Intermatic - 156T4042A - Fireman Switch T1905P such as warehouses

such as warehouses

Weather-resistant connection port

Highest motor load ratings in the industry

Can be set to shut system off from 1/8" to 1" of rainfall

Easy to set up

Intermatic - 156T4042A - Fireman Switch T1905P such as warehousesInstall Manual The 156T4042A Fireman Switch provides coordinated control for any pool spa heater and filter pump. It is designed to turn OFF a gas fired pool spa heater approximately 20 minutes before the filter pump shuts down. This eliminates the problem of pounding and knocking caused by overheated water and also reduces scale and lime deposits and extends service life of the heater. Features: Coordinated control for pool spa heaters and filter