Quincy Compressor 2202756205 Pressure Switch 320788-704 this OEM Nordyne replacement part

this OEM Nordyne replacement part (replaces 626513 and 21359) ensures HVAC system compatibility and maintains the original equipment's safety specifications

protecting the silicone diaphragm and calibration spring from industrial wear

Circuit Protection: Integrated reverse polarity and short circuit protection prevent damage from common field wiring errors

Rugged Construction: Durable NEMA 1 steel housing protects internal bellows and SPST switch components from debris and impact

optimizing it for CGA 540 oxygen cylinder connections

Quincy Compressor 2202756205 Pressure Switch 320788-704 this OEM Nordyne replacement partThe Quincy Compressor 2202756205 Pressure Switch is the direct OEM replacement for the Alco PS3 W6S, engineered for high pressure monitoring in industrial compressed air systems. Operating within a fixed pressure range of 16 21 bar (approximately 232 305 PSI), this single pole double throw (SPDT) switch provides precise cut out control to maintain system integrity and prevent over pressurization. It features a robust M10 connection or 1 4 inch Flare