120mm x 38mm 4 Inch Computer Duct Fan, 12V Exhaust with AC Speed Controller,High Airflow Small Exhaust Fan Dual Ball for Print Fume Extractor Enclosure Grow Tent Ventilation Crawlspace Cooling - size: 12038-one duct

About this item

• 【Compact 4-Inch Ventilation】This 4 inch 12V DC exhaust fan is engineered for space-constrained ventilation needs. Perfect for PC cabinet cooling, DIY paint booths, fume extraction, 3D printer enclosures, electronics cabinets, greenhouse ventilation, dryer boosters, or crawl space venting.
• 【Small Duct Computer Fan】120 x 120 x 38mm (4.7 x 4.7 x 1.5 in.) | Rated Voltage: 12V | Current: 0.5A | Power: 6W | Speed: 3000 RPM | Air pressure: 0.35 In H2O | Airflow: 116 CFM | Noise: 26-45 dBA
• 【12V Fan Variable Speed】Equipped with a rotary dial, this controller allows seamless voltage adjustment from 4V to 12V | Input : AC 100V - 240V 50/60HZ | Output: DC 4V – 12V 3A | Max Power: 36W | Plug-and-Play, Easy Installation
• 【Long-Life Dual Ball Bearing】Equipped with premium dual ball bearings, this fan delivers stable performance and an extended lifespan of 50,000+ hours. Unlike sleeve-bearing fans, it handles high temperatures and continuous 24/7 operation with ease—perfect for greenhouse ventilation, electronics cooling, or any project demanding long-term reliability.
• 【Service & Support】Please feel free to inquire if you have any problems using the product or need technical support. We will respond as soon as possible.

Overview

• Product Dimensions: 4.72"L x 4.72"W x 1.5"H
• Brand: WDERAIR
• Voltage: 12 volts
• Wattage: 6 watts
• Cooling Method: fan
• Compatible Devices: Desktop, Projector, Radiator, Receiver, Refrigerator, Transmission Coolers
• Noise Level: 45 db
• Material: Plastic
• Maximum Rotational Speed: 3000 rpm
• Air Flow Capacity: 116 cfm