SKU: 84316681262

Brand new RH40M-6DK.4A.1R ZIEHL-ABEGG centrifugal fan 3-400V 50HZ

Sale price$358.48 Regular price$398.31
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Description

Brand new RH40M-6DK.4A.1R ZIEHL-ABEGG centrifugal fan 3-400V 50HZZIEHL ABEGG RH40M 6DK. 4A. 1R Centrifugal Fan Ultra Efficient 160W Dual Current Centrifugal Fan 3~400V 900 RPM Professional ultra efficient dual current centrifugal fan engineered by ZIEHL ABEGG for exceptional durability (10+ years), whisper quiet operation, ultra low 0. 37 0. 20A dual current draw, and high volume airflow delivering superior heat dissipation for industrial and commercial applications. DOWNLOAD DATASHEET Core Performance Advantages

ZIEHL-ABEGG RH40M-6DK.4A.1R Centrifugal Fan

Ultra-Efficient 160W Dual-Current Centrifugal Fan | 3~400V | 900 RPM

Professional ultra-efficient dual-current centrifugal fan engineered by ZIEHL-ABEGG for exceptional durability (10+ years), whisper-quiet operation, ultra-low 0.37/0.20A dual-current draw, and high-volume airflow delivering superior heat dissipation for industrial and commercial applications.

📄 DOWNLOAD DATASHEET

Core Performance Advantages

🏆

10+ Years Industrial Durability

German-engineered by ZIEHL-ABEGG with robust 18kg 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.

🔇

Ultra-Quiet Low-Speed Operation

Advanced centrifugal fan design delivers exceptionally quiet performance at optimized 900 RPM. Precision-balanced impeller, vibration-damping technology, and aerodynamically optimized housing minimize noise, making it ideal for noise-sensitive environments like hospitals, offices, and residential areas.

Energy Efficient Ultra-Low Dual-Current Design

Remarkable energy efficiency with ultra-low power consumption of only 160W (0.16kW) and intelligent dual-current draw (0.37A at 50Hz / 0.20A at 60Hz). Significantly reduces operational costs for continuous 24/7 operation while maintaining exceptional performance.

💨

High-Volume Centrifugal Airflow

900 RPM optimized operation combined with advanced centrifugal impeller generates powerful, high-static-pressure airflow with exceptional volume capacity. Superior air movement provides remarkable heat dissipation for industrial equipment and HVAC systems.

Industry Applications

The ZIEHL-ABEGG RH40M-6DK.4A.1R is engineered for versatile applications across multiple industries requiring reliable, ultra-energy-efficient centrifugal airflow solutions.

🏭 Industrial Ventilation Systems
❄️ Commercial Air Conditioning
🧊 Industrial Refrigeration
🔥 Heating Systems
⚙️ Electrical Automation
🔌 Frequency Converters
🚄 Rail Transportation HVAC
🏢 HVAC (FFU/AHU) Systems
🌫️ Air Purification Systems
🚗 New Energy Vehicles
🏗️ Industrial Process Cooling
💻 Data Center Cooling
Power Plant Ventilation
🏥 Hospital HVAC Systems
🔬 Laboratory Ventilation
🏭 Factory Exhaust Systems
📡 Telecom Equipment Cooling
🔋 Battery Storage Systems
🌾 Agricultural Ventilation
🚢 Marine & Shipboard HVAC

Advanced Technical Features

Ultra-Efficient 160W Motor

The ultra-efficient 160W (0.16kW) motor delivers exceptional airflow performance while maintaining outstanding energy efficiency. This advanced motor design provides optimal power-to-airflow ratio, ensuring maximum cooling capacity with minimal energy consumption for continuous operation applications.

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.

Intelligent 0.37/0.20A Dual-Current Design

Intelligent dual-current design draws only 0.37A at 50Hz and 0.20A at 60Hz, providing outstanding energy savings across different frequencies. This automatically optimizes power consumption based on operational requirements, minimizing energy costs.

Robust 18kg Heavy-Duty Construction

18kg robust construction with 46×46×35cm dimensions provides exceptional stability and durability. German engineering ensures reliable performance with 10+ year lifespan and minimal maintenance requirements.

