{"product_id":"xpartco-wb24x10146-microwave-door-switch-for-ge-ap3866977-wb24x28941","title":"XPARTCO WB24X10146 Microwave Door Switch for GE AP3866977, WB24X28941","description":"\u003cstyle\u003e.pom { font-family: 'Inter', sans-serif; color: #1e293b; line-height: 1.75; }\n  .pom *, .pom *::before, .pom *::after { box-sizing: border-box; }\n  .pom h2 { font-size: 21px; font-weight: 900; color: #0f172a; margin: 0 0 12px; letter-spacing: -0.01em; }\n  .pom h3 { font-size: 17px; font-weight: 900; color: #0f172a; margin: 0 0 12px; letter-spacing: -0.01em; }\n  .pom-card { background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 20px 22px; margin-bottom: 16px; }\n  .pom-card-blue { background: #eff6ff; border-color: #bfdbfe; }\n  .pom-card-green { background: #f0fdf4; border-color: #bbf7d0; }\n  .pom-qa { background: #eff6ff; border-left: 4px solid #1e40af; border-radius: 0 8px 8px 0; padding: 16px 20px; margin-bottom: 16px; }\n  .pom-qa-label { font-size: 10px; font-weight: 900; letter-spacing: 0.1em; text-transform: uppercase; color: #1e40af; margin: 0 0 6px; }\n  .pom ul { margin: 0; padding: 0; list-style: none; }\n  .pom ul li { position: relative; padding-left: 20px; margin-bottom: 8px; font-size: 16px; }\n  .pom ul li::before { content: \"\"; position: absolute; left: 0; top: 9px; width: 7px; height: 7px; border-radius: 50%; background: #1e40af; }\n  .pom-list-green li::before { background: #15803d; }\n  .pom-specs-table { width: 100%; border-collapse: collapse; font-size: 15px; }\n  .pom-specs-table tr { border-bottom: 1px solid #f1f5f9; }\n  .pom-specs-table tr:last-child { border-bottom: none; }\n  .pom-specs-table td { padding: 9px 4px; }\n  .pom-specs-table td:first-child { color: #1e293b; width: 45%; font-style: italic; }\n  .pom-specs-table td:last-child { font-weight: 700; color: #0f172a; }\n  .pom-warning { background: #fffbeb; border-left: 4px solid #f59e0b; border-radius: 0 8px 8px 0; padding: 14px 18px; font-size: 15px; color: #92400e; line-height: 1.65; }\n  .pom-warning strong { display: block; margin-bottom: 5px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; }\n  .pom-danger { background: #fef2f2; border-left: 4px solid #dc2626; border-radius: 0 8px 8px 0; padding: 14px 18px; font-size: 15px; color: #991b1b; line-height: 1.65; }\n  .pom-danger strong { display: block; margin-bottom: 5px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; }\n  .pom-faq-item { margin-bottom: 16px; padding-bottom: 16px; border-bottom: 1px solid #f1f5f9; }\n  .pom-faq-item:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }\n  .pom-faq-q { font-weight: 700; color: #0f172a; margin-bottom: 5px; font-size: 16px; }\n  .pom-faq-a { font-size: 15px; color: #334155; margin: 0; line-height: 1.65; }\n  .pom-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }\n  .pom-badge { background: #f0fdf4; border: 1px solid #bbf7d0; color: #15803d; font-size: 14px; font-weight: 700; padding: 6px 14px; border-radius: 999px; }\n  .pom p { margin: 0 0 12px; font-size: 16px; }\n  .pom p:last-child { margin-bottom: 0; } \u003c\/style\u003e\n\u003cdiv class=\"pom\"\u003e\n\u003cdiv class=\"pom-card\"\u003e\n\u003ch2\u003eXPARTCO WB24X10146 Microwave Door Switch\u003c\/h2\u003e\n\u003cp\u003eThe XPARTCO WB24X10146 is an aftermarket replacement micro switch (also called a door interlock switch) compatible with a wide range of GE, Hotpoint, RCA, Kenmore, and Sears over-the-range and countertop microwaves. This is a \"stand on\" style normally-open (NO) interlock switch, identified by the internal designation KW3A-NO, that mounts near the door latch and only closes its circuit when the door is fully shut and latched. The control board reads this switch as part of a multi-switch safety interlock chain that confirms the door is secure before allowing the magnetron to energize.