplay Cases\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\"\u003eCommercial Building Ventilation\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\"\u003eWhisper-Quiet 1150\/1170 RPM Dual-Speed Operation\u003c\/h3\u003e\n\u003cp class=\"feature-description\"\u003eExceptionally low dual-speed operation with 1150 RPM at 50Hz and 1170 RPM at 60Hz delivers whisper-quiet performance ideal for noise-sensitive environments. This ultra-low speed ensures virtually silent operation while maintaining uniform, effective airflow, perfect for retail stores, offices, and commercial spaces where noise must be minimized .\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003ch3 class=\"feature-title\"\u003eIntelligent 1.1\/1.15A Current Draw\u003c\/h3\u003e\n\u003cp class=\"feature-description\"\u003eIntelligent dual-current design provides outstanding energy efficiency with only 1.1A draw at 50Hz and 1.15A at 60Hz. This automatically optimizes power consumption based on frequency, minimizing operational costs and reducing electrical infrastructure requirements for commercial applications .\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003ch3 class=\"feature-title\"\u003eSingle-Phase 230V Universal Power\u003c\/h3\u003e\n\u003cp class=\"feature-description\"\u003eStandard single-phase 230V motor provides smooth, efficient power delivery compatible with common electrical systems worldwide. Easy to install without requiring specialized infrastructure, perfect for commercial refrigeration, air curtains, and building automation systems .\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003ch3 class=\"feature-title\"\u003eCompact 7kg Industrial Construction\u003c\/h3\u003e\n\u003cp class=\"feature-description\"\u003e7kg robust construction with compact 70×30×30cm dimensions provides excellent stability and durability while maintaining easy installation in space-constrained applications. German engineering ensures reliable performance in demanding applications 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\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0451\/4149\/1868\/files\/qr-qk-datasheet.pdf?v=1747637687\" target=\"_blank\" title=\"QK12A-4EM.48.EF DATASHEET\" rel=\"noopener\"\u003eDATASHEET\u003c\/a\u003e\u003c\/h2\u003e\n\u003ch2 class=\"section-title\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable class=\"specs-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003eQK12A-4EM.48.EF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eArticle Number\u003c\/td\u003e\n\u003ctd\u003e113240\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eZIEHL-ABEGG \u003cspan class=\"ziehl-abegg-badge\"\u003eGERMANY\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eCrossflow Fan \u003cspan class=\"crossflow-badge\"\u003eULTRA-QUIET\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCondition\u003c\/td\u003e\n\u003ctd\u003eOriginal new from manufacturer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Power\u003c\/td\u003e\n\u003ctd class=\"efficiency-cell\"\u003e0.23 \/ 0.24 kW \u003cspan class=\"dual-speed-badge\"\u003eDUAL POWER\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Voltage\u003c\/td\u003e\n\u003ctd class=\"single-phase-cell\"\u003e1~230V \u003cspan class=\"german-badge\"\u003eSINGLE PHASE\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Current\u003c\/td\u003e\n\u003ctd class=\"efficiency-cell\"\u003e1.1 \/ 1.15 A \u003cspan class=\"dual-speed-badge\"\u003eDUAL CURRENT\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeed\u003c\/td\u003e\n\u003ctd class=\"quiet-cell\"\u003e1150 \/ 1170 rpm \u003cspan class=\"ultra-quiet-badge\"\u003eWHISPER QUIET\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"durable-cell\"\u003e7 kg \u003cspan class=\"industrial-badge\"\u003eCOMPACT\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimension\u003c\/td\u003e\n\u003ctd\u003e70 × 30 × 30 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHS Code\u003c\/td\u003e\n\u003ctd\u003e8414599099\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\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\"\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 are the advantages of the ultra-low speed operation (1150\/1170 RPM) in the QK12A-4EM.48.EF?\u003c\/h3\u003e\n\u003cp class=\"faq-answer\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The ultra-low speed dual-speed operation provides exceptional flexibility for different application requirements while maintaining whisper-quiet performance. At 50Hz, the 1150 RPM\/0.23kW setting offers virtually silent operation for noise-sensitive environments. At 60Hz, the 1170 RPM\/0.24kW setting delivers gentle, uniform airflow with minimal noise. This makes it perfect for retail stores, libraries, and offices where noise must be minimized .\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3 class=\"faq-question\"\u003eQ2: What makes this crossflow fan ideal for commercial refrigeration and display cases?\u003c\/h3\u003e\n\u003cp class=\"faq-answer\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The QK12A-4EM.48.EF generates uniform, gentle airflow across its entire length, making it perfect for applications requiring even air distribution without disturbing customers. The ultra-quiet 1150\/1170 RPM operation ensures that refrigerated display cases operate silently, enhancing the shopping experience while maintaining consistent temperatures throughout the case .\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3 class=\"faq-question\"\u003eQ3: How does the 7kg construction achieve 10+ years durability?\u003c\/h3\u003e\n\u003cp class=\"faq-answer\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The 7kg robust construction incorporates premium materials, high-quality ball bearings, and precision German manufacturing standards. The compact yet sturdy design provides excellent stability, minimizes vibration transmission, and reduces stress on components. The ultra-low speed operation also reduces mechanical stress and wear, significantly extending the fan's lifespan .\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3 class=\"faq-question\"\u003eQ4: What are the typical applications for this whisper-quiet crossflow fan?\u003c\/h3\u003e\n\u003cp class=\"faq-answer\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The QK12A-4EM.48.EF is widely used in commercial refrigeration display cases, entrance air curtains for retail stores, HVAC systems for offices, and any application where quiet operation is essential . Its ability to provide consistent, gentle air distribution with minimal noise makes it ideal for customer-facing environments and noise-sensitive commercial spaces .\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cta-section\"\u003e\n\u003ch2 class=\"cta-title\"\u003eNeed Whisper-Quiet Crossflow 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 noise-sensitive uniform airflow requirements.\u003c\/p\u003e\n\u003ca href=\"mailto:sales@axialfanz.com?subject=Technical%20Inquiry:%20ZIEHL-ABEGG%20QK12A-4EM.48.EF\" class=\"contact-button\"\u003eRequest Technical Support\u003c\/a\u003e \u003ca href=\"mailto:sales@axialfanz.com?subject=Bulk%20Inquiry:%20ZIEHL-ABEGG%20QK12A-4EM.48.EF\" 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: #003366; margin-bottom: 25px; font-weight: 600;\"\u003eCustomer Reviews\u003c\/h2\u003e\n\u003cdiv style=\"background: #f8f9fa; border-left: 4px solid #FF9900; 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: #ff9900; font-size: 1.3em; margin-right: 10px;\"\u003e★★★★★\u003c\/span\u003e \u003cspan style=\"font-weight: 600; color: #003366;\"\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\"Absolutely silent! 1150rpm is barely audible - perfect for our retail display cases. Uniform airflow keeps products perfectly chilled. Solid 7kg German quality. Article 113240 is a game-changer!\"\u003c\/p\u003e\n\u003cp style=\"font-weight: 600; color: #003366;\"\u003e— Anna Schmidt, Retail Store Manager\u003c\/p\u003e\n\u003cp style=\"color: #777; font-size: 0.9em; margin-top: 5px;\"\u003ePremium Retail Group • Reviewed on: March 30, 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":35843905421468,"sku":"QK12A-4EM.48.EF","price":780.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0451\/4149\/1868\/products\/QK12A-4EM.48.EF_ZIEHL-ABEGG_Crossflow_fan.jpg?v=1773844437","url":"https:\/\/axialfanz.com\/products\/qk12a-4em-48-ef","provider":"AxialFan","version":"1.0","type":"link"}