Intermatic FF34H Timer Els PW 17895 While the 145F open/105F close

While the 145F open/105F close specs are standard for many SPST rollout switches

This precision-built device continuously monitors two separate pneumatic input signals at ports S1 and S2

in "local sense" or "spark and sense" systems

such as the blower assembly

It includes AAA batteries solely for program backup during power outages

Intermatic FF34H Timer Els PW 17895 While the 145F open/105F closeThe Intermatic FF34H Timer is a professional grade spring wound countdown timer engineered for heavy duty commercial and industrial applications. As an auto off mechanical timer, it functions without requiring an electrical connection, making it an ideal choice for energy efficient HVAC control and lighting management. This model features a Single Pole Double Throw (SPDT) contact configuration, providing the versatility to either break a circuit or