4 Inch Axial Exhaust Fan With 3000 RPM, DC 12V Dual Ball Bearings, Up To 141 CFM, PWM Variable Speed Control, 120x120x38mm Case Fan For DIY Soldering, Laser Engraving, Paint Booth Pro Grade Fume Exhaust Kit White

High-Performance 4-Inch DC Exhaust Fan with PWM
✔️ PWM-controlled, 120x120x38mm dual-bearing fan kit

This compact 4-inch axial exhaust fan kit is designed for DIY workspaces and small enclosures like soldering benches, laser engravers, and paint booths. It runs on 12V DC with PWM speed control and arrives as a complete kit with two duct adapters, two metal meshes, screws, a power adapter, and a user manual for quick setup.

Dimension	Metric	Inches
Fan size	120x120x38 mm	4.72 x 4.72 x 1.50 in

✅ Up to 141 CFM airflow at 12V DC
✅ PWM speed control from 0 to 100% for airflow tuning
✅ Dual ball bearings for long life in dusty environments
✅ 120x120x38 mm (4.72 x 4.72 x 1.50 in) compact size
✅ Low-noise performance under 18 dB in clean air tests
✅ Kit includes 1 fan, 1 power adapter, 2 duct adapters, 2 metal meshes, 8 screws, 1 manual

💡 What is a 4-inch DC axial exhaust fan used for in DIY projects?

It’s a handy venting and cooling tool for small spaces where heat, fumes, or dust build up. Great for hobbyist work like soldering, laser engraving, and paint finishing.

• Exhausts fumes, heat, and dust from compact work zones
• PWM speed control to tune airflow for each task
• Dual ball bearings help durability in dusty environments