Lochinvar & A.O. Smith 100208407 Switch Freon Key Benefits for Contractors Universal

Key Benefits for Contractors Universal Compatibility: Includes two 3/4" to 1/2" and one 1/2" to 3/8" reducer bushings to fit a wide range of manifold sizes

this 1-speed direct drive unit provides the exact mechanical fit and electrical characteristics needed to restore factory-spec airflow without the complications of universal mounting kits

This unit features a standard 1/4" barb connection for easy vacuum hose integration and a robust zinc-plated steel or high-temperature plastic housing

While cleaning with a light abrasive can temporarily restore signal

Lochinvar & A.O. Smith 100208407 Switch Freon Key Benefits for Contractors UniversalThe Lochinvar & A. O. Smith 100208407 Blocked Flue Switch is a critical safety component designed for high efficiency condensing boilers and water heaters. As a factory authorized replacement for PRS2708 and PRS2708K, this blocked flue pressure switch is calibrated to a specific 55" WC set point to detect dangerous venting restrictions. When flue gases cannot exit the heat exchanger due to obstructions like bird nests, ice, or excessive condensate