Product Overview
The AOSUNFAN Exhaust Fan (Model EF-4KW) is a versatile 4-inch window-mounted ventilation solution designed for compact kitchens, laundry rooms, and small commercial spaces. Featuring dual-function airflow (90 CFM) and integrated LED lighting (3000K/600lm), this Exhaust Fan combines HVAC-grade ventilation with energy-efficient illumination (ASHRAE 62.1 compliant). Its IP44-rated polycarbonate housing and stainless steel grease filters ensure reliable operation in humid, grease-heavy environments. Includes adjustable window frames (5-10cm thickness) and a 24-hour programmable timer with humidity sensor (RH 30-95% range).
Product Features
Dual-Function Design
Simultaneous ventilation (0.5-1.0 ACH) and task lighting (18W COB LED, CRI ≥80) for space optimization.
Smart Humidity Control
Auto-activates at 60% RH with 3-speed modes (Low/Med/High) and post-operation delay shutoff (5 minutes).
Oil-Resistant Construction
Removable NSF-4 certified filters trap 99% grease particles (tested per ASTM E2519).
Silent Operation
DC brushless motor maintains ≤1.2 Sones (ISO 3744 tested) at 50Hz operation.
Technical Parameters
Material | Plastic |
Mounting Type | Wall Mount |
Collection | Bathroom,Bathroom/corridor/office/laundry |
Voltage | 110V |
Customized Support | OEM, ODM |
Warranty | 3 years |
Power Source | Electric |
Product Name | Exhaust fan |
Air Quantity | 162-252 |
Motor | Copper or aluminum |
Product Advantages
Energy Efficiency: 15W power consumption (0.015 kW·h), reducing kitchen HVAC loads by 40% (ENERGY STAR 2.0 certified).
Easy Maintenance: Dishwasher-safe filters and tool-free disassembly (clean cycle ≤5 mins).
Space-Saving: Slim 12cm profile fits narrow windows without structural modifications.
Certified Safety: ETL/CE/FCC listed with auto-overheat shutdown (85°C cutoff).
Application Scenarios
Apartment Kitchens: Eliminates cooking odors in 5m² spaces within 15 minutes (4 air changes/hour).
Food Trucks: Reduces grease buildup by 90% in compact mobile kitchens (NSF 4 compliance).
Office Pantries: Maintains PM2.5 levels ≤35 µg/m³ (WHO air quality standard).
Garage Workshops: Ventilates fumes from DIY projects (tested with VOC ≤50 ppm).
FAQ
Q1: How does this Exhaust Fan handle grease accumulation in high-heat cooking?
Our Exhaust Fan uses 304 stainless steel mesh filters (removable) that capture 99% airborne grease at 150°C, cleanable via dishwasher on monthly cycles.
Q2:What is the warranty for your exhaust fan?
We provide a comprehensive 3-year warranty for all our exhaust fans. This warranty covers manufacturing defects and ensures thatyour investment is protected. Additionally, we offer spare parts support to keep your fans in optimal working condition.
Q3: Lighting color temperature options?
Choose between 2700K (warm white) or 4000K (neutral white) LEDs during OEM customization.
Q4: Smart home compatibility?
WiFi module (optional) enables Alexa/Google Home control + real-time air quality monitoring via app.
