Danfoss 034L0023 Valve 321142-301 Smith 100208408 Pressure Switch is

Smith 100208408 Pressure Switch is a critical safety component designed for high-efficiency boilers and water heaters

It is not intended for the 5-inch versions

replacing the limit control 170Op 50Cl is a standard protocol once airflow restrictions are ruled out

This genuine OEM kit provides the critical internal components required to restore factory-grade performance to series 8210 and 8211 valves

helping prevent system overheating and maintaining steady discharge pressures

Danfoss 034L0023 Valve 321142-301 Smith 100208408 Pressure Switch isThe Danfoss 034L0023 KVP 12 is a high performance evaporator pressure regulator designed to maintain a constant evaporating pressure, regardless of load fluctuations. Featuring a 1 2" ODF solder connection, this valve is critical for applications requiring precise temperature control, such as multi evaporator systems or specialized cooling equipment. It operates effectively across a wide range of refrigerants, including R404A, R407C, and R134a,