Compact external protector kit design facilitates rapid troubleshooting and part replacement in the field

000 RPM motor delivers the necessary static pressure for consistent combustion air delivery and venting

helping reduce temperature fluctuations and system strain

This spring return actuator is the industry standard for maintaining system integrity during power loss by automatically returning the valve to its sealed position

helping to isolate and resolve ignition sequence errors effectively

Velocity Boiler Works (Crown) 960123 Spill Switch 322838-754 Compact external protector kit designThe Velocity Boiler Works (Crown) 960123 Spill Switch is a critical OEM safety component engineered specifically for technical integration within Crown Boiler heating systems. This manual reset spill switch (MR) functions as a blocked vent switch, monitoring the draft hood for heat buildup caused by flue gas spillage. When downdrafts or venting obstructions are detected, the sensor interrupts the 24V control circuit, shutting down the burner to