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Professional dual-speed centrifugal fan engineered by ZIEHL-ABEGG for exceptional durability (10+ years), whisper-quiet operation, energy-efficient 0.68/1.3A current draw, and high-volume airflow delivering superior heat dissipation for industrial and commercial applications. Article No: 210731.
German-engineered by ZIEHL-ABEGG with robust 9kg construction ensures reliable operation exceeding 10+ years. Premium materials, high-quality ball bearings, and precision manufacturing guarantee exceptional lifespan in demanding environments with minimal maintenance requirements.
Dual-speed 1210/830 RPM operation with advanced centrifugal fan design delivers exceptionally quiet performance across both speed settings. Precision engineering, vibration-damping technology, and aerodynamically optimized impeller minimize noise, making it ideal for noise-sensitive environments.
Dual-power rating (0.69/0.35kW) with energy-efficient dual-current consumption (1.3/0.68A) provides exceptional energy flexibility. This innovative design allows optimal operation at different power levels, significantly reducing energy consumption while maintaining excellent performance.
Dual-speed 1210/830 RPM operation combined with optimized centrifugal impeller design generates powerful directional airflow with excellent volume capacity and high static pressure. Superior air movement provides remarkable heat dissipation, perfect for industrial applications requiring significant cooling performance.
The ZIEHL-ABEGG RH45M-VDK.4F.1R is engineered for versatile applications across multiple industries requiring reliable, energy-efficient centrifugal airflow solutions.
Innovative dual-speed design provides exceptional operational flexibility for varying application requirements. The 830 RPM setting at 50Hz offers ultra-quiet, energy-efficient operation for normal conditions, while the 1210 RPM setting at 60Hz delivers significantly enhanced airflow and static pressure when increased performance is needed.
Intelligent dual-current design provides outstanding energy efficiency with only 0.68A draw at 830 RPM and 1.3A at 1210 RPM. This automatically optimizes power consumption based on operational requirements, minimizing costs and reducing electrical infrastructure needs.
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.
9kg lightweight construction with 53×53×40cm dimensions provides easy installation and handling. German engineering ensures reliable performance with 10+ year lifespan and minimal maintenance requirements.
| Model Number | RH45M-VDK.4F.1R |
| Article Number | 210731 |
| Manufacturer | ZIEHL-ABEGG GERMANY |
| Product Type | Centrifugal Fan DUAL-SPEED |
| Condition | Original new from manufacturer |
| Rated Power | 0.69 / 0.35 kW DUAL POWER |
| Rated Voltage | 3~400 V THREE PHASE |
| Frequency | 50/60 Hz |
| Rated Current | 0.68 / 1.3 A DUAL CURRENT |
| Speed | 830 / 1210 rpm DUAL-SPEED |
| Net Weight | 9 kg LIGHTWEIGHT |
| Shipping Dimension | 53 × 53 × 40 cm |
| Country of Origin | Germany |
| HS Code | 8414599099 |
| Warranty | 1 Year Manufacturer Warranty |
Shipping, Warranty & ServiceShipping 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 ZIEHL-ABEGG.
Product Guarantee: We sell only genuine ZIEHL-ABEGG 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.
A: The robust 9kg German-engineered construction incorporates premium materials, precision manufacturing standards, high-quality industrial 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.
A: This centrifugal fan is engineered for ultra-quiet operation with dual-speed flexibility. Advanced aerodynamic impeller design, precision balancing, and vibration-damping technology minimize noise across both speed settings, making it ideal for noise-sensitive environments like hospitals, laboratories, and commercial spaces.
A: The dual-speed operation provides exceptional flexibility: 830 RPM offers energy-efficient airflow for normal conditions, while 1210 RPM delivers enhanced high-volume airflow with higher static pressure when increased cooling is needed. This ensures optimal thermal management across varying operational requirements.
A: The RH45M-VDK.4F.1R features an advanced motor design with dual-power ratings (0.69/0.35kW) and energy-efficient dual-current draw (1.3/0.68A), significantly reducing operational costs. Three-phase 400V operation provides superior power factor and smoother operation, resulting in exceptional energy savings.
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"Outstanding ZIEHL-ABEGG dual-speed centrifugal fan! Incredibly quiet at 830rpm, powerful 1210rpm airflow, and ultra-low 0.68/1.3A power draw. Compact 9kg German build quality is superb—perfect for our HVAC system upgrade!"
— Frank Mueller, HVAC Systems Engineer
Commercial Climate Solutions • Reviewed on: May 15, 2026
Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
US$40
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