Designed with a 24v coil and a 2-pole 40AMP configuration

Always verify the schematic on the unit's access panel to ensure the R621 designation matches your specific application

this industrial refrigerator thermometer is essential for HACCP compliance

Technicians must always use the OEM specified cutout temperature

Always cross-reference your pump's model number

Robertshaw 41-402 Hot Surface Ignitor Designed with a 24v coilThe Robertshaw 41 402 Hot Surface Ignitor is a direct replacement Norton 271W series silicon carbide igniter engineered for high performance gas fired equipment. This 120V ignition component features a spiral type heating element designed for rapid heat up times and consistent amperage draw, ensuring reliable ignition cycles in both residential and commercial furnaces and boilers. The 41 402 Robertshaw ignitor is built with high density recrystallized