including KBN399 through KBN800 heating boilers

Always verify the furnace limit switch location and part number against the manufacturer’s parts manual

These 013G-1246 pins are specifically engineered for the Danfoss RA 2000 series

ensuring the system remains safe and compliant

Honeywell 4074BWJ Limit Stop including KBN399 through KBN800 heatingThe Honeywell 4074BWJ is a professional grade Limit Stop Assembly engineered to establish precise setpoint boundaries on Honeywell Pressuretrol controllers. This critical field installable accessory is designed for seamless integration with the L404 Series, L604 Series, L91 Series, and L4079 Series pressure controls. By physically restricting the adjustment range, it prevents over travel and ensures that system operating parameters remain within safe,