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000-step motor
Engineered with a piezoresistive sensing element
the internal circuit or the relay coil has likely failed
This flexibility
offering rapid response times and long-term durability in commercial and industrial combustion systems
MARS 43330 Pressure Switch 321142-301 000-step motorThe MARS 43330 Pressure Switch is a professional grade high pressure cut out designed for precise system protection in residential and commercial HVAC R systems. Engineered as a fixed setting pressure control, this SPST high pressure switch features an automatic reset (A R) mechanism, opening the circuit on pressure rise at 400 PSI and closing it back at 280 PSI. This reliable electromechanical sensor is essential for preventing compressor damage due
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