This natural gas regulator part is fully compatible with 143-80

Direct Compatibility: Specifically engineered for Modine HVAC equipment

it is a Made in the USA component that meets rigorous gas system piping standards for natural gas and propane (LP) applications

the Trane CNT5044 is the specific internal replacement for Trane and American Standard equipment to ensure the differential matches the original system design

Schneider Electric (Erie) 0453H0077GB00 Actuator 320788-704 This natural gas regulator partThe Schneider Electric Erie 0453H0077GB00 is an industrial grade, 120Vac medium duty actuator engineered for precise control in HVAC damper systems. Featuring a direct drive mechanism and clockwise (CW) rotation, this two position damper actuator provides reliable mechanical operation with a 55 in oz torque rating. The integrated spring return safety feature ensures the damper returns to its fail safe position during power interruptions, preventing