The 8-inch probe is constructed from 304 stainless steel and is hermetically sealed to prevent moisture ingress

engineered specifically to handle higher thermal loads than previous iterations

For two-stage systems

The Maxitrol RV12-1/8 includes an integral vent limiting orifice (L-style)

ensuring high-pressure seal integrity

Honeywell Analytics S301-IRF-R134A Gas Sensor R-410A The 8-inch probe is constructedThe Honeywell Analytics S301 IRF R134A Gas Sensor is a professional grade infrared refrigerant gas detector specifically engineered for high accuracy monitoring of R134a levels in demanding mechanical room environments. As the direct updated version for the 301 IRFS R134A, M 505415, and VA301IRFSR134A, this unit integrates seamlessly with the Honeywell 301EM 20 Series controller to form a code compliant leak detection system. Utilizing advanced