Heatcraft Refrigeration 21340101 Defrost Timer 320819-301 the VAL10484 is compatible with

the VAL10484 is compatible with R-410A systems and integrates seamlessly with Trane's communicating control boards

this Aaon replacement relay ensures stable electrical switching and minimizes voltage drop across terminals

Fast installation: Features 1/2" ODF copper sweat connections to simplify brazing in tight spaces

these valves support a maximum operating pressure of 500 PSI and are rated for temperatures ranging from -40°F to +250°F

Supports integrated troubleshooting with onboard LED status indicators for rapid HVAC repair

Heatcraft Refrigeration 21340101 Defrost Timer 320819-301 the VAL10484 is compatible withThe Heatcraft 21340101 Defrost Timer, also identified as the DTSX240, is a heavy duty mechanical control engineered for demanding commercial refrigeration and freezer applications. This 230V defrost timer features a robust 40A capacity, making it a standard OEM replacement part for Heatcraft, Bohn, and Larkin walk in units. Built for high amperage loads, it provides precise timing for electric defrost cycles, preventing evaporator ice accumulation