The SUNON 220V 50Hz 4‑inch Cooling Fan is a compact, industrial‑grade axial fan designed to keep control panels, power supplies, and electronics at a safe temperature. Running directly on 220–240VAC, it offers simple two‑wire hookup and dependable, continuous duty for enclosures, kiosks, UPS/inverters, and CNC cabinets. A balanced impeller and precision bearings deliver steady airflow, low vibration, and long service life. Features of SUNON Fan 220v 4 inch: 4" industrial AC axial fan, 220–240VAC, 50/60Hz Long‑life bearings for continuous operation Aluminum alloy frame, balanced impeller Simple 2‑wire hookup; standard square mount Works as intake or exhaust; guard/filter compatible Specifications: Size: 4 inch class (approx. 100–120 mm), square mount Supply: 220–240 VAC, 50/60 Hz Bearings/Leads: Long‑life bearings; 2‑wire AC Materials: Aluminum frame; high‑strength impeller Orientation: Intake or exhaust; airflow arrow on housing Uses: Control panels, MCC/DB enclosures VFD/UPS/inverter and battery cabinets Server racks, kiosks, telecom boxes CNC/automation and 3D printer cabinets General intake/exhaust ventilation Package Includes: 1 x SUNON FAN 220v 50hz Cooling Fan Facebook Instagram Pinterest