\u003c\/p\u003e\n\u003cp\u003eWhen this switch fails, the microwave commonly won't start at all, trips a door-related error code, or in rare cases can allow the unit to run with the door not fully secured — which is a safety-relevant fault, not just a convenience one. It directly replaces WB24X10146, WB24X28941, MW-7100-33, AGE22794, AH1019163, AP3866977, 1166990, EA1019163, EAP1019163, PD00039881, PS1019163. Installs in 15–20 minutes with basic hand tools.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pom-qa\"\u003e\n\u003cp class=\"pom-qa-label\"\u003eQuick Answer\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eXPARTCO WB24X10146 Microwave Door Switch\u003c\/strong\u003e fixes GE, Hotpoint, RCA, and Kenmore\/Sears microwaves that won't start, display a door-related error code, or have a door that doesn't reliably confirm as closed. Normally-open (NO) \"stand on\" interlock switch, rated 250VAC \/ 16A, with 0.187\" (4.7mm) quick-connect terminals. Replaces WB24X10146, WB24X28941, MW-7100-33, AGE22794, AH1019163, AP3866977, 1166990, EA1019163, EAP1019163, PD00039881, PS1019163. \u003cem\u003eClassic symptom: turntable light and display work, but pressing Start does nothing.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pom-card\"\u003e\n\u003ch3\u003eCommon Problems This Part Fixes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMicrowave won't start when Start is pressed, even though the display and light work\u003c\/li\u003e\n\u003cli\u003eDoor-related error code or fault light on the display\u003c\/li\u003e\n\u003cli\u003eMicrowave randomly shuts off mid-cycle\u003c\/li\u003e\n\u003cli\u003eDoor feels like it isn't latching or registering as closed\u003c\/li\u003e\n\u003cli\u003eClicking sound from the door area with no response from the microwave\u003c\/li\u003e\n\u003cli\u003eIntermittent operation that seems tied to how hard the door is closed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pom-card\"\u003e\n\u003cdiv class=\"pom-danger\"\u003e\n\u003cstrong\u003e⚠ Safety-Relevant Component\u003c\/strong\u003e Door interlock switches are safety components that prevent the magnetron from energizing unless the door is fully closed and latched. Never bypass, jumper, or defeat a microwave door switch to \"get it working\" — doing so can allow microwave energy to leak while the door is open, which is a genuine radiation safety hazard. Always disconnect power before servicing, and replace all interlock switches in the chain if more than one shows signs of wear.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size: 17px; font-weight: 900; color: #0f172a; margin: 0 0 8px; letter-spacing: -0.01em;\"\u003eCross Reference Information\u003c\/h3\u003e\n\u003cp style=\"font-size: 15px; color: #475569; margin-bottom: 12px;\"\u003ePart numbers can change over a product's lifecycle as manufacturers update designs or release new appliance models. For your convenience, we've included any known superseded, alternate, or cross-reference part numbers that match this item.\u003c\/p\u003e\n\u003cdiv class=\"pom-card\"\u003e\n\u003ch3\u003eReplaces Part Numbers\u003c\/h3\u003e\n\u003cp\u003eThis microwave door switch directly replaces the following OEM and cross-reference part numbers:\u003c\/p\u003e\n\u003cp style=\"font-family: monospace; font-size: 15px; color: #0f172a; font-weight: bold; line-height: 2.2;\"\u003eWB24X10146, WB24X28941, MW-7100-33, AGE22794, AH1019163, AP3866977, 1166990, EA1019163, EAP1019163, PD00039881, PS1019163\u003c\/p\u003e\n\u003cp style=\"margin-top: 4px; font-size: 15px; color: #475569;\"\u003eIf your part number is not listed above, contact our support team before ordering and we will verify compatibility.