MARS 39225 Limit Switch R-448A Smith 100110206 Pilot Burner is

Smith 100110206 Pilot Burner is a critical replacement component engineered for precision ignition in high-efficiency water heaters and boilers

including the 24V compressor contactor signal and blower speed switching

Always check the wiring schematic on your unit’s access panel

While many 11J28R06893001 units can be converted using a specific manufacturer conversion kit

MARS 39225 Limit Switch R-448A Smith 100110206 Pilot Burner isThe MARS 39225 Adjustable Limit Switch is a high performance open on rise thermal safety control designed for precise temperature regulation in HVAC systems, furnaces, and industrial heating applications. Built for the rigors of field service, this adjustable limit switch offers a flexible setpoint range of 175F to 215F, allowing technicians to dial in the exact thermal parameters required for specific equipment. It features a robust SPST switch