Microwave Universal Door Switch, 3 Wire, 3/16" Male Terminals, 21 Amp, 28QBP0491

Universal Microwave Door Switch | 28QBP0491 | 3-Terminal | 21A | OEM-Compatible

Restore safe and reliable microwave operation with this brand-new universal door switch, model 28QBP0491. Designed with a 3-terminal SPDT configuration and 3/16" male connectors, this high-quality switch is rated for 21 amps and fits a wide range of microwave ovens. Ideal for replacing worn or faulty interlock switches that prevent the microwave from starting or cause intermittent power loss.

⚙️ Technical Specifications:

• Type: Microwave Door Interlock Switch
• ️ Model: 28QBP0491
• Terminals: 3/16" male spade connectors (3-terminal SPDT)
• ⚡ Rating: 21A @ 125/250VAC
• Condition: Brand New – Unused
• Application: Universal fit for compatible microwave ovens

✅ Replaces Part Numbers:

TJ28QBP0491, ES0491, AP5633420, WB24X830, WB24X831, WB24X832, 3B73362F, 3B73362G
(Please verify terminal size and amperage before ordering.)

✅ Fits Models:

Compatible with many microwave brands including GE®, Whirlpool®, Kenmore®, Frigidaire®, Maytag®, and others. Model-specific fitment not listed—please confirm physical and electrical compatibility before ordering.

Common Fixes:

• ❌ Microwave won’t start or respond
• ⚠️ Door not registering as closed
• Intermittent power or heating failure
• Burnt or damaged switch terminals

️ Installation Tips:

• Disconnect microwave from power before servicing
• Access switch behind control panel or door latch housing
• Remove mounting screws and disconnect wire terminals
• Install new switch using original hardware and terminal positions
• ✅ Test door function and microwave startup before reassembling cabinet

⚠️ Installation Disclaimer:

This microwave door switch is intended for use only with compatible models matching the listed specifications. Buyer is responsible for verifying terminal size, amperage rating, and switch configuration before purchase. Installation should be performed by a qualified technician due to electrical safety risks. Seller is not liable for damage or injury resulting from improper installation or servicing.

Safe operation. OEM-grade reliability. Universal door switch for microwave oven repair.