Alco adjustable dual pressure switches for low and high pressure. Dual pressure switch adjustment in an intuitive way with adjustment ranges very suitable for HVAC installations. Highly rated SPDT contacts for ...all versions of the dual compressor pressure switch. Dual pressure switches with two independent SPDT switches. Features: PS2 / PS3 range; Alco dual press-control contacts stand out for their resistance to breakage; manual switching to check and modify the tracked system; standard pressure connection 7/16 ”-20 UNF for 1/4” SAE male connection; versions with auto and manual reset; Convertible automatic / manual reset for double pressure controls. Mai mult
