PREMIUM MATERIAL: Replacement interlock switch is made from high quality and durable material, meets the OEM specifications; tested by the manufacturer and functions as intended WIDE COMPATIBILITY: Micro switch model number is Goodman OEM part 0130M00243, it can be compatible with many furnaces; and can prevent the machine from stopping unnecessarily SPECIFICATIONS: This interlock door switch has a capacity of maximum current 10A, max voltage 250 VAC; Rating 10A250VAC and 15A125VAC, designed and engineered to exact OEM requirements INSTRUCTIONS: Pay attention to distinguish between normally open and closed switches before installing replacement door switch; turn off the power before repairing for safety FIXES HEATING ISSUE: If the furnace will not turn or heat properly, there could be an issue with the furnace door switch, a new switch can return the electric furnace to normal operation