Bard 8402-144BX Switch 320788-702 providing maximum visibility regardless of

providing maximum visibility regardless of piping orientation

and safety circuit monitoring across a broad range of high-efficiency Trane and American Standard units

The single-phase 208/230V design incorporates a dedicated circuit breaker for integrated over-current protection

The internal pilot operation provides efficient shifting

For technicians performing a heat pump repair

Bard 8402-144BX Switch 320788-702 providing maximum visibility regardless ofThe Bard 8402 144BX Switch is an OEM high limit safety control engineered for precise thermal monitoring in Bard HVAC systems. This L150 30 exposed face auto reset switch is calibrated to open the electrical circuit when the supply air temperature reaches 150F, effectively shutting down heating elements to prevent heat exchanger damage or cabinet overheating. Once the internal temperature drops by 30F (reclosing at approximately 120F), the automatic