For technicians servicing light industrial HVAC or chemical processing systems

this module effectively filters out interference from adjacent burner flames or hot refractory surfaces

mounting patterns are optimized for Field Controls hardware

This L190-40F limit switch acts as a thermal safeguard

Built with a rugged NEMA 4 housing

Siemens Combustion AGA22 Spring 326058-756 For technicians servicing light industrialThe Siemens AGA22 Setpoint Spring is a critical component for technicians calibrating SKP25 pressure regulating gas valve actuators. This yellow coded spring is engineered to provide a specific outlet pressure regulator range of 6 to 48 inches water column (W. C.), or approximately 15 to 120 mbar. In high pressure applications using the SKP25. 411U1 actuator, the AGA22 spring can facilitate a range of 1. 5 to 10 psi, ensuring precise fuel air ratio