Industrial Axial Ventilation Cooling System High Airflow Exhaust Wall Mounted Circulation Fan

• Customization: Available
• Material: Stainless Steel
• Usage: for Experiment, for Manufacture
• Model NO.: BT40 No. 6A
• Flow Direction: Axial Flow
• Pressure: Low Pressure
• Certification: RoHS, UR, ISO, CE, CCC
• Air Flow: Large Capacity
• Total Pressure: Low Pressure
• Temperature: Normal Temperature
• Fan Type: Axial Flow Fan
• Motor Power: 11 Kw
• Motor Type: Ye4 High Efficiency Motor
• Voltage: 380 V / 50 Hz
• Blade Material: Aluminum Alloy
• Blade Angle: 25°
• Number of Blades: 5 Blades
• Installation Type: Duct Installation
• Inlet Protection: Safety Mesh
• Outlet Connection: Flexible Soft Connection
• Moisture Protection: High Sealing Motor
• Transport Package: Wooden Case Packing
• Specification: Flue Gas Induced Draft
• Trademark: LINFENG
• Origin: China
• HS Code: 841459
• Production Capacity: 20000sets /Year
• Package Size: 16.00cm * 11.00cm * 14.00cm
• Package Gross Weight: 400.000kg

Product Description

Product advantages of BT40 No.6A

 Axial design delivers large airflow with low energy consumption
Wing-shaped aluminum impeller improves efficiency and reduces noise
Adjustable blade angle (25°) for optimized performance
High sealing motor suitable for humid tropical environments
Equipped with inlet protection mesh for safety
Outlet flexible connection reduces vibration and installation stress
Compact design without junction box simplifies structure
Export-grade wooden packaging for overseas projects

This equipment is an axial flow fan designed for industrial ventilation and exhaust applications.

1. General Ventilation Type
T35 axial flow fan, suitable for general ventilation in factories, warehouses, shopping malls and other places. Wing-shaped cast aluminum impeller, large air volume, low noise, stable operation. Steel casing with anti-rust treatment, sturdy and durable. Can be installed in pipeline or on wall to meet different space requirements.
2. Explosion-proof & Anti-corrosion Type
BT35 explosion-proof axial flow fan, suitable for flammable, explosive or corrosive environments such as chemical plants, petroleum, coal mines. ExdⅡBT4 explosion-proof certified, aluminum alloy impeller spark-free, casing with anti-corrosion coating. Stable operation with low noise. Wall-mounted, pipeline, spot-type and fixed installation available.
3. Duct Installation Type
Duct axial flow fan, designed for medium pressure ventilation and industrial processes. Cast aluminum airfoil impeller, direct drive or belt drive optional, installed directly in duct to save space. Suitable for heating, exhaust, process drying, air conditioning systems. Silencers, protective guards and other accessories available.
4. Long-life Industrial Type
Long-life axial flow fan, suitable for continuous operation and hard-to-reach locations. Special bearing design, expected service life 100,000 hours (about 11 years). Standard low speed alarm for predictive maintenance. Variable frequency speed control, low noise and energy saving, easy installation.

Parameter	Item	General range
Performance Parameters	Air Flow Range	400-100,000 m³/h
	Total Pressure Range	30-2,000 Pa
	Speed Range	600-2,900 r/min
	Model No. Range	2.5#-20# (Impeller Diameter 250-2,000mm)
Motor Parameters	Power Range	0.09-15 kW
	Protection Class	IP44 / IP54 / IP55
	Insulation Class	Class B / Class F
	Voltage	380V / 220V / 110V / 24V DC
Material Options	Impeller	Aluminum Alloy / Carbon Steel / Stainless Steel / FRP / Polymer Material
	Casing	Carbon Steel / Stainless Steel / Anti-corrosion Coating
Installation Type	Wall-mounted / Duct-mounted / Spot-type / Fixed / Suspended
Special Options	Explosion-proof / Anti-corrosion / High Temperature (up to 600°C) / Variable Frequency Drive

Comprehensive Industrial Fan Solutions – Customization Available

LINFENG can design and manufacture fans and blowers for various industrial applications.
for customized solutions.

Packing & Delivery

Packing

Shipping

1.Steel Frame:Reinforced steel structure for heavy-duty equipment
2.Wooden Case:Standard export fumigation-free wooden case for impact protection
3.Anti-corrosion Treatment:Rust-proof oil applied to exposed metal parts
4.Waterproof Treatment:Moisture-proof packaging at motor connections and key areas

1.By Sea:From Qingdao Port to major ports worldwide
2.By Rail:China-Europe Railway ExpressCentral Asia and Europe
3.By Land:Via Alashankou / Khorgos ports to Central Asian countries

4.Product Certificate,Test Report,Installation and Operation Manual Provided

5.Over 200 shipments globally every year, rich shipping experience,

Delivering every machine safely to every corner of the world.

Certifications

Company Profile

Our advantage

47 Years | The Source Manufacturer for Fans

Full Industry Chain Manufacturing: With 40 years of expertise, we integrate research and developing, design, and production serving as your one-stop solution as a source factory for fans.
Dual-Mode Cooperation: We fully support both OEM (Original Equipment Manufacturing) and ODM (Original Design Manufacturing) to meet all of your needs.
International Compliance Certifications: Our products are certified with ISO 9001, CE, SGS, and more, ensuring quality meets  global market standards.
Customized Solutions: We focus on providing efficient, reliable, and tailored fan solutions for you.
Cost-Effectiveness Guarantee: Leveraging large-scale production and supply chain advantages, we ensure you receive exceptional products at the most competitive cost.

 We provide Standard and customized fan solutions for heavy industries including steel, chemical, building materials, power, and environmental protection.Contact us for your customized solution!

After Sales Service

Pre-Sales Service

In-Sales Service

After-Sales Service

Free fan selection, parameter matching, solution design

Test samples available before mass order

Welcome to visit our factory and see the production process

Real-time progress updates from order to shipment

Key process photos for confirmation, third-party inspection available

Voltage, frequency, material, discharge position customized as required

Warranty: 12 months warranty for the whole machine (consumables excluded)
Technical Support: Lifetime technical consultation
Installation Guidance: Drawings and video guidance provided; on-site technician available
Spare Parts Supply: Original parts always available for continuous operation
Fault Response: Response within 24 hours, solution within 48 hours

FAQ

1.Q: Are your fans certified with international standards like CE, AMCA, or ATEX?

A: Yes. Our standard range is CE certified. We also offer AMCA-rated fans for performance assurance and ATEX/IECEx certified models for explosive atmospheres. Relevant certificates can be provided upon request.

2.Q: What is your Minimum Order Quantity (MOQ)? Can I order a single unit for testing?

A: MOQ for standard fans is 1 unit. Sample orders are welcome. Please note that samples are charged and shipping costs apply. Customized designs may have higher MOQs.

3.Q: Do you support OEM/ODM manufacturing? Can we use our own logo and packaging?

A: Absolutely. We are experienced in OEM/ODM projects. All details including branding, packaging, and technical specifications can be customized under a confidentiality agreement.

4.Q: How do you handle customization requests? What information do I need to provide?

A: Please provide: 1) Required air flow & pressure; 2) Operating medium and temperature; 3) Voltage & frequency (e.g., 480V/60Hz); 4) Installation environment; 5) Any special standards. We will then offer a tailored quotation and design drawing for approval.

5.Q: What is your warranty policy for international buyers? How do you handle technical support or repairs?

A: We offer a standard 18-month warranty from shipment date. We provide remote video support and can dispatch replacement parts promptly via international courier. For major issues, we can arrange for local service partners or engineer visits (terms apply).