consolidating your inventory for multiple service calls

Professional Durability: Bimetal sensor housing is built to withstand the rigorous cycling common in heavy-duty commercial and residential HVAC applications

Constructed with durable materials and weighing only 2

If the relay trips immediately on startup

Reznor 203933 Pressure Switch Els PW 17895 consolidating your inventory for multipleThe Reznor 203933 Pressure Switch is a critical safety component designed for precise airflow monitoring in commercial and industrial heating and ventilation systems. This genuine OEM part features a 0. 75" WC setpoint, ensuring the inducer motor or venter assembly is moving sufficient combustion air before allow the gas valve to energize. Built with a SPDT (Single Pole Double Throw) switch configuration, the 203933 provides versatile electrical