EXP490 Microwave Door Switch (NC-NO) – Normally Closed / Normally Open
Ensure reliable microwave door safety and operation with the EXP490 dual terminal door switch, featuring both Normally Closed (NC) and Normally Open (NO) contacts. This versatile replacement is designed to replace a wide range of microwave door switches found in Whirlpool, GE, Samsung, LG, Frigidaire, Panasonic, Sharp, and other major brands.
Key Features:
- Dual-function switch – supports both NC (normally closed) and NO (normally open) circuits
- Ideal for microwave interlock systems requiring multiple switching states
- 3-terminal connection: COM (common), NC, NO
- Rated for 16A / 250V, durable and reliable under high-use conditions
- Compact, universal-fit design with 0.187" quick-connect terminals
- Approvals: CCC CE UL VDE
Typical Applications:
- Door interlock safety systems
- Multi-stage switch actions (e.g., one contact opens, one closes)
- Microwaves that require both NC and NO switching for operation
- Common in Whirlpool, GE, Samsung, Panasonic, LG, Frigidaire, and more
Check your original switch for markings like “COM,” “NC,” and “NO” to ensure proper compatibility.
Fixes the Following Issues:
- Microwave won't start when door is shut
- Blows fuse when door is closed
- Intermittent heating or cutting off mid-cycle
- Buzzing noise or no response from control panel
High-Quality Replacement Part
Manufactured to meet or exceed original specifications for your appliance. Reliable, durable, and built to last.
Shipping Information
- Free Tracking included with every order.
- We ship to the eBay-verified address only.
- Address changes after checkout cannot be guaranteed. Please double-check before purchasing.
Compatibility Help
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Payments & Tax
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- Applicable sales tax will be collected per eBay policy.
Returns & Warranty
Returns:
- Item must be in brand new, resalable condition.
- 20% restocking fee may apply.
- If shipping was free, it will be deducted from your refund.
- Please include a copy of the packing list or order number with a brief reason for return.
Warranty:
- 30-Day Replacement or Money-Back Guarantee.
- Item must be returned before a replacement can be issued.
- Buyer is responsible for return shipping.
Why Buy From Express Parts Direct?
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- Simple return & warranty process
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