the GSK-250M is compatible with both millivolt (mV) and 24Vac control circuits

which is essential for maintaining mechanical alignment in air handling units and chillers

completely halting gas delivery to both the pilot and main burner

This OEM replacement motor is engineered specifically for the Reznor FT250 model

This hardware is essential for field technicians upgrading mechanical systems to DDC building automation platforms

Hartland Controls 90294 Relay 323613-751 the GSK-250M is compatible withThe Hartland Controls 90294 Relay is a heavy duty general purpose switching relay engineered for demanding HVAC and refrigeration applications. Featuring a 120V coil and a single pole double throw (SPDT) configuration, this component is a direct field replacement for the industry standard Type 84 (90 290 through 90 295) series. Built with a Class B insulation system and silver cadmium oxide contacts, it is designed to manage single or two speed fan