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pom-card pom-card-blue\"\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cp\u003eThis door switch is compatible with a wide range of \u003cstrong\u003eGE-built microwaves\u003c\/strong\u003e across the following brands:\u003c\/p\u003e\n\u003cul class=\"pom-list-green\"\u003e\n\u003cli\u003eGE over-the-range and countertop microwaves (JVM, PVM, and CEB series, including JEM3072DH1BB, JEM3072SH1SS, JNM3161DF2BB, and CCWK15C1W1DS\/SS)\u003c\/li\u003e\n\u003cli\u003eHotpoint microwaves (GE-built models)\u003c\/li\u003e\n\u003cli\u003eRCA microwaves (GE-built models)\u003c\/li\u003e\n\u003cli\u003eKenmore and Sears microwaves (select GE-built models)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"margin-top: 12px; font-size: 15px; color: #92400e; background: #fffbeb; border-left: 4px solid #f59e0b; padding: 10px 14px; border-radius: 0 6px 6px 0;\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Do not confuse this with the similarly styled EXP499\/EXP497 microwave door switches, which also use 4.7mm terminals but are not the same switch. WB24X10146 is a \"stand on\" style switch specific to GE's own interlock design — always match by part number, not terminal size alone. Always verify your appliance model number before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pom-card\"\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eNormally-open (NO) \"stand on\" door interlock switch, internal designation KW3A-NO\u003c\/li\u003e\n\u003cli\u003eResolves \"won't start,\" \"door error code,\" and \"shuts off mid-cycle\" symptoms caused by interlock switch failure\u003c\/li\u003e\n\u003cli\u003eRated 250VAC \/ 16A for reliable switching under microwave load\u003c\/li\u003e\n\u003cli\u003e0.187\" (4.7mm) quick-connect terminals for a secure wire connection\u003c\/li\u003e\n\u003cli\u003eDirect-fit mounting to match the original interlock bracket\u003c\/li\u003e\n\u003cli\u003eReplaces WB24X10146, WB24X28941, MW-7100-33, AGE22794, AH1019163, AP3866977, 1166990, EA1019163, EAP1019163, PD00039881, PS1019163\u003c\/li\u003e\n\u003cli\u003eCompatible with GE, Hotpoint, RCA, Kenmore, and Sears microwaves across dozens of models\u003c\/li\u003e\n\u003cli\u003eAftermarket replacement built to OEM-equivalent quality and safety standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pom-card\"\u003e\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003ctable class=\"pom-specs-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eXPWB24X10146\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Part Number\u003c\/td\u003e\n\u003ctd\u003eWB24X10146\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Type\u003c\/td\u003e\n\u003ctd\u003eMicrowave Door Interlock Switch (\"Stand On\" \/ KW3A-NO)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCondition\u003c\/td\u003e\n\u003ctd\u003eAftermarket Replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitch Type\u003c\/td\u003e\n\u003ctd\u003eNormally Open (NO)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Rating\u003c\/td\u003e\n\u003ctd\u003e250VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Rating\u003c\/td\u003e\n\u003ctd\u003e16A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Width\u003c\/td\u003e\n\u003ctd\u003e0.187\" (4.7mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Brands\u003c\/td\u003e\n\u003ctd\u003eGE, Hotpoint, RCA, Kenmore, Sears\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pom-card\"\u003e\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n\u003cdiv class=\"pom-warning\"\u003e\n\u003cstrong\u003e⚠️ Unplug Microwave Before Starting\u003c\/strong\u003e Disconnect power at the outlet, and for built-in\/over-the-range units also switch off the dedicated circuit breaker — microwaves store high voltage in the capacitor even after unplugging. Remove the outer cabinet or control panel cover to access the door switch assembly near the latch mechanism. Photograph the wiring before disconnecting, since GE microwaves typically use two or three interlock switches wired in sequence and mixing up the connections can leave the unit unsafe to operate. Disconnect the quick-connect terminals from the old switch, noting which wire goes to which terminal. Remove the mounting screw(s) holding the switch to its bracket and remove the old switch. Install the new WB24X10146 in the same position and secure it with the mounting screw(s). Reconnect the terminals exactly as photographed. Reassemble the cabinet or panel, restore power, and test that the door registers correctly and the microwave starts normally. Tools needed: Phillips screwdriver, nut driver (for cabinet screws).