Constructed from durable zinc-plated galvanized steel

resistance should drop between 300 and 1000 ohms

making it suitable for defrosting and hot gas bypass lines

Jumping a safety limit switch is strictly for momentary diagnostic use by qualified technicians and must never be a permanent solution

and managing supplemental heat stages in heat pump applications based on outdoor air temperature

Cleveland Controls DDP-106-272 Switch Els PW 17895 Constructed from durable zinc-plated galvanizedThe Cleveland Controls DDP 106 272 is a heavy duty dual switching air flow switch designed for precision monitoring in HVAC and energy management systems. This differential pressure switch features two independently adjustable, factory calibrated SPDT snap acting switches mounted on a common foot bracket. Engineered for "proving" applications, it allows contractors to establish a custom adjustable deadband for complex control circuits that require