a lack of continuity across the terminals confirms the switch has been sacrificed to protect the heat exchanger from thermal stress

This particular model is a blank thermostat cover

5 MFD 440V round capacitor is engineered for high-performance HVAC motor support

The MARS 168 is specifically rated for a 502 continuous coil voltage

Durable Construction: High-grade brass body resists thermal degradation and corrosion in demanding combustion chambers

MARS 34610 Restring Kit a lack of continuity acrossThe MARS 34610 Restring Kit is a field proven solution for restoring performance to electric furnace and air handler heat strip heaters. Engineered for a 3500W 480V power profile, this kit provides a cost effective alternative to complete element assembly replacement. Each kit features a high grade resistance heater coil that is close wound and designed to be stretched to the required length, ensuring a custom fit across various OEM rack