DATASHEET

Technical Specifications

Model Number RH40M-6DK.4A.1R
Manufacturer ZIEHL-ABEGG GERMANY
Product Type Centrifugal Fan HIGH STATIC PRESSURE
Condition Original new from manufacturer
Rated Power 160W / 0.16 kW ULTRA LOW POWER
Rated Voltage 3~400 V THREE PHASE
Frequency 50/60 Hz
Rated Current 0.37 / 0.20 A DUAL CURRENT
Speed 900 rpm QUIET OPERATION
Net Weight 18 kg HEAVY DUTY
Shipping Dimension 46 × 46 × 35 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 this ZIEHL-ABEGG centrifugal fan last over 10 years?

A: The robust 18kg 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.

Q2: How quiet is the RH40M-6DK.4A.1R during operation?

A: This centrifugal fan is engineered for ultra-quiet operation with optimized 900 RPM speed, advanced aerodynamic impeller design, precision balancing, and vibration-damping technology. The optimized scroll housing minimizes turbulence and noise, making it ideal for noise-sensitive environments such as hospitals, laboratories, and commercial spaces.

Q3: What cooling performance can I expect from the 900 RPM centrifugal airflow?

A: The 900 RPM optimized operation combined with advanced centrifugal impeller generates exceptional high-static-pressure airflow with outstanding volume capacity. This provides remarkable heat dissipation for industrial equipment, HVAC systems, and critical cooling applications, ensuring optimal thermal management even in ducted systems with significant resistance.

Q4: What makes this fan energy efficient with ultra-low dual-current design?

A: The RH40M-6DK.4A.1R features an advanced motor design with ultra-low 160W (0.16kW) power consumption and intelligent dual-current draw (0.37A at 50Hz / 0.20A at 60Hz), significantly reducing operational costs. Three-phase 400V operation provides superior power factor and smoother operation, resulting in exceptional energy savings.

Need High-Performance 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 Pricing

Customer Reviews

★★★★★ Verified Purchase

"Outstanding ZIEHL-ABEGG quality! Exceptionally quiet 900rpm operation, ultra-low 160W power draw with intelligent 0.37/0.20A dual-current, and robust 18kg German build. Incredible energy savings with powerful centrifugal airflow. Perfect for our continuous 24/7 industrial ventilation system!"

— Klaus Richter, Industrial Operations Manager

Manufacturing Facility Engineering • Reviewed on: July 24, 2026

 

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. 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
SKU: 84316681262

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4.8 ★★★★★
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Verified Purchase
Madelene Caselli
Omaha, US
★★★★★ 5
Time release.. ONLY way to go
Used this brand before... when refill needed, came back for more. Time release is the best way to go as it works all night. Not one big hit when you 1st go to sleep... A nice "hit"... to get you to sleep and then a slow release of the rest, to KEEP you asleep... Don't think you'll be disappointed. I use sustained release with any vitamin/supplement I take (assuming the company makes it) .. including this. It's the best way to allow your body to utilize the product.
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Reviewed in the United States on April 14, 2023
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Verified Purchase
Paul Belanger
Birmingham, US
★★★★★ 5
A subtle sleep enhancer.
Melatonin, in my experience, is a very subtle drug. I took it for about a month and then stopped before I actually saw what it was doing. It allowed me to fall asleep quicker and when I woke up during the night, to fall back asleep quicker as well. No more tossing and turning. I prefer the timed release version since I tend to sleep about 4-5 hours straight and then wake up sporadically after that. I had been buying the timed release from GNC but this brand is much cheaper, more pills, and just as effective. I've also tried popping another one after that initial 4-5 stretch of sleep to further prolong sleepy time, but I don't know how effective that is. It doesn't put you to sleep, so there's no grogginess when you wake up. It just jump starts the natural process.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 21, 2017
L
Verified Purchase
Lucien M.
Chelsea, US
★★★★★ 4
Time release is the best way
I like these time released tablets. Time release is surprisingly hard to find unlike the immediate release style tablets. Time release allows for a longer sleep pattern as it enters the blood stream slowly over time allowing it to stay in you system. Immediate release will hit you hard and fast but your body will metabolize within a couple of hrs leaving you without the melatonin in you system. I took off a star for being pricey, but these do work very well.
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Reviewed in the United States on October 17, 2025
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Verified Purchase
Sharon D79
Pawtucket, US
★★★★★ 5
Effective,low dose melatonin
Purchased this product again.
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Reviewed in the United States on May 7, 2026
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Verified Purchase
Bill
Bozeman, US
★★★★★ 3
Three Stars
Will help you sleep.
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Reviewed in the United States on October 8, 2016

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