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Description
Rosenberg DKHR450-4KW.138.5HA 400V High Voltage Inverter Fan/SVG Equipment FanRosenberg DKHR450 4KW. 138. 5HA Centrifugal Fan High Efficiency 0. 74kW Industrial Centrifugal Fan 400V 1300 RPM 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
Rosenberg DKHR450-4KW.138.5HA Centrifugal Fan
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 .
Core Performance Advantages
10+ Years Industrial Durability
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 .
Ultra-Quiet 1300 RPM 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 .
Energy Efficient 0.74kW Design
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 .
High-Performance Centrifugal Airflow
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 .
Industry Applications
The Rosenberg DKHR450-4KW.138.5HA is engineered for versatile applications across multiple industries requiring reliable, energy-efficient centrifugal airflow solutions .
Advanced Technical Features
Optimized 1300 RPM Operation
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 .
Efficient 1.96A Current Draw
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 .
Three-Phase 400V Industrial Power
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 .
Compact 15kg Industrial Construction
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 .
DATASHEET
Technical Specifications
| 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, Warranty & Service
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 [email protected] for volume pricing and custom quotations.
Frequently Asked Questions
Q1: What makes the DKHR450-4KW.138.5HA so energy efficient with only 1.96A current draw?
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 .
Q2: How does the 1300 RPM operation contribute to quiet performance?
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 .
Q3: What makes this 15kg Rosenberg fan last over 10 years?
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 .
Q4: What are the typical applications for this compact centrifugal fan?
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 .
Need Energy-Efficient Centrifugal Fan Solutions?
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 PricingCustomer Reviews
"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
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy