This 2-pack 302WP-1AH-C SPST plug-in relay ensures reliable power switching for household and commercial appliances. Designed as a direct replacement for Song Chuan 302WP series relays, it resolves critical failures in:Microwaves: Fixes "F3" relay errors in Whirlpool WMH53521H and GE JVM1790 models.HVAC Systems: Addresses "EC-5" control board faults in Carrier 59TP6 furnaces.Water Heaters: Restores heating element control in Rheem XG40T-6 models.Key Features:SPST 6-Pin Design: Terminals 1-2 (coil) and 3-5/4-6 (NO contacts) for simple on/off control.Technical Specifications:Contact Rating: 20A@125V AC / 17A@250V ACCoil Resistance: 180Ω ±10%Operational Temperature: -40°F to +185°F (-40°C to +85°C)Certifications: UL 508, CSA C22.2, RoHSCross-Model Compatibility:Directly replaces Omron G5RL-1A-E (12VDC) and Panasonic HC2-HP relays.Fits Samsung DV42H5200 microwave control boards and Bryant 310AAV HVAC panels.