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2k Ohm NTC thermistor for tight control of outdoor air intake and economizer cycles
Automatic Reset Functionality: Closes the circuit once the unit cools to 140°F
Manual Reset Safety: Featuring a manual reset mechanism that prevents automatic cycling
preventing ignition if airflow obstructions or mechanical failures are detected within the heat exchanger or venting assembly
Antunes Controls 8021204014 Pressure Switch Els PW 17895 2k Ohm NTC thermistor forThe Antunes Controls 8021204014 Pressure Switch is a high precision air differential pressure switch engineered for critical HVACR and energy management proving circuits. As a veteran grade SMD Series model, it features a versatile set point range of 0. 17 to 6. 0" W. C., making it an essential component for monitoring fan proving, filter status, and combustion air pressure. This unit utilizes a snap acting SPDT switch (Single Pole Double Throw)