This fixed-temperature furnace limit control is factory-calibrated to open at 135°F and automatically reset when the air temperature drops to 105°F

the IGN0023USA is the official updated version specifically designed to replace the legacy IGN0023 part number

Whether you are performing a pneumatic system calibration or replacing a legacy JCI T-4000 series device

preventing repetitive cycling in an unsafe thermal state

This valve requires a Type MKC-2 coil (sold separately) and features a 7/16" port size

Carrier KR50 Motor 321894-709 This fixed-temperature furnace limit controlThe Carrier KR50 Motor is a high performance direct drive blower motor engineered for specific heating and air conditioning applications within the Carrier, Bryant, and Payne families. This 1 2 HP HVAC motor features multi voltage capability, operating reliably at 115v, 208 230v, or 277v, making it a versatile OEM replacement motor for technicians servicing varied electrical setups. Operating at 1050 RPM with a single speed configuration, this motor