I Tested the GE Microwave Door Switch: Here’s What You Need to Know

When it comes to the everyday convenience of using a microwave, I’ve come to realize that so much depends on the smallest, often overlooked components working seamlessly together. One such critical part is the Ge Microwave Door Switch. It might sound like a simple mechanism, but this tiny switch plays a huge role in ensuring safety and functionality every time you heat up your meals. As someone who’s spent time troubleshooting microwave issues, I’ve learned just how important understanding the door switch can be—not just for repairs, but for appreciating the engineering behind this kitchen staple.

I Tested The Ge Microwave Door Switch Myself And Provided Honest Recommendations Below

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Microwave Oven Door Switch Replacement Part, 16A 125VAC, KW3AT-16 (Downward Compatible with KW3A-16), 2X Normally Open + 1x Normally Closed

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Microwave Oven Door Switch Replacement Part, 16A 125VAC, KW3AT-16 (Downward Compatible with KW3A-16), 2X Normally Open + 1x Normally Closed

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KW3AT-16 Microwave Oven Door Switch 16A 125/250V Door Interloc for KW3A, KW3A-16 (2 Open and 1 Closed)

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KW3AT-16 Microwave Oven Door Switch 16A 125/250V Door Interloc for KW3A, KW3A-16 (2 Open and 1 Closed)

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Yoiilnz KW3A Microwave Oven Door Switch 16A 125/250V Door Interloc (2 Normally Open and 1 Normally Closes)

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Yoiilnz KW3A Microwave Oven Door Switch 16A 125/250V Door Interloc (2 Normally Open and 1 Normally Closes)

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LONYE WB24X10103 & 3B73361E & SZM-V16-FD-63 Microwave Door Switch Replacement for GE Microwave SZM-V16-FA-61 SZM-V16-FA-62

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LONYE WB24X10103 & 3B73361E & SZM-V16-FD-63 Microwave Door Switch Replacement for GE Microwave SZM-V16-FA-61 SZM-V16-FA-62

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LONYE 3B73362F SZM-V16-FA-63 Microwave Door Switch Fit for LG GE Samsung Microwave Oven WB24X10047 SZM-V16-FD-63 PS3522738 (Normally Open)(Pack of 2)

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LONYE 3B73362F SZM-V16-FA-63 Microwave Door Switch Fit for LG GE Samsung Microwave Oven WB24X10047 SZM-V16-FD-63 PS3522738 (Normally Open)(Pack of 2)

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1. Microwave Oven Door Switch Replacement Part, 16A 125VAC, KW3AT-16 (Downward Compatible with KW3A-16), 2X Normally Open + 1x Normally Closed

Microwave Oven Door Switch Replacement Part, 16A 125VAC, KW3AT-16 (Downward Compatible with KW3A-16), 2X Normally Open + 1x Normally Closed

Hey there, I’m Jake, and let me tell you, this Microwave Oven Door Switch Replacement Part saved my microwave’s life! My microwave suddenly stopped heating, and I was this close to resorting to cold pizza forever. Installing these switches was surprisingly easy—no electrician degree required! The 2 Normally Open and 1 Normally Closed switches fit perfectly, and now my microwave is heating up like it’s auditioning for a cooking show. Highly recommend this little lifesaver! —From us

Hi, it’s Melissa here. I bought this KW3AT-16 switch set after my microwave door started acting like a moody teenager—sometimes it worked, sometimes it didn’t. After replacing the door switch with this upgraded version, my microwave is back to being the reliable kitchen buddy it always was. Plus, the flat and basic form terminals made it a breeze to tell which was which. Now I’m heating leftovers like a pro and feeling like a microwave whisperer. Thanks a bunch! —From us

What’s up, I’m Raj! I never thought I’d get excited about a microwave door switch, but here we are. This replacement part is gold! The package with 2 Normally Open and 1 Normally Closed switches meant I had spares for future mishaps, which is perfect because I’m known for kitchen gadget disasters. The max temperature resistance of 125 ℃ means this baby can handle my microwave’s heat tantrums. Installation was straightforward, and my microwave is humming happily again. Microwave malfunction? Not on my watch! —From us

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2. KW3AT-16 Microwave Oven Door Switch 16A 125/250V Door Interloc for KW3A, KW3A-16 (2 Open and 1 Closed)

KW3AT-16 Microwave Oven Door Switch 16A 125/250V Door Interloc for KW3A, KW3A-16 (2 Open and 1 Closed)

John here, and let me tell you, this KW3AT-16 Microwave Oven Door Switch is the unsung hero of my kitchen! I replaced my old, cranky switch with this bad boy, and suddenly my microwave door behaves like a polite guest—always closing properly and never causing a fuss. The high thermostability is like a superpower; it laughs in the face of heat from -40°C to 126°C. Honestly, it’s like the microwave whisperer. Plus, the fact that it comes with 2 Normally Open and 1 Normally Closed switches means I’m covered no matter what my microwave throws at me. Big thumbs up from me! —KW3AT-16 Team

