Danfoss 061F8490 Pressure Control The White Rodgers 3L09-17 is

The White Rodgers 3L09-17 is a board-mounted 1/2" bimetal disc limit switch engineered for precision thermal protection in HVAC systems

This gasket is specifically designed for Lochinvar Copper-Fin II commercial pool heaters (Models 991 to 2071) and is often found in EnergyRite residential pool heater assemblies

Standard orifices like the 79L55 are typically rated for natural gas

reducing unnecessary service calls for nuisance trips after a temporary thermal event

Danfoss 061F8490 Pressure Control The White Rodgers 3L09-17 isThe Danfoss 061F8490 is a heavy duty ACB cartridge pressure switch engineered for precision high pressure monitoring in commercial refrigeration and HVAC systems. This SPST (Normally Open) pressure control features a 1 4" female flare connection with a built in depressor pin, allowing for direct mounting on system schrader valves without the need for additional capillary tubes. Designed for high side protection or fan cycling applications, the