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For steam applications up to 15 psi
it ensures rapid discharge between cycles
making it a critical safety component for proving draft in boilers and furnaces
Does this insert require lubrication
crucial for safe burner sequencing and efficient combustion
Aaon R77150 Pressure Switch Els PW 17895 For steam applications up toThe Aaon R77150 Pressure Switch is a critical safety and monitoring component engineered for precision sensing in commercial HVAC systems. This SPST pressure switch is factory calibrated with a 0. 25" w. c. setpoint, making it an ideal solution for proving airflow or monitoring static pressure in Aaon rooftop units and air handlers. Designed for heavy duty service, it features a 1 4" compression connection for secure, leak free integration into