Best Energy-Saving Centrifugal Blower for HVAC and Ventilation Applications in 2025

Product Details
Customization: Available
Material: Iron
Usage: for Experiment, for Air Conditioner, for Manufacture
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  • Best Energy-Saving Centrifugal Blower for HVAC and Ventilation Applications in 2025
  • Best Energy-Saving Centrifugal Blower for HVAC and Ventilation Applications in 2025
  • Best Energy-Saving Centrifugal Blower for HVAC and Ventilation Applications in 2025
  • Best Energy-Saving Centrifugal Blower for HVAC and Ventilation Applications in 2025
  • Best Energy-Saving Centrifugal Blower for HVAC and Ventilation Applications in 2025
  • Best Energy-Saving Centrifugal Blower for HVAC and Ventilation Applications in 2025
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  • Overview
  • Product Description
  • Detailed Photos
  • Product Parameters
  • Certifications
  • Packaging & Shipping
  • Installation Instructions
  • Company Profile
  • FAQ
Overview

Basic Info.

Model NO.
4-73 Series
Flow Direction
Centrifugal
Pressure
Medium Pressure
Certification
RoHS, UR, ISO, CE, CCC
Color
White, Red, Blue, etc.
Craftsmanship
Anti-Corrosion, Explosion-Proof, Wear-Resistant
Protection Level
IP55/IP65
Insulation Level
F/H
Inspection Process
Dynamic Balancing, Flaw Detection, etc.
Transport Package
Wooden Packing
Specification
Different models, different sizes
Trademark
HENGDING
Origin
China
HS Code
8414593000
Production Capacity
10, 000 Units/Year

Packaging & Delivery

Package Size
125.00cm * 115.00cm * 130.00cm
Package Gross Weight
280.000kg
Lead Time
4 days (1 - 20 Sets)
To be negotiated ( > 20 Sets)

Product Description

 

Product Description

The Energy-Saving Centrifugal Blower is a premium choice for HVAC and ventilation applications where efficiency and low energy consumption are essential. Specifically engineered to meet modern energy standards, this blower uses advanced airflow dynamics to circulate air effectively with minimal energy use. It is ideal for HVAC systems in commercial buildings, offices, and industrial facilities that require a reliable ventilation solution.

Constructed with high-quality materials, this blower offers durability and long-lasting performance. Its design minimizes vibration and noise, ensuring smooth operation without disturbing the environment. The energy-saving features are integrated into the motor and airflow system, making this blower one of the most cost-effective choices for facility managers aiming to reduce operational costs.

This centrifugal blower is easy to install and maintain, making it a low-maintenance solution for complex HVAC needs. Additionally, it can be integrated into various HVAC configurations to optimize air circulation, support temperature control, and enhance indoor air quality.


Key Features:
- Anti-corrosion materials for durability in harsh environments  
- Energy-efficient design to reduce operational costs  
- Noise-dampening technology for quieter operation  
- Compact and versatile for flexible installation  
- Optional customizations for specific industry requirements  

With its reliable design and high corrosion resistance, this blower is a trusted choice for industries needing continuous air circulation in demanding settings. From chemical plants to labs, it's a solution that ensures performance, energy efficiency, and reduced maintenance over time.

Detailed Photos
Best Energy-Saving Centrifugal Blower for HVAC and Ventilation Applications in 2025
Best Energy-Saving Centrifugal Blower for HVAC and Ventilation Applications in 2025
Best Energy-Saving Centrifugal Blower for HVAC and Ventilation Applications in 2025
Best Energy-Saving Centrifugal Blower for HVAC and Ventilation Applications in 2025
Best Energy-Saving Centrifugal Blower for HVAC and Ventilation Applications in 2025
Best Energy-Saving Centrifugal Blower for HVAC and Ventilation Applications in 2025

 

Product Parameters

Series no.

4-73 series

Feature selection

Normal

anti-corrosion

wear-resisting

High temperature

anti-explosion

Remarks

Performance

Impeller diameter

400-3000mm

 

Rotation speed

≤4000rpm

 

Pressure range

615-8302Pa

 

Flow range

10696-952530m³/h

 

Structure

Blade type

Backward, Straight, Aerofoil type

 

Impeller support

SWSI(Single Width, Single Inlet), DWDI(Double Width, Double Inlet), Overhung type

 

Lubrication method

Oil bath lubrication, grease lubrication, lubrication oil station

Can be specified

Cooling method

Air cooling, Water cooling, Oil cooling

Can be specified

Driven mode

Direct driven, Coupling driven, Belt driven

Can be specified

Gas composition

Gas temperature

Normal

Customer request

Customer request

≥250ºC

Customer request

 

gas characteristic

Clean gas

Corrosive gas

Particulate dust

High temperature gas

Flammable gas, explosive gas

 

