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home > RD28S-4DW.4R.2L ZIEHL-ABEGG Centrifugal Fan 3~400V 1.75kW 3.1A 1130rpm > RD28S-4DW.4R.2L ZIEHL-ABEGG Centrifugal Fan 3~400V 1.75kW 3.1A 1130rpm

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RD28S-4DW.4R.2L ZIEHL-ABEGG Centrifugal Fan 3~400V 1.75kW 3.1A 1130rpmMADE IN GERMANY CENTRIFUGAL INDUSTRIAL FAN ZIEHL ABEGG RD28S 4DW. 4R. 2L Centrifugal Fan German engineered for 10+ years of continuous operation, whisper quiet 1130rpm performance, energy saving 1. 75kW motor, and high static pressure the ultimate cooling solution for demanding industrial systems. DOWNLOAD OFFICIAL DATASHEET (PDF) Core Performance Advantages 10+ Years Industrial Durability ZIEHL ABEGG German engineering with premium ball bearings,

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🇩🇪 MADE IN GERMANY | CENTRIFUGAL INDUSTRIAL FAN

ZIEHL-ABEGG RD28S-4DW.4R.2L Centrifugal Fan

Name: RD28S-4DW.4R.2L ZIEHL-ABEGG Centrifugal Fan 3~400V 1.75kW 3.1A 1130rpm
Brand: www.letsgoget.info
SKU: 10934006180
Price: 1052.50 USD
Availability: InStock
Rating: 4.4392000000000005 (2365 reviews)

German-engineered for 10+ years of continuous operation, whisper-quiet 1130rpm performance, energy-saving 1.75kW motor, and high static pressure – the ultimate cooling solution for demanding industrial systems.

📄 DOWNLOAD OFFICIAL DATASHEET (PDF)

Core Performance Advantages

🏆

10+ Years Industrial Durability

ZIEHL-ABEGG German engineering with premium ball bearings, reinforced housing, and robust 25kg build. Exceeds 10+ years of continuous operation in harsh environments with minimal maintenance.

🔇

Ultra-Quiet Operation

Advanced aerodynamic impeller profiling and precision dynamic balancing drastically reduce turbulence and noise. Ideal for hospitals, offices, residential areas, and noise-sensitive facilities.

⚡

Energy Efficient Low Power

Optimized 1.75kW consumption with 3.1A current draw (3~400V). Cuts energy costs significantly vs conventional fans – perfect for 24/7 continuous duty cycles.

💨

High-Volume Centrifugal Airflow

Powerful 1130 rpm centrifugal airflow delivers exceptional static pressure and directional cooling. Provides superior heat dissipation for data centers, power electronics, and industrial systems.

Industry Applications

The RD28S-4DW.4R.2L is trusted across multiple sectors requiring reliable, high-efficiency centrifugal ventilation.

🏭Industrial Ventilation

❄️Commercial Air Conditioning

🧊Industrial Refrigeration

🔥Heating Systems

⚙️Electrical Automation

🔌Frequency Converters

🚄Rail Transportation HVAC

🏢HVAC (FFU/AHU)

🌫️Air Purification Systems

🚗New Energy Vehicles

💻Data Center Cooling

🏥Hospital HVAC Systems

🔬Laboratory Ventilation

📡Telecom Equipment Cooling

🔋Battery Storage Systems

🚢Marine & Shipboard HVAC

Technical Specifications

Model No	RD28S-4DW.4R.2L GENUINE
Article No	209904 FACTORY CODE
Motor No	RZ28S-4DW.4R.2L MOTOR CODE
Condition	Original new from manufacturer
Power	1.75 kW ENERGY EFFICIENT
Voltage	3~400V THREE PHASE
Current	3.1 A OPTIMIZED DRAW
Speed	1130 rpm HIGH AIRFLOW
Frequency	50/60 Hz
Manufacturer	ZIEHL-ABEGG GERMANY
HS Code	8414599099
Country of Origin	Germany MADE IN GERMANY
Product Type	Centrifugal fan INDUSTRIAL GRADE
Warranty	1 year PEACE OF MIND
Net Weight	25 kg HEAVY DUTY
Shipping Dimension	505050 cm
Ship From	Hong Kong
Lead Time	5 days
Delivery Time	3-8 days
Ship By	DHL / UPS

📦 Shipping, Warranty & Service

Sell and ship only genuine products from factory.

Promise: Meet all factory specs, fit, form, and function.

Shipping From: Dispatched from Hong Kong – fast global distribution hub.

Processing Time: Orders are processed within 5 business days.

Express Delivery: Worldwide delivery in 3-8 business days via DHL / UPS.

Warranty: Full 1-year manufacturer warranty backed by ZIEHL-ABEGG.

30-Day Returns: 30-day return policy & 100% customer satisfaction commitment.

Volume Pricing: For large quantity inquiries: [email protected]

Frequently Asked Questions

🔹 Q1: What makes this fan last over 10 years?

A: The RD28S-4DW.4R.2L features German-engineered construction with premium ball bearings, reinforced housing, and robust 25kg build. Designed for continuous industrial duty with minimal wear, ensuring a service life exceeding a decade.

🔹 Q2: How quiet is the 1130 rpm operation?

A: Despite its high static pressure capability, the aerodynamically optimized impeller and precision balancing drastically reduce noise. It is well-suited for noise-sensitive environments such as hospitals, labs, and office buildings.

🔹 Q3: How does the 1.75 kW motor save energy?

A: With optimized current draw of 3.1A and high efficiency across 400V, it consumes significantly less power than traditional fans, lowering operational costs especially in 24/7 applications.

🔹 Q4: What cooling performance can I expect?

A: The 1130 RPM centrifugal airflow delivers exceptional static pressure and volumetric flow, ensuring superior heat dissipation for industrial machinery, data centers, and HVAC systems.

Need a Reliable High-Performance Centrifugal Fan?

Contact our technical team for application support, bulk quotes, or customized solutions.

📧 Request Technical Support 📊 Request Volume Pricing

⭐ Customer Reviews

★★★★★ Verified Buyer – Senior Industrial Engineer

"The ZIEHL-ABEGG RD28S-4DW.4R.2L exceeded all expectations. It runs extremely quiet at 1130 rpm, delivers powerful centrifugal airflow with excellent static pressure, and the 1.75kW motor saves us significant energy costs. Build quality is rock-solid at 25kg – clearly engineered for 10+ years of heavy-duty operation. Perfect for our industrial ventilation and VFD cooling retrofit. Highly recommended for any application requiring reliable, silent, high-static-pressure airflow."

— Jürgen H., Facility Operations Manager

✅ Verified Purchase · Reviewed on May 8, 2026