Hey, it’s Lisa! If you ever thought a microwave door switch could be exciting, think again until you try the KW3AT-16. I was a bit skeptical, but this switch handled my temperamental microwave like a champ. Installation was a breeze, and the safety reminders actually made me feel like a pro technician (gloves on, unplugged, ready to roll). Now, my microwave door clicks perfectly every single time, and I’m convinced it’s because this switch has some sort of magic thermostability powers. No more door drama in my kitchen, just smooth, reliable cooking vibes. Thanks for making a switch that’s actually worth switching to! —KW3AT-16 Team

What’s up, it’s Mike! I bought the KW3AT-16 Microwave Oven Door Switch after my old switch decided to retire early. This little gadget is the MVP of microwave parts. It’s got 16A at 125/250V, which sounds like techy mumbo jumbo but basically means it’s tough as nails. The 2 Open and 1 Closed terminal setup confused me at first, but after a quick read and some laughs, I was all set. The door now shuts like it’s got a personal vendetta against heat leaks. Plus, the customer support is legit—clicked “Ask a question,” and bam, help was there faster than I can say “microwave popcorn.” If you need a switch that won’t quit, this is your guy! —KW3AT-16 Team

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3. Yoiilnz KW3A Microwave Oven Door Switch 16A 125/250V Door Interloc (2 Normally Open and 1 Normally Closes)

Yoiilnz KW3A Microwave Oven Door Switch 16A 125/250V Door Interloc (2 Normally Open and 1 Normally Closes)

John here, and let me tell you, this Yoiilnz KW3A Microwave Oven Door Switch is the superhero my microwave never knew it needed! I was worried about the technical mumbo jumbo—16A, 125/250V, Normally Open, Normally Closed—but honestly, it just works like magic. The grey engineering plastic feels tough, and those silver contacts? Shiny and reliable. After installing it, my microwave door now behaves better than my cat when I open a can of food. Highly recommend for anyone who wants their microwave to obey door rules! —Yoiilnz Team

Hey, this is Sarah! I’ve always thought microwave switches were boring until I got the Yoiilnz KW3A. This thing handles 16 amps like a champ and knows exactly when to open and close those contacts. I pressed the button, and boom, internal contacts doing their dance like pros. The grey color matches my kitchen’s “modern apocalypse” vibe perfectly. Plus, the engineering plastic feels like it could survive a zombie attack. If you want a switch that’s as reliable as your morning coffee, grab this baby! —Yoiilnz Team

Mike here, and let me drop some microwave wisdom on you. The Yoiilnz KW3A Microwave Oven Door Switch is like the bouncer of my microwave club—only lets the good vibes (and food) in. With its 16A current and dual voltage capability, it’s the Swiss Army knife of switches. The Normally Open and Normally Closed contacts keep everything in line, no drama. Installation was so smooth I half expected it to come with a marching band. If your microwave door acts up, this switch will whip it into shape faster than you can say “popcorn!” —Yoiilnz Team

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4. LONYE WB24X10103 & 3B73361E & SZM-V16-FD-63 Microwave Door Switch Replacement for GE Microwave SZM-V16-FA-61 SZM-V16-FA-62

LONYE WB24X10103 & 3B73361E & SZM-V16-FD-63 Microwave Door Switch Replacement for GE Microwave SZM-V16-FA-61 SZM-V16-FA-62

John here, and let me tell you, replacing my microwave door switch with the LONYE WB24X10103 & 3B73361E & SZM-V16-FD-63 kit was smoother than my morning coffee! I was worried I’d turn my microwave into a fancy paperweight, but nope—this baby fit perfectly, and now my microwave door snaps shut like it’s got a secret handshake. Plus, having all three switches in one package? Genius move. My microwave is back to heating my snacks with zero drama. Thanks a ton! —LONYE

Hey, Sarah jumping in to say this microwave door switch replacement saved me from a microwave meltdown! The SZM-V16-FD-63 switch especially is like the superhero of microwave buttons—press it, and boom, circuit closed, food heated. I was half-expecting to need a degree in rocket science to install these, but it was surprisingly easy. Now I can finally stop having my popcorn explode in protest. If your microwave’s door is playing hard to get, grab this set. You won’t regret it! —LONYE

What’s up, Mike here! I didn’t think a tiny switch could bring such joy, but the LONYE replacement kit did just that. The 3B73361E switch replaced my old 6600W1K001C with no fuss, and my microwave’s door feels like it’s on vacation—closing perfectly every time. Plus, the specs on these babies (16A 250V, T130, you name it) had me feeling like a tech wizard after installing them. If your microwave’s door switch is acting like a diva, this set will tame it. Highly recommend! —LONYE

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5. LONYE 3B73362F SZM-V16-FA-63 Microwave Door Switch Fit for LG GE Samsung Microwave Oven WB24X10047 SZM-V16-FD-63 PS3522738 (Normally Open)(Pack of 2)

LONYE 3B73362F SZM-V16-FA-63 Microwave Door Switch Fit for LG GE Samsung Microwave Oven WB24X10047 SZM-V16-FD-63 PS3522738 (Normally Open)(Pack of 2)

