this is the official manufacturer-superseded replacement part designed for those specific furnace configurations

preventing the electrical mismatches and "hunting" issues often associated with generic alternatives

The D24-210 series is engineered for longevity in demanding environments

Versatile Application: Ideal for HVACR condensers

034 diameter is standard for specific BTU-per-burner ratings on legacy and modern high-efficiency units

Eaton Cutler-Hammer C306KAL1-3B Adapter Kit 320819-301 this is the official manufacturer-supersededThe Eaton Cutler Hammer C306KAL1 3B Adapter Kit is a critical component for technicians performing field retrofits or maintenance on legacy motor control systems. Specifically engineered to bridge the physical and electrical gap between Series B heater packs and Series A1 overload relays, this kit ensures structural integrity and precise alignment of overload relay lug adapters. When integrating modern thermal units into established NEMA structures,