The Schneider Electric (Barber Colman) AT-505 Mounting Base provides a professional-grade solution for surface-mounting commercial thermostats and HVAC sensors

and large air handling units requiring 1HP of power

What voltage is required for the Y3653 twinning kit

providing the reliable data required for critical system charging and diagnostics

Lennox 15D60 Fan Relay 320819-301 The Schneider Electric (Barber Colman)The Lennox 15D60 Fan Relay is a critical OEM electrical control component engineered for heavy duty fan cycles in Lennox air handlers and condensing units. Operating on a 208 240V AC coil (50 60 Hz), this HVAC control relay is the direct performance replacement for Lennox 104774 01 and the legacy 76700525. Designed for continuous duty, it features a UL Class B (130C) coil insulation rating, ensuring stability in high ambient control cabinets where