Controls the circulating fan in heat pump, air conditioning and forced air systems. OFF delay timing function continues to run the fan at the end of the heating/cooling cycle, thereby purging ducts of residual air and increasing system efficiency.
Designed to bypass a low pressure switch and other device during startup|Ideal for low ambient startups and integral components for "winter start" kits|Helps to reduce nuisance lockouts|Universal AC voltage operation|Knob-adjustable time delays|Epoxy-encapsulated circuitry|Fixed or adjustable time delays|1 to 180 s ON|12 to 390 s OFF
Totaline Post Purge Fan Delay Timer, Accessory Type: Post Purge Fan Delay Timer, 18 to 30 VAC, 1 A, SPST