Wall Mount Industrial Grade Greenhouse Animal Husbandry Dairy Poultry Ventilation Exhaust Fan
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Product Highlights
- Corrosion-Resistant Materials: Constructed from galvanized steel, stainless steel, and FRP for harsh environments.
- Aerodynamic Blade Design: Optimized fluid dynamics for high air pressure and long-distance exhaust.
- Automatic Gravity Louvers: Automatically opens during operation and closes by gravity for rain and dust protection.
- Full Metal Safety Grille: High-strength square-mesh grille prevents foreign object entry and protects operators.
- Low Maintenance Design: Modular structure allows effortless cleaning and belt replacements.
- Wide Application Range: Suitable for farms, greenhouses, factories, and chemical facilities.
- UV and Chemical Resistance: Surface treated for UV, acid, and alkali resistance in humid or corrosive settings.
- Customizable Voltage: Electric current type and standard can be customized to meet specific needs.
Product Attributes
- Customization
- Available
- Remote Control
- Without Remote Control
- Electric Current Type
- Customize
- Model NO.
- WJ-800 Exhaust Fan
- Material
- Stainless Steel,FRP,Galvanized Steel
- Application
- Greenhouse,Poultry Farming
- Installation
- Wall Fan
- Certification
- CCC, ROHS, CE, CB
- Fan Type
- Negative Pressure Fan
- Fan Parts Material
- 304 Stainless Steel,FRP,Galvanized Material
- Power(W)
- 370
- Voltage(V)
- 380
- Fan Size(mm)
- 400-1530
- Lengthxwidthxthickness (mm)
- 800X800X400
- Fan Blade Diameter (mm)
- 710
- Air Quantity M³/H
- 22000
- Noise(Db)
- ≤52
- Transport Package
- Wooden Transport
- Specification
- Customize
- Trademark
- WanYu Brand
- Origin
- China
- Package Size
- 1000.00cm * 1000.00cm * 400.00cm
- Package Gross Weight
- 50.000kg
- Lead Time
-
3 days (1 - 5 Pieces)
To be negotiated ( > 5 Pieces)
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Wall Mount Industrial Grade Greenhouse Animal Husbandry Dairy Poultry Ventilation Exhaust Fan
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Product Description


Product Model | Length*Width*Thickness (mm) | Fan Blade Diameter(mm) | Air Quantity m³/H | Power(w) | Noise(db) | Voltage(v) |
WJ-400 | 400*400*320 | 300 | 2500 | 180 | ≤42 | 380 |
WJ-500 | 500*500*320 | 400 | 5000 | 250 | ≤42 | 380 |
WJ-600 | 600*600*320 | 500 | 8000 | 370 | ≤42 | 380 |
WJ-700 | 700*700*320 | 600 | 10000 | 370 | ≤52 | 380 |
WJ-800 | 800*800*400 | 710 | 22000 | 370 | ≤52 | 380 |
WJ-900 | 900*900*400 | 750 | 27000 | 550 | ≤62 | 380 |
WJ-1000 | 1000*1000*400 | 900 | 30000 | 550 | ≤62 | 380 |
WJ-1100 | 1100*1100*400 | 1000 | 34000 | 750 | ≤65 | 380 |
WJ-1220 | 1220*1220*400 | 1100 | 37000 | 1100 | ≤68 | 380 |
WJ-1380 | 1380*1380*400 | 1250 | 44500 | 1100 | ≤68 | 380 |
WJ-1530 | 1530*1530*400 | 1400 | 52000 | 1500 | ≤72 | 380 |

Full Metal Safety Grille & Automatic Louvers:
Easy Wall-Mounting & Low-Maintenance Design:








The fan frame and major parts are made of galvanized steel sheets and 304 stainless steel. The blades are made of FRP material.
What is the voltage requirement?
All models in this series operate at 380V.
Can the motor current be customized?
Yes, the electric current type is customizable to meet specific requirements.
Is the fan suitable for different types of farms?
Yes, it is widely used in various types of farms, greenhouses, factory buildings, and other agricultural or industrial settings.
What certifications does the product have?
The product holds RoHS, UR, ISO, CE, and CCC certifications.
What is the power range available?
Power options range from 180W to 1500W.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI2651266". Items marked "" are certified.
Company Profile
Our company offers variety of products which can meet your multifarious demands. We adhere to the management principles of "quality first, customer first and credit-based" since the establishment of the company and always do our best to satisfy potential needs of our customers. Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a win-win situation since the trend of economic globalization has developed with anirresistible force.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 1 Workshop, 2159 Xiankelai North Road, Economic Development Zone, Qingzhou City, Weifang City, Shandong Province
-
Plant Area
- 4120 square meters
-
Number of Employees
- 13
-
Registered Capital
- 3,000,000 RMB
-
Terms of Payment
- T/T, LC, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Qingdao Port
-
Minimum Order Quantity
- 1 set
-
Supply Chain Partners
- 12
Our Production Capability & Technical Expertise
-
Main Products
- Exhaust Fan, FRP Fan, Cooling Pan, Cattle House Fan, Electric Fan Heater, Feed Silo, Feed System
-
Production Lines
- 1
-
Production Machines
- Forming line
-
QA/QC inspectors
- 1 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Finished product checked by packing staff
-
Customization Options
- Flexible customization, Minor Customization, Full Customization
-
ODM Service Available
- Yes
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2014-05-21
-
Export Year
- 1 year
-
Main Markets
- Domestic
-
Repeat Buyers Choice
- < 10%
-
Number of Foreign Trading Staff
- 1
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- No
FAQ
- What materials are used for the fan construction?
- The fan is made of galvanized steel sheets and stainless steel sheets (304) for the casing and parts, with blades made of FRP or aluminum alloy.
- What is the voltage specification for this fan?
- The standard voltage is 380V, but the electric current type can be customized according to customer requirements.
- How does the automatic louver system work?
- The rear is equipped with automatic gravity louvers that open when the fan operates and close by gravity when it stops to protect against rain, dust, and birds.
- Is the fan suitable for corrosive environments?
- Yes, the surface is treated for UV, acid, and alkali resistance, making it suitable for harsh, humid, dusty, or mildly corrosive environments.
- What is the installation method for this fan?
- It features a square exterior with standard mounting flanges for easy wall-mounting on brick or corrugated steel walls.
- What is the warranty or after-sales support?
- The modular design ensures extremely low after-sales maintenance costs, and the company provides comprehensive service for international customers.
- Can the fan size be customized?
- The fan size ranges from 400mm to 1530mm, and the standard can be customized to fit specific project needs.
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