\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pom-card\"\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdiv class=\"pom-faq-item\"\u003e\n\u003cp class=\"pom-faq-q\"\u003eMy microwave's display and turntable light work, but it won't start — is this the part?\u003c\/p\u003e\n\u003cp class=\"pom-faq-a\"\u003eThis is a classic symptom of a failed door interlock switch. The control board needs a confirmed \"door closed and latched\" signal from all switches in the interlock chain before it will energize the magnetron. If that signal is missing from even one switch, most GE microwaves will power up normally but refuse to start a cook cycle. Confirm with a multimeter continuity test on the suspect switch before ordering, since GE microwaves usually use more than one interlock switch.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pom-faq-item\"\u003e\n\u003cp class=\"pom-faq-q\"\u003eIs this the same as the EXP499 or EXP497 microwave door switch?\u003c\/p\u003e\n\u003cp class=\"pom-faq-a\"\u003eNo — while all three use similar 4.7mm terminals, they are different switches used in different microwave platforms and are not interchangeable. WB24X10146 is GE's own \"stand on\" KW3A-NO design. Always match by part number rather than terminal size or general appearance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pom-faq-item\"\u003e\n\u003cp class=\"pom-faq-q\"\u003eIs it safe to keep using the microwave if I suspect this switch is bad?\u003c\/p\u003e\n\u003cp class=\"pom-faq-a\"\u003eWe'd recommend not continuing to use it until it's repaired. Door interlock switches exist specifically to prevent microwave energy from leaking out while the door is open or not fully latched. If a switch is failing intermittently, the microwave may seem to work sometimes, but that's not a reason to keep using it — replace the switch before further use, and never attempt to bypass or jumper an interlock switch.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pom-faq-item\"\u003e\n\u003cp class=\"pom-faq-q\"\u003eHow many interlock switches does my GE microwave have, and do I need to replace them all?\u003c\/p\u003e\n\u003cp class=\"pom-faq-a\"\u003eMost GE microwaves use two or three interlock switches wired in sequence (often a primary switch, a secondary\/monitor switch, and sometimes a door sensing switch). You typically only need to replace the specific switch that's testing bad, but if one has failed from age or wear, the others are often not far behind — some technicians replace the full set at once to avoid a repeat repair call.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pom-card pom-card-green\"\u003e\n\u003ch3\u003eShop With Confidence\u003c\/h3\u003e\n\u003cp\u003eA U.S.-based appliance parts retailer specializing in genuine OEM and high-quality replacement parts. We stock components for all major appliance brands and offer fast shipping from our U.S. warehouse. Our team is available to help verify compatibility before you purchase.\u003c\/p\u003e\n\u003cdiv class=\"pom-badges\"\u003e\n\u003cspan class=\"pom-badge\"\u003e✓ Fast US Shipping\u003c\/span\u003e \u003cspan class=\"pom-badge\"\u003e✓ Quality Aftermarket Parts\u003c\/span\u003e \u003cspan class=\"pom-badge\"\u003e✓ Compatibility Support\u003c\/span\u003e \u003cspan class=\"pom-badge\"\u003e✓ Secure Checkout\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"XPARTCO","offers":[{"title":"Default Title","offer_id":46749975150804,"sku":"XPWB24X10146","price":5.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0705\/3030\/2164\/files\/WB24X10146.png?v=1790533832","url":"https:\/\/xpartco.com\/products\/xpartco-wb24x10146-microwave-door-switch-for-ge-ap3866977-wb24x28941","provider":"XPARTCO","version":"1.0","type":"link"}