Burnham Boiler 103880-01 Safety Switch R-410A Application Flexibility: A 60-inch capillary

Application Flexibility: A 60-inch capillary tube provides ample reach for proper sensing bulb positioning on various evaporator configurations

Common Questions What is the difference between 8402-065 and 8402-065BX

Always verify your unit's serial and model number against the manufacturer's parts list to confirm compatibility with this 10k ohm sensor profile

ensuring full backward compatibility with supported chassis

preventing the fluid or air bypass that leads to significant capacity loss

Burnham Boiler 103880-01 Safety Switch R-410A Application Flexibility: A 60-inch capillaryThe Burnham Boiler 103880 01 Safety Switch is a critical limit control component designed for specific Burnham gas fired boilers. As a rollout safety switch, this device monitors flue gas temperatures and interrupts the ignition circuit if flame rollout or blocked vent conditions are detected. This replacement safety switch features a manual reset, ensuring that a technician must inspect the heat exchanger and venting system before the appliance can