Common Questions Does the H-701 require a separate power supply

We strongly advise using this OEM rectifier board to maintain the specific resistance and voltage profiles required by Carrier control logic

Silent Operation: Engineered for noise-free startup

The coil features high-grade internal windings protected against thermal stress and moisture

as a passive resistive temperature sensor

Antunes Controls 8024204025 Pressure Switch Els PW 17895 Common Questions Does the H-701The Antunes Controls 8024204025 is a high precision air pressure switch designed for monitoring differential pressure in critical HVAC and combustion air systems. This SPDT air differential pressure switch features an adjustable range of . 17" to 6" Water Column (WC), providing reliable proof of airflow for burners, blowers, and industrial ventilation units. Engineered with 1 4" compression fitting connections, it ensures a secure, leak proof