These part numbers are used interchangeably across the Marley

5 Amp main valve current and handles up to 5 Amps of maximum ignitor current

OEM Compatibility: Guaranteed fit for Trane 4-ton units

Simplified Installation: Features the standard 2-wire lead and factory terminal connector for quick integration with the existing HVAC wiring harness

Trane VAL9028 Gas Valve 318423-701 These part numbers are usedThe Trane VAL9028 Gas Valve is a critical OEM replacement component engineered for high performance residential and light commercial HVAC furnace repair. As a 1 2" 24V fast open gas valve, this unit is designed to provide immediate fuel delivery upon receiving a signal from the control board, ensuring rapid ignition and consistent thermal output. Built by White Rodgers for the 36J Series, it features a 1 2 14 NPT connection and is primarily configured