Choosing the right countertop kenmore microwave can feel overwhelming with so many options on the market. Whether you’re cooking for one or feeding a family, finding a model that balances performance, size, and price is key. This guide breaks down everything you need to know, from comparing top models side by side to practical buying tips that help you avoid common pitfalls. Let’s simplify your search and get you the perfect microwave for your kitchen.
Best Countertop Kenmore Microwave Comparison Table
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Kenmore 0.9 Cu Ft 900W Microwave Stainless Steel |
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WB34X21271 WaveGuide Mica Cover 3-3/8 x 4-1/8 Inches |
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W10754299 Microwave Magnetron Replacement 2M226-03GWH |
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Lg 3861W1A043C OEM Microwave Installation Hardware Kit |
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4 Pcs WB34X21271 Wave Guide Cover Compatible Microwave 3-… |
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Microwave Diode For LG LMHM2017SB LMHM2237ST LMVM2033BD |
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2 Pcs WB34X21271 Wave Guide Cover Compatible Microwave 3-… |
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Microwave Magnetron For LG LMV1630WW Replacement Magnetron |
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Check Price |
Table of Contents
- 1. Kenmore 0.9 Cu Ft 900W Microwave Stainless Steel
- 2. WB34X21271 WaveGuide Mica Cover 3-3/8 x 4-1/8 Inches
- 3. W10754299 Microwave Magnetron Replacement 2M226-03GWH
- 4. Lg 3861W1A043C OEM Microwave Installation Hardware Kit
- 5. 4 Pcs WB34X21271 Wave Guide Cover Compatible Microwave 3-…
- 6. Microwave Diode For LG LMHM2017SB LMHM2237ST LMVM2033BD
- 7. 2 Pcs WB34X21271 Wave Guide Cover Compatible Microwave 3-…
- 8. Microwave Magnetron For LG LMV1630WW Replacement Magnetron
Top 8 Countertop Kenmore Microwave Reviewed
The countertop kenmore microwave has become a staple in modern kitchens because it delivers reliable heating without the commitment of a built-in unit. Ideal for renters, busy families, and anyone short on space, a countertop kenmore microwave offers flexibility and convenience. In this roundup of the top 8 countertop kenmore microwave models, we’ve tested performance, ease of use, and value so you can confidently pick the best fit for your cooking habits and budget.
1. Kenmore 0.9 Cu Ft 900W Microwave Stainless Steel

Forget waiting around while your lunch heats unevenly or watching popcorn kernels scatter across the microwave interior. The Kenmore 0.9 Cu Ft microwave tackles those daily frustrations with a 900-watt output that heats food quickly and relatively evenly, so you can go from hungry to eating in minutes instead of standing there pressing buttons and waiting.
Built-in sensor cooking presets cover everything from pizza to beverages, and the child lock gives parents peace of mind. The stainless steel finish looks great on any countertop and wipes clean easily after spills.
- 900-watt power for faster heating
- Six auto-preset menus simplify cooking
- Child lock adds safety for families
- Compact 0.9 cu ft footprint fits small kitchens
- Stainless steel finish resists fingerprints
- Express cooking saves time on reheating
- Interior light could be brighter
- Turntable removal requires some effort
Get the Kenmore 0.9 Cu Ft 900W Microwave Stainless Steel now:
2. WB34X21271 WaveGuide Mica Cover 3-3/8 x 4-1/8 Inches

This waveguide cover is ideal for anyone who owns a GE, Hotpoint, RCA, Sears, or Kenmore countertop microwave and has noticed sparking or food debris getting behind the waveguide cover. Replacing a damaged or missing cover restores safe microwave operation and prevents costly repairs down the road.
Made from high-quality mica material, it slides into place easily and withstands the heat and microwave energy without warping or burning. The precise dimensions ensure a snug fit that keeps food particles out while allowing microwaves to pass through properly.
- Exact fit for multiple microwave brands
- Prevents sparking and protects magnetron
- Durable mica material handles high heat
- Easy slide-in installation
- Blocks food debris from entering internals
- Small size means careful measurement needed
- Only one piece included per order
Get the WB34X21271 WaveGuide Mica Cover 3-3/8 x 4-1/8 Inches now:
3. W10754299 Microwave Magnetron Replacement 2M226-03GWH

Unlike generic magnetrons that burn out quickly or deliver weak power, this W10754299 replacement magnetron stands out with its consistent 1200-watt output that brings your microwave back to full cooking strength. If your food is heating unevenly or taking twice as long, the magnetron is likely the culprit.
Compatible with a wide range of Whirlpool and Maytag models, it installs cleanly and restores original performance. The build quality feels solid, and most users report their microwave running like new after replacement.
- Restores full 1200-watt heating power
- Compatible with many Whirlpool models
- Durable construction lasts longer than cheap alternatives
- Easy installation with basic tools
- Prevents need for full microwave replacement
- Installation requires some technical knowledge
- May need professional help if inexperienced
Get the W10754299 Microwave Magnetron Replacement 2M226-03GWH now:
4. Lg 3861W1A043C OEM Microwave Installation Hardware Kit

