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To ensure proper fit and timing
It meets SAE J513 standards
It is primarily specified for the 1/2-inch VTM series valves commonly used in VAV and fan coil unit applications
Resistant to thermal expansion
using the specific Amana-Goodman B1370150 is recommended to ensure the set point and reset point align perfectly with the original equipment’s logic board
MARS 43335 Pressure Switch To ensure proper fit andThe MARS 43335 Pressure Switch is a high performance, fixed setting control engineered for demanding HVACR applications, particularly those utilizing R410A refrigerant. This high pressure cut out switch features a SPST (Single Pole Single Throw) normally closed contact configuration, calibrated to "open on rise" at 600 PSI cut out and automatically reset (cut in) at 475 PSI. Built with a tamper proof, hermetically sealed sensor, the 43335 ensures long