The electrical switch is designed to give feedback to the engine management system. The ECM controls the A/C system on modern vehicles. In earlier vehicles, they are used to directly turn the compressor off to avoid compressor failure.
HVAC Pressure Switch
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Package Information
Orderable Status:YesQuantity:1Package UOM:Smallest Pack (Consumer Level)Package Level GTIN:00844434010378Weight Variance:1.000000000Stacking Factor:4Inner Quantity:1 Each
Extended Information
Country of Origin (Primary):CNHarmonized Tariff Code (HTS):8415908045Life Cycle Status Code:Available to OrderNational Popularity Code:Last 5% of Product Group Sales Value Taxable:YesWarranty Time:12Warranty Time UOM:Month
Interchange
1-800-Radiator:SW311-800-Radiator:SW-31ACDelco Professional:1551017ACDelco Professional:15-51017Four Seasons:20929Lexus:8864504060Lexus:88645-04060Lexus:8864534010Lexus:88645-34010Mitsubishi:MR117068NAPA Temp:207753Omega Environmental Technologies:2930743Omega Environmental Technologies:29-30743Omega Environmental Technologies:MT0354Omega Environmental Technologies:MT035410Omega Environmental Technologies:MT0354-10Omega Environmental Technologies:MT035420Omega Environmental Technologies:MT0354-20Omega Environmental Technologies:MT03545Omega Environmental Technologies:MT0354-5Ranshu:43MT0354Ranshu:43-MT0354Ranshu:TL8508014Ranshu:TL850-8014Santech:2930743Santech:29-30743Santech:MT0354Santech:MT035410Santech:MT0354-10Santech:MT035420Santech:MT0354-20Santech:MT03545Santech:MT0354-5Sunair Products:CP0293Sunair Products:MC1238Sunair Products:MC-1238Toyota:8864504060Toyota:88645-04060Toyota:8864534010Toyota:88645-34010UAC:MR117068