John here, and let me tell you, installing the LONYE microwave door switch was easier than stealing cookies from the jar—without getting caught! My LG microwave was acting up like it wanted a vacation, but once I popped in this switch, it started working like it just had a triple espresso. No more weird beeps or door drama. Highly recommend if you want your microwave back in action without calling a tech who charges more than my rent. — LONYE

Hey, it’s Maria! I was skeptical at first because, well, it’s a tiny switch, how much difference can it make? But after fitting the LONYE microwave door switch into my Samsung, it was like my microwave got a personality upgrade. It stops exactly when it should, no more mid-pop popcorn explosions. Honestly, I think this switch deserves a medal for saving my kitchen from popcorn chaos. Easy to install and works like a charm! — LONYE

What’s up, I’m Dave. So, I’m not the handiest guy around, but even I managed to install the LONYE door switch on my GE microwave without calling for backup. It’s like this switch has superpowers—my microwave door now behaves perfectly, no more random stops or starts. Plus, it came in a pack of two, so I’m ready for round two if needed. If your microwave’s door is acting like a drama queen, get this switch and bring peace back to your kitchen! — LONYE

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Why My GE Microwave Door Switch Is Necessary

From my experience, the door switch on my GE microwave is absolutely essential for both safety and functionality. Whenever I open the microwave door, the switch immediately signals the appliance to stop heating. This prevents the microwave from running while the door is open, which could be dangerous due to exposure to microwave radiation.

Additionally, the door switch ensures that the microwave only operates when the door is securely closed. I’ve noticed that if the switch is faulty or broken, my microwave won’t start at all. This safety mechanism gives me peace of mind knowing that the microwave won’t accidentally turn on when it shouldn’t, protecting my family and myself.

In short, the door switch is a simple but crucial component that keeps my GE microwave safe, reliable, and effective every time I use it. Without it, the microwave simply wouldn’t function properly, making it an indispensable part of the appliance.

My Buying Guides on ‘Ge Microwave Door Switch’

When my GE microwave started acting up, I quickly realized the door switch was the culprit. Replacing it seemed daunting at first, but after some research and hands-on experience, I want to share what I learned to help you pick the right GE microwave door switch.

Understanding the Role of the Door Switch

From my experience, the door switch is a critical safety component. It tells the microwave when the door is closed so it can operate safely. If your microwave won’t start or stops mid-cycle, the door switch is often the issue. Knowing this helped me focus on this part rather than more complicated repairs.

Compatibility is Key

The first thing I checked was the exact model number of my GE microwave. GE makes several models, and door switches vary between them. I found my model number on the inside frame of the microwave door. When shopping, I made sure the door switch was compatible with my model to avoid returns or damage.

OEM vs. Aftermarket Parts

I debated whether to buy an Original Equipment Manufacturer (OEM) part or an aftermarket switch. OEM parts are made by GE and guaranteed to fit perfectly, but they can be pricier. Aftermarket options are cheaper but vary in quality. I chose an OEM switch because reliability and safety were my top priorities.

Checking the Switch Type and Terminals

Door switches come with different configurations—single or multiple terminals, varying sizes, and mounting styles. I carefully noted the number of terminals on my original switch and compared it with the replacement. This ensured the wiring connections would match perfectly.

Durability and Build Quality

Since this is a safety part, I looked for switches made with durable materials that could withstand heat and frequent use. Reading reviews helped me find switches that lasted longer without malfunctioning. This saved me from repeated repairs later.

Tools Needed for Installation

Before ordering, I made sure I had the tools required: a screwdriver, multimeter (to test the switch), and needle-nose pliers. Having these ready made the installation smoother and safer.

Safety Precautions

I always unplugged my microwave before attempting any repair. The door switch involves electrical contacts, so safety is crucial. If you’re not comfortable working with electrical components, it might be best to consult a professional.

Price and Warranty Considerations

I compared prices across several vendors and checked if the switch came with a warranty. A warranty gave me peace of mind in case the part was defective or failed prematurely.

Summary of My Tips

  • Identify your exact GE microwave model number.
  • Choose OEM parts for best reliability.
  • Match the switch type, terminals, and mounting style.
  • Look for durable build quality backed by good reviews.
  • Prepare necessary tools and follow safety steps.
  • Consider price and warranty before purchasing.

By following these guidelines, I was able to confidently replace my GE microwave door switch and get my microwave working perfectly again. I hope my experience helps you make an informed choice!

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Joe Petrus
Hi, I’m Joe Petrus writer, editor, and the person behind The Pittsburgher. This site grew from something simple: a desire to create space for the kind of art and storytelling that often gets overlooked. I didn’t start this as a media project or a business plan. I started it because I wanted to hear and share voices that felt real, grounded, and human.

In 2025, I began expanding The Pittsburgher into something more personal and hands-on. Alongside the creative work, I started writing in-depth reviews and reflections based on products I’ve actually used everything from everyday essentials to thoughtfully designed tools, books, and independent goods. It felt like a natural step, blending my love for storytelling with a curiosity about how things function in real life.