This panel is designed for bridge-fit or adhesive mounting depending on your specific boiler model

5 TR (depending on the specific orifice used)

this Johnson Controls thermostat accessory serves as a direct OEM replacement to restore the professional appearance of building automation system sensors in high-traffic environments

coils must be sourced separately based on voltage requirements

Simplified Installation: Comes as a complete compressor repair kit with a specific mounting bracket and wiring schematic for rapid field replacement

MARS 43307 Pressure Switch 320819-301 This panel is designed forFinding a reliable replacement for high pressure cut out applications requires components that withstand rigorous cycling. The MARS 43307 Pressure Switch is a heavy duty, capsule type control engineered for HVACR system protection and compressor safety. This specific high pressure switch features an SPST open on fall configuration, calibrated for 400 PSI cut in and 300 PSI cut out. Rated for R 410A compatibility and other high pressure refrigerants,