Siemens Industrial Controls 40HP32AA Contactor 321142-301 The NEMA 2 rated housing

The NEMA 2 rated housing and 18 AWG plenum-rated cable ensure reliable integration into building automation environments

This SPST auto-reset switch features a factory-set 75 PSI open and 100 PSI close calibration

Pressure Resilience: UL listed for high-pressure refrigerants

the system is detecting a thermal event that requires immediate technical mitigation

Siemens Industrial Controls 40HP32AA Contactor 321142-301 The NEMA 2 rated housingThe Siemens Industrial Controls 40HP32AA Contactor is a heavy duty NEMA Size 3 magnetic contactor engineered for the rigorous demands of commercial HVAC and industrial motor control. Rated for 90 Amps and 120 240V, this 3 pole non reversing contactor handles polyphase motor loads up to 50 HP at 460 575V, making it a critical component for large scale compressors and cooling equipment. Its dual voltage coil (110 120 220 240 VAC at 60Hz) provides