What is the function of a 105/85 limit switch

making it the standard choice for contractors looking to restore factory-spec Lennox system performance

or R404A systems

the 47-25350-06 is the standard OEM replacement for 170-degree limit controls featuring a 20-degree differential and 3-inch probe

This fixed temperature control is designed with an open on rise switch action

Danfoss 013G-8252 Operator Els PW 17895 What is the function ofThe Danfoss 013G 8252 (RA 2000 Operator) is a professional grade thermostatic actuator designed for precise hydronic temperature control in both hot water and two pipe low pressure steam systems. This valve mounted dial features a 6 foot remote sensor, making it the preferred solution for installations where the radiator or convector is enclosed or located in a way that prevents accurate ambient air temperature sensing at the valve head. By decoupling