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Lead Time: Usually ship in 5 days, Ship international
Base in Hongkong, Ship from HongKong
Delivery time around 5-8 days by UPS
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Professional 0.74kW centrifugal fan engineered for industrial applications. Features three-phase 400V compatibility with efficient 1300 RPM operation and low 1.96A current draw. German-engineered by Rosenberg with 15kg compact robust construction for exceptional durability exceeding 10+ years, ultra-quiet performance, superior energy efficiency, and powerful centrifugal airflow for superior heat dissipation in commercial and industrial applications .
German-engineered Rosenberg construction with 15kg 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 . Rosenberg has decades of engineering expertise, and their fans are designed for high durability and reliability in continuous operation .
Optimized 1300 RPM operation with advanced centrifugal fan design delivers exceptionally quiet performance. Rosenberg's precision engineering, vibration-damping technology, and aerodynamic impeller optimization minimize noise, making it ideal for noise-sensitive environments like hospitals, offices, and commercial spaces .
Efficient 0.74kW power consumption with low 1.96A current draw provides exceptional energy savings. This innovative design significantly reduces operational costs while maintaining excellent performance, perfect for continuous operation in energy-sensitive applications .
1300 RPM operation combined with optimized centrifugal impeller design generates powerful directional airflow with excellent static pressure. Superior air movement capabilities provide remarkable heat dissipation, making it perfect for commercial and industrial applications requiring reliable cooling .
The Rosenberg DKHR450-4KW.138.5HA is engineered for versatile applications across multiple industries requiring reliable, energy-efficient centrifugal airflow solutions .
Carefully calibrated 1300 RPM speed delivers the perfect balance between high-volume airflow and ultra-quiet operation. This optimized speed ensures exceptional cooling performance while maintaining minimal noise levels, ideal for continuous operation in occupied spaces .
Low current consumption of only 1.96A at 0.74kW provides outstanding energy efficiency, minimizing operational costs and reducing electrical infrastructure requirements. Perfect for energy-sensitive applications and continuous operation where power efficiency is critical .
Advanced three-phase 400V motor provides smooth, efficient power delivery with superior reliability for industrial applications. Three-phase technology offers better power factor, smoother torque delivery, and higher efficiency compared to single-phase alternatives, perfect for continuous operation in demanding environments .
15kg robust construction with compact 45×45×25cm dimensions provides excellent stability and durability while maintaining manageable weight for easy installation. German engineering ensures reliable performance in demanding applications with 10+ year lifespan and minimal maintenance requirements .
| Model Number | DKHR450-4KW.138.5HA |
| Manufacturer | Rosenberg GERMANY |
| Product Type | Centrifugal Fan COMPACT |
| Condition | Original new from manufacturer |
| Rated Power | 0.74 kW EFFICIENT |
| Rated Voltage | 400 V THREE PHASE |
| Frequency | 50/60 Hz |
| Rated Current | 1.96 A LOW CURRENT |
| Speed | 1300 rpm QUIET |
| Net Weight | 15 kg COMPACT |
| Shipping Dimension | 45 × 45 × 25 cm |
| Country of Origin | Germany |
| HS Code | 8414599099 |
| Warranty | 1 Year Manufacturer Warranty |
Shipping From: Dispatched from Hong Kong for efficient global distribution.
Processing Time: Orders are processed and ready to ship within 5 business days.
Express Delivery: Estimated delivery in 3-8 business days worldwide via DHL or UPS.
Warranty: Backed by a full 1-year manufacturer's warranty from Rosenberg.
Product Guarantee: We sell only genuine Rosenberg products guaranteed to meet all factory specifications for fit, form, and function .
Customer Satisfaction: Enjoy a 30-day return policy and our commitment to 100% customer satisfaction.
For Large Quantity Inquiries: Please contact our sales team at sales@axialfanz.com for volume pricing and custom quotations.
A: The exceptionally low current consumption of only 1.96A at 0.74kW represents outstanding energy efficiency for a centrifugal fan of this size. This innovative design significantly reduces operational costs while maintaining excellent performance, making it perfect for continuous operation in energy-sensitive applications .
A: The optimized 1300 RPM speed is carefully selected to deliver powerful airflow while operating at lower speeds that minimize noise. Combined with Rosenberg's precision engineering, vibration-damping technology, and aerodynamic impeller optimization, this fan provides exceptionally quiet operation suitable for noise-sensitive environments .
A: The 15kg robust construction incorporates premium materials, high-quality ball bearings, and precision German manufacturing standards. The sturdy design provides excellent stability, minimizes vibration transmission, and reduces stress on components. Every component is engineered for long-term reliability in demanding continuous operation environments with minimal maintenance requirements .
A: The DKHR450-4KW.138.5HA is widely used in industrial ventilation, commercial HVAC systems, refrigeration units, data center cooling, and process cooling applications . Its compact size and efficient performance make it ideal for installations where space is limited but reliable cooling is essential .
Contact our technical specialists for application-specific recommendations, performance data, or volume pricing for your industrial ventilation and cooling requirements.
Request Technical Support Request Volume Pricing"Excellent Rosenberg quality! 0.74kW with only 1.96A draw - very efficient. Runs quiet at 1300rpm. Compact 15kg German construction. Perfect for our commercial HVAC system!"
— Stefan Wagner, HVAC Systems Engineer
Euro Climate Solutions • Reviewed on: April 11, 2026
Gurantee genuine products from manufacturer
One Year Warranty
AXIALFAN One Year Warranty protects your purchase from Failure during normal use Up to one Year from the date of your purchase.
One Year Coverage from the date of Purchase - Included in the items Price 100% Coverage for Parts and Labor - No deductibles - Included in the items price Items repairs or the full price is refunded to you if we are unable to fix or repair One Year Warranty covers ALL items listed on our website Buyer pay shipping fees at your side when return products, seller pay replacement products' shipping fees.How can I get AXIALFAN One Year Warranty?
AXIALFAN One Year Warranty is included in the items price, you do not need to buy extra protection plan or additional warranties.
How do I purchase a AXIALFAN One Year Warranty?
When you complete the purchase from our website your warranty will be included with the purchase.
How long does coverage last?
Coverage is one year from the date of your purchase
When does coverage start?
Your coverage begins on the date of purchase. If the item you receive is not as it was described, you can return it for a full refund during the first 30 days from payment.
How much is covered?
For replacement payments: You are covered up to the maximum value you paid for the item. Once that amount has been paid out, your warranty is considered fulfilled.
For repairs: You're covered for multiple repairs, up to the maximum value of your item. Once the cost of repairs meets the full purchase price of the item, your warranty is considered fulfilled.
Software: Software issues are not covered.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.