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Description
RH56M-6DK.6K.1R MK137-6DK.15.U ZIEHL-ABEGG centrifugal fan 230/400V 0.83kW 1.45/2.5A 900 rpmZIEHL ABEGG RH56M 6DK. 6K. 1R Centrifugal Fan Ultra Quiet 0. 83kW Energy Saving Centrifugal Fan 230 400V 900 RPM Professional 0. 83kW centrifugal fan engineered for energy efficient industrial applications. Features dual voltage 230 400V compatibility with ultra quiet 900 RPM operation and intelligent dual current 2. 5 1. 45A efficiency. German engineered by ZIEHL ABEGG with MK137 6DK. 15. U motor and 24kg robust construction for exceptional
ZIEHL-ABEGG RH56M-6DK.6K.1R Centrifugal Fan
Professional 0.83kW centrifugal fan engineered for energy-efficient industrial applications. Features dual-voltage 230/400V compatibility with ultra-quiet 900 RPM operation and intelligent dual-current 2.5/1.45A efficiency. German-engineered by ZIEHL-ABEGG with MK137-6DK.15.U motor and 24kg robust construction for exceptional durability exceeding 10+ years, whisper-quiet performance, superior energy efficiency, and high-velocity centrifugal airflow for superior heat dissipation in commercial and light industrial applications . Article No: 122845.
Core Performance Advantages
10+ Years Industrial Durability
German-engineered ZIEHL-ABEGG construction with MK137-6DK.15.U motor and 24kg 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 .
Whisper-Quiet 900 RPM Operation
Ultra-low 900 RPM operation with advanced centrifugal fan design delivers exceptionally quiet performance - among the quietest in its class. 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 Dual-Voltage Design
Efficient 0.83kW power consumption with intelligent dual-current (2.5/1.45A) provides exceptional energy savings for a fan of this capacity. This innovative design automatically optimizes power consumption based on supply voltage, significantly reducing operational costs while maintaining excellent performance .
High-Velocity Centrifugal Airflow
900 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 light industrial applications requiring reliable cooling in ducted systems .
Industry Applications
The ZIEHL-ABEGG RH56M-6DK.6K.1R is engineered for versatile applications across multiple industries requiring reliable, energy-efficient centrifugal airflow solutions with ultra-quiet operation .
Advanced Technical Features
Ultra-Quiet 900 RPM Operation
Exceptionally low 900 RPM speed delivers whisper-quiet performance ideal for noise-sensitive environments. This ultra-low speed ensures minimal noise while maintaining effective airflow, perfect for hospitals, offices, libraries, and commercial spaces where noise must be minimized .
Intelligent 2.5/1.45A Dual-Current Design
Intelligent dual-current design provides outstanding energy efficiency with only 2.5A draw at 230V and 1.45A at 400V. This automatically optimizes power consumption based on supply voltage, minimizing operational costs and reducing electrical infrastructure needs for commercial applications .
Dual-Voltage 230/400V Compatibility
Advanced three-phase motor with dual-voltage range (230/400V) provides smooth, efficient power delivery compatible with global industrial power systems. Perfect for installations worldwide without requiring special transformers, from 230V to 400V applications .
Robust 24kg Industrial Construction
24kg robust construction with 58×58×30cm dimensions and MK137-6DK.15.U motor 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
的人| Model Number | RH56M-6DK.6K.1R |
| Motor Number | MK137-6DK.15.U |
| Article Number | 122845 |
| Manufacturer | ZIEHL-ABEGG GERMANY |
| Product Type | Centrifugal Fan ULTRA-QUIET |
| Condition | Original new from manufacturer |
| Rated Power | 0.83 kW EFFICIENT |
| Rated Voltage | 230/400 V DUAL VOLTAGE |
| Frequency | 50/60 Hz |
| Rated Current | 2.5 / 1.45 A DUAL CURRENT |
| Speed | 900 rpm ULTRA-QUIET |
| Net Weight | 24 kg MEDIUM DUTY |
| Shipping Dimension | 58 × 58 × 30 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 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.
Frequently Asked Questions
Q1: What makes the RH56M-6DK.6K.1R so quiet with only 900 RPM operation?
A: The ultra-low 900 RPM speed is the key to its whisper-quiet performance. Combined with advanced aerodynamic impeller optimization, precision-balanced rotors, and vibration-damping technology, this fan operates at barely audible levels. It's specifically engineered for noise-sensitive environments where traditional fans would be disruptive .
Q2: How does the dual-voltage 230/400V capability benefit global installations?
A: The dual-voltage range (230/400V) means this fan can be installed in facilities with different power systems worldwide without requiring additional transformers or modifications. It automatically adapts to 230V and 400V three-phase systems commonly found across Europe, Asia, and other regions. This flexibility simplifies procurement, reduces installation costs, and makes the fan ideal for multinational projects .
Q3: What makes this 24kg ZIEHL-ABEGG fan with MK137-6DK.15.U motor last over 10 years?
A: The 24kg robust construction incorporates premium materials, precision German manufacturing standards, high-quality industrial bearings, and reinforced components throughout. The MK137-6DK.15.U motor is engineered for long-term reliability, and the ultra-low 900 RPM operation reduces mechanical stress and wear, significantly extending the fan's lifespan .
Q4: What cooling performance can I expect from the 900 RPM centrifugal airflow?
A: The optimized 900 RPM speed combined with advanced centrifugal impeller design generates exceptional directional airflow with excellent static pressure. This provides remarkable heat dissipation for commercial HVAC systems, refrigeration units, and light industrial equipment. The fan delivers consistent, powerful airflow even in ducted systems, ensuring components stay within optimal temperature ranges .
Need Ultra-Quiet Centrifugal Fan Solutions?
Contact our technical specialists for application-specific recommendations, performance data, or volume pricing for your commercial ventilation and cooling requirements.
Request Technical Support Request Volume PricingCustomer Reviews
"Incredibly quiet! 900rpm operation is barely audible. Only 1.45A at 400V - huge energy savings. Solid 24kg German quality with MK137-6DK.15.U motor. Perfect for our hospital HVAC system. Article 122845 is excellent!"
— Dr. Michael Weber, Hospital Facilities Manager
St. Elizabeth Medical Center • Reviewed on: April 17, 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