Lochinvar & A.O. Smith 100208408 Pressure Switch 320788-703 ensuring localized power isolation and

ensuring localized power isolation and operational reliability

All sample connections are 1/4" OD compression fittings

serving as a direct OEM replacement to prevent the voltage drops or tripped breakers often caused by undersized or generic components

Compatible with 120/208/240 Vac line voltage

Lochinvar & A.O. Smith 100208408 Pressure Switch 320788-703 ensuring localized power isolation andThe Lochinvar & A. O. Smith 100208408 Pressure Switch is a critical safety component designed for high efficiency boilers and water heaters. As a low air pressure switch, its primary function is to monitor the differential pressure within the combustion chamber and venting system. Specifically engineered as an OEM replacement part, the 100208408 ensures that the inducer blower is generating sufficient airflow to safely exhaust flue gases and support