this is a hardware linkage kit

Diagnostic Feedback: Integrated multi-colored LED station indicators provide immediate status verification for both alarm and power conditions

Superior Sealing: Precision lapped valve seats minimize simmer and ensure tight shut-off after cycles

Simplified Integration: Features standard two-wire leads and a heavy-duty housing for efficient installation in confined cabinet spaces

5 part ensures the oscillation and mechanical timing of the valve remain within narrow operational tolerances

Bard HVAC 8402-142BX Switch 340155-7026 this is a hardware linkageThe Bard HVAC 8402 142BX is a professional grade L145 30 expansion face auto grey switch, functioning as a high limit safety control for Bard wall mount heat pumps and air conditioning units. As a direct replacement for the discontinued 8402 142, this OEM Bard limit control is engineered to monitor supply air temperatures and prevent heat exchanger damage. The L145 30 rating indicates a calibrated opening temperature of 145F with an automatic reset