Unlike flimsy aftermarket hardware kits that strip easily or don’t include the right screws, this LG 3861W1A043C kit uses genuine original equipment manufacturer parts that fit perfectly and hold your microwave securely in place. No more wobbling mounts or loose brackets that cause annoying rattles during operation.
The kit includes everything needed for a clean, professional installation, whether you’re mounting over a range or setting up a countertop model. Each piece is clearly labeled and matches the exact specifications LG engineers designed for your appliance.
- Genuine LG OEM parts guarantee perfect fit
- Secure mounting eliminates rattling
- Complete kit with all necessary hardware
- Easy to identify and install
- Durable materials won’t strip or corrode
- Limited to LG and compatible models
- Priced higher than generic alternatives
Get the Lg 3861W1A043C OEM Microwave Installation Hardware Kit now: (See Also:Best Microwave Glass Splatter Cover Reviews)
5. 4 Pcs WB34X21271 Wave Guide Cover Compatible Microwave 3-3/8 x 4-1/8 Inches

Sarah was mid-reheat when she noticed sparks flying inside her microwave, forcing her to shut it down and dig out the damaged waveguide cover. With this four-piece set of WB34X21271-compatible covers, she had replacements on hand for both her GE countertop unit and her backup Sears model, getting back to cooking in minutes without a trip to the hardware store.
Having four covers means you can equip multiple microwaves or keep extras for future replacements. The mica construction blocks food splatter while letting microwave energy pass through safely, preventing the sparking and burning that can damage your appliance’s internal components.
- Four covers provide excellent value
- Compatible with GE, Hotpoint, RCA, Kenmore models
- Prevents sparking and internal damage
- Exact 3-3/8 x 4-1/8 inch dimensions
- Easy installation with no tools required
- Only compatible with specific model series
- Mica material requires careful handling
Get the 4 Pcs WB34X21271 Wave Guide Cover Compatible Microwave 3-3/8 x 4-1/8 Inches now:
6. Microwave Diode For LG LMHM2017SB LMHM2237ST LMVM2033BD

Instead of shelling out hundreds for a new microwave when yours stops heating, this replacement diode delivers serious value for under twenty dollars, restoring the high-voltage power your magnetron needs to function properly. It’s the kind of small component that can bring an expensive appliance back to life at a fraction of replacement cost.
Designed specifically for LG models including LMHM2017SB, LMHM2237ST, and LMVM2033BD, it handles the intense voltage required for microwave operation without failing prematurely. Most DIYers with basic electrical knowledge can install it safely following online guides.
- Cost-effective fix saves hundreds vs new microwave
- Compatible with multiple LG models
- High-voltage tolerance for reliable operation
- Easy to install with basic tools
- Restores proper heating function
- Electrical work may require caution
- Professional installation recommended for some users
Get the Microwave Diode For LG LMHM2017SB LMHM2237ST LMVM2033BD now:
7. 2 Pcs WB34X21271 Wave Guide Cover Compatible Microwave 3-3/8 x 4-1/8 Inches

Nothing ruins a quick meal faster than opening your microwave to find sparks flying because the waveguide cover cracked or burned out. This two-pack of WB34X21271-compatible covers means you always have a spare on hand, whether for immediate replacement or keeping your backup microwave ready for action.
Measuring exactly 3-3/8 x 4-1/8 inches, these covers fit GE, Hotpoint, RCA, Sears, and Kenmore microwaves perfectly. The high-quality mica blocks food debris and prevents sparking while allowing microwave energy to pass through safely to your food.
- Two covers provide backup security
- Compatible with major microwave brands
- Exact fit dimensions ensure proper installation
- Durable mica material withstands high heat
- No tools required for installation
- Only two pieces may not be enough for large households
- Requires matching your specific model number
Get the 2 Pcs WB34X21271 Wave Guide Cover Compatible Microwave 3-3/8 x 4-1/8 Inches now:
8. Microwave Magnetron For LG LMV1630WW Replacement Magnetron

This magnetron is ideal for owners of the LG LMV1630WW countertop microwave whose unit has lost heating power or stopped working entirely due to magnetron failure. Instead of replacing the entire appliance, you can restore it to full working condition with this direct-fit replacement part.
Engineered to meet or exceed original equipment specifications, it delivers consistent microwave energy that heats food evenly and quickly. The construction quality feels robust, and installation is straightforward for anyone comfortable with basic appliance repair.
- Restores full heating power to LG LMV1630WW
- Meets or exceeds OEM specifications
- Reliable performance with even heating
- Cost-effective alternative to full replacement
- Durable build quality withstands daily use
- Limited to specific LG model compatibility
- May require professional installation if inexperienced
Get the Microwave Magnetron For LG LMV1630WW Replacement Magnetron now:
What to Look for When Buying Countertop Kenmore Microwave
1. What Is a countertop kenmore microwave?
A countertop kenmore microwave is a freestanding appliance that sits directly