System configuration

Motor brand

Chinese famous brands, ABB, Siemens, WEG etc

Can be specified

Impeller

High quality carbon steel

FRP, Stainless steel, Rubber Lining

Wear-resistant layer or wear-resistant liner, ceramic patch

High temperature high quality alloy steel

FRP, Aluminum alloy

Can be specified

Air inlet cone

High quality carbon steel

FRP, Stainless steel, Rubber Lining

High quality carbon steel

High quality carbon steel

High quality carbon steel

Can be specified

Casing

High quality carbon steel

FRP, Stainless steel, Rubber Lining

High quality carbon steel

High quality carbon steel

High quality carbon steel

Can be specified

Air damper

High quality carbon steel

FRP, Stainless steel, Rubber Lining

High quality carbon steel

High quality carbon steel

High quality carbon steel

Can be specified

Main shaft

High strength carbon steel, Alloy structural steel

Can be specified

Bearing

 

Can be specified

Bearing housing

Cast iron

 

Foundation bolts

GB799-1988

 

Option parts

System base frame, Protective screening, Silencer, Inlet & Outlet flexible connections, Inlet & Outlet counter flange, Air damper, Electric actuator, Shock absorber, Diaphragm coupling, Fluid coupling, Motor rain cover, Temperature sensor, Vibration sensor, Soft starter, Inverter, Special Electrical Motor, System monitoring Instrument.

 

Certifications

Our company has passed CCC fire product compulsory certification, ISO9001 quality management system certification, CE EU certification, KA mining product safety landmark certification, and other certifications.

 

Packaging & Shipping

1. The equipment is equipped with a number of signs, such as a product nameplate, rotation direction sign, wind direction sign, grounding sign, lifting sign, safety warnings, and so on.

2. Product nameplate mainly includes the contents of the equipment: main technical parameters (flow, pressure, motor power, Revolutions Per Minute), product number, manufacturing date, and so on, which is convenient for users to check at any time.

3. Small equipment adopts the type of export wood packaging and large equipment, and the steel frame transports large cargo.

4. All equipment is waterproof and rainproof.

 

Installation Instructions
Option 1: Our company can provide remote video guidance for installation through WhatsApp, WeChat, and other chat software.

Option 2: Our company sends employees with more than 30 years of service to the site to guide installation.

 
Company Profile
Zibo Hengding Fan Co., Ltd. is located in Industrial Park, Beijiao Town, Zhoucun District, Zibo City, Shandong Province, China. The company covers an area of 12,000 square meters and a construction area of 8,000 square meters. The company has total assets of 27 million RMB and 186 employees, including 46 engineers and technicians. It has passed ISO9001 quality management system certification and has maintained long-term technical cooperation relationships with many colleges and universities, such as Xi'an Jiaotong University, Tianjin Nankai University, and so on. Now, it has developed into a modern ventilation equipment manufacturing enterprise with first-class testing and producing equipment, high-quality and excellent production molds, strong scientific research and development strength, a strict quality management system, and gradually perfected development. The company has 40 years of production experience, with an annual output of 10,000 sets of ventilators.
Best Energy-Saving Centrifugal Blower for HVAC and Ventilation Applications in 2025
FAQ

Q. What information should I provide when inquiring?

A: Fan name/model, KW, Air pressure, Flow rate Air Volume, and temperature

Q. What is your warranty?
A. Our warranty is 18 months after receiving the fans. During the warranty period, replace the damaged parts free of charge. Out warranty period, to provide timely, high-quality technical services and price concessions spare parts to ensure.
continuous safe and high-quality equipment operation.

Q. How does your factory control product quality?
A. We have a quality inspection department. All fans are running more than 3 hours before delivery to test the quality. If there is a quality problem, we will produce a new one.

Q. What are your terms of payment?
A. TT 40% AS THE ADVANCE PAYMENT AND TT 60% AFTER INSPECTION BEFORE SHIPPING.
B. 100% IRREVOCABLE L/C AT STGHT.

Q. What products do you produce?
A. Centrifugal fan, tunnel fan, axial fan, jet fan, mining fan, exhaust fan, anti-corrosion blower, high-pressure blower, explosion proof fan, fan accessories, etc. Please contact us to learn more details.

Q. Where is your factory? Can I visit your factory?
A. Zibo Hengding Fan Co., Ltd. Is located in Industrial Park, Beijiao Town, Zhoucun District, Zibo City, Shandong Province, China.

Q. How long will it take to ship after the order?
A. 2-15 days if you need it urgently; we can discuss it for a short time.

Q. Is the product customizable?
A. Various types can be customized.

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