What is the life expectancy of an over the range microwave?

Author: Dr. Isaac Gleason PhD  |  Last update: Tuesday, May 5, 2026

Over-the-range microwaves are built into the cabinetry and bolted to a wall, so replacing one that conks out is no simple chore. To avoid replacing yours more than about once every 10 years—which is how long most manufacturers tell us they should last—you'll want to take care of it.

How long should an over-the-range microwave last?

Over-the-range microwaves last about 10 years if you keep them clean. Make sure to clean the microwave filter about every six months to keep heavy grease and moisture out of the microwave.

How do you know when a microwave needs replacing?

When to replace the microwave? Common signs that your microwave needs changing
  1. Making funny noises.
  2. Smells like electrical burning.
  3. Isn't cooking food in the usual time or cooking unevenly.
  4. Needs help to work properly – such as a spoon to hold the door closed.
  5. Keypad has stopped working.

Is it worth repairing a 7 year old microwave?

Factors to Consider

Age of the Microwave: Microwaves typically last about 7 to 10 years, so if yours is in the 7-year range or older, repairs might only offer a temporary fix, making replacement the better long-term option.

At what age should a microwave be replaced?

With normal usage for an average family and good maintenance, a microwave often lasts for 7 to 8 years. If the microwave is used less frequently by a single person or a couple and is well-maintained, the lifespan can increase to up to 10 years.

Tips: Measuring for an Over-the-Range (OTR) Microwave

When should you throw away your microwave?

How long do microwaves usually last? On average, microwaves last 7-8 years. That's a lot of microwaves to go through in a lifetime, which is why finding a great method for disposal is helpful.

What is the best over the stove microwave to buy?

Best Over-the-Range Microwaves of 2025
  • GE JNM7196SKSS.
  • KitchenAid KMHS120ESS.
  • LG MHEC1737F.
  • LG MVEF1337F.
  • LG MVEL2033F.
  • LG MVEL2125F.
  • Thermador MU30WSU.
  • Whirlpool WMH78519LZ.

How do I know if my microwave is dying?

Old age. If your microwave is approaching the 10-year mark, consider replacing it with a new, energy-efficient unit. Odd smells. Odd odors, such as a burning smell, smoke, or sparks, are a sign something is amiss, and you should immediately turn off and unplug the microwave and call for a repair.

How much does it cost to replace an over-the-range microwave?

Over-the-range microwave installation costs $100 to $300 for a standard replacement. Installing a built-in microwave costs $220 to $580. Adding an electrical outlet, cabinetry, or vents costs $150 to $600 more on average. A handyman or electrician charges $50 to $100 per hour for labor.

Is it OK to use a 20 year old microwave?

Microwaves older than 10 years or with faulty doors should be replaced immediately in order to reduce radiation exposure while you cook.

What is the best microwave brand?

As the best microwave overall, we chose the Panasonic Microwave Oven; it combines a 1,200-watt motor with a compact exterior. If you're looking to save money and space, the Commercial Chef Countertop Microwave is the best budget microwave: simple but effective, much like microwave cooking itself.

What usually goes out on a microwave?

Understanding the most common parts that can break in a microwave, such as the magnetron, door switches, turntable, control panel, and high voltage components, can help users identify issues early and seek professional repairs or replacements.

What are the symptoms of a bad magnetron in a microwave?

One of the most common issues with a malfunctioning Magnetron is the lack of heating. If your microwave is running but not producing heat, it could be due to a faulty Magnetron, burned-out filament, or a malfunctioning high-voltage diode.

Do more expensive microwaves last longer?

Yours will probably last about 10 years. But when it's time to replace it, you needn't spend much money on a new one. Most inexpensive microwaves are made by only a couple of manufacturers, so it doesn't make much difference which one you buy.

Do over-the-range microwaves stick out?

It is normal for above-the-range microwaves to stick out a few inches from the edge of your cabinet, in contrast to built-in microwaves that are flush. The extra space allows for the microwave door to open all the way. If your cabinets are smaller in depth, the microwave may extend farther than normal.

Can an old microwave trip a breaker?

Microwave's Internal Issue

Components like the magnetron (the device that produces microwaves) or the high voltage capacitor might be malfunctioning, causing a spike in power consumption, and tripping the circuit breaker.

Is it worth fixing an over the stove microwave?

Our survey team recommends that you repair any higher-end OTR microwave that's 4 years old or less and consider repairing one that's 5 to 7 years old. Replacement is recommended for any OTR microwave that's 8 years or older.

Does Lowe's install over the range microwaves?

Our professional installers can take care of your dishwasher, wall oven, cooktop, gas range, gas dryer and over-the-range microwave installation. Just connect with a Lowe's associate and let them know what you need.

What to look for when replacing over-the-range microwave?

You'll want to look for OTR microwaves with added features such as an exhaust fan and ventilation which makes OTR microwaves a multi-purpose kitchen appliance! An over-the-range microwave is installed above a range or cooktop, saving you kitchen counter space.

When to get rid of a microwave?

6 Signs It's Time to Replace Your Microwave
  1. Smoke, sparks, and burning smells. These are signs of a serious and urgent problem. ...
  2. Food isn't cooking properly. ...
  3. It makes horrible sounds as it cooks. ...
  4. The door doesn't seal properly. ...
  5. The keypad doesn't function. ...
  6. It's over 10 years old.

What is the most common cause of microwave oven failure?

One of the more common causes of microwaves not heating up is a faulty magnetron. This is what generates all those microwaves in the first place. If this burns out, or there is an electrical fault in the machine.

How many years should a microwave last?

To avoid replacing yours more than about once every 10 years—which is how long most manufacturers tell us they should last—you'll want to take care of it. Your microwave may not get as grimy as your oven, but even so, one of the best ways to keep it humming along is to keep it clean.

What to know before buying an over the range microwave?

9 FEATURES OF AN OVER-THE-RANGE MICROWAVE
  • VENTILATION. Over-the-range microwaves not only cook your food but also function as vent hoods, helping to clear smoke, odors and steam from the kitchen. ...
  • WATTAGE. ...
  • LIGHTING. ...
  • CAPACITY & SIZE. ...
  • DESIGN. ...
  • COOKING FUNCTIONS. ...
  • PRESETS. ...
  • TURNTABLE.

Is GE a good brand for over the range microwaves?

If you want to find the best over-the-range microwave at a budget-friendly price point, the GE JVM3160RFSS is worth considering. This microwave is a good choice if you want to save money and don't care as much about extra features.

Is microwave over stove outdated?

Is a microwave above the stove outdated? No, over-the-range microwaves are a great way to free up counter space and consolidate your appliances. They come in a variety of different sizes and designs, so you can find the perfect style for your kitchen.

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