DC Motor Driven Backward Curved Centrifugal Fan
Send the duty point and installation constraints. We will confirm what model documents and selection support are available for your application.
Detailed Engineering Specifications
Complete technical parameters for model selection and engineering calculations.
| Specification Parameter | Standard Value / Range | Engineering Notes |
|---|---|---|
| Model Reference | DC Motor Backward Curved Centrifugal Fan | Customizable upon request |
| Main Applications | Industrial Ventilation Systems, Commercial Building Ventilation, HVAC Systems, Air Handling Equipment | Agree acceptance tolerance in the quotation |
| Impeller Diameter | 133-355mm | Agree acceptance tolerance in the quotation |
| Voltage | 24V / 48V / 80V DC | Confirm model-specific test conditions |
| Airflow | 200-4500 m³/h | Agree acceptance tolerance in the quotation |
| Bearing Type | Precision Ball Bearing | Agree acceptance tolerance in the quotation |
Configuration Attributes
Need Engineering Sizing & Selection Support?
Provide airflow, pressure, working temperature and voltage so the quoted model can be evaluated against your operating conditions.
Product Engineering & Design Highlights
DC Motor Driven Backward Curved Centrifugal Fan
DC Motor Driven Backward Curved Centrifugal Fan is engineered for Industrial Ventilation Systems, Commercial Building Ventilation, HVAC Systems, Air Handling Equipment. Designed for high aerodynamic efficiency, durability, and low noise continuous operation.
Technical Specifications
- Model Reference: DC Motor Backward Curved Centrifugal Fan
- Primary Applications: Industrial Ventilation Systems, Commercial Building Ventilation, HVAC Systems, Air Handling Equipment
- Impeller Diameter: 133-355mm
- Voltage: 24V / 48V / 80V DC
- Airflow: 200-4500 m³/h
- Bearing Type: Precision Ball Bearing
Send your duty point, voltage, operating conditions, quantity and destination to CZJ Machinery for model selection, available drawings, performance data and a project-specific quotation.
Aerodynamic High-Efficiency Impeller
Confirm the quoted impeller type, balancing grade and vibration acceptance criteria with its model-specific test documents.
Energy-Saving Premium Motor
Confirm the quoted motor voltage, frequency, efficiency, protection class and insulation rating against the operating conditions.
Heavy-Duty Reinforced Casing
Laser cut carbon steel or stainless steel scroll casing with anti-corrosion electrostatic powder coating.
Low-Noise Acoustic Design
Optimized inlet cone and aerodynamic scroll geometry minimize turbulent air noise and pressure drop.
🛠️ Custom Engineering & Optional Accessories
Target Application Industries
Field-proven reliability across commercial, industrial, and specialized sectors.
Commercial HVAC & AHU
Central air conditioning handling units, VAV systems, and building ventilation.
Industrial Exhaust & Fume Removal
Dust collection, welding fume extraction, chemical exhaust, and workshop air renewal.
Boiler Draft & Furnace Air
Forced and induced draft fans for biomass, gas, and industrial steam boilers.
Cleanroom & Medical Ventilation
Ultra-low vibration, high static pressure air supply for pharmaceutical and semiconductor facilities.
Material Drying & Silo Air
Grain drying, agricultural crop cooling, and industrial hot air circulation.
Tunnel & Mine Ventilation
High pressure axial and centrifugal boost ventilation for underground shafts and tunnels.
❓ Frequently Asked Questions & Quality Control
Q: Can you customize the DC Motor Driven Backward Curved Centrifugal Fan for my market?
A: Yes. Send target quantity, specification, packaging requirement, destination port, and any standard you need. We will confirm MOQ, lead time, and export quotation.
Q: Can I request samples before bulk order?
A: Sample orders are supported for most products. For machinery and special projects, we can provide technical files, photos, videos, and factory acceptance checks before shipment.
📦 Export Packaging & Transport
Export-ready packaging with protective wrapping, carton or wooden case reinforcement, palletizing when needed, and shipping documents prepared for sea, air, or courier delivery.
Request Technical Proposal & Fast Factory Quote
Send your requirements. Model specifications, pricing, lead time and available documents will be confirmed in the written quotation.
Request Technical Quote
Send fan model, airflow, static pressure, voltage, quantity and destination details. Our machinery team will reply with specifications, MOQ, lead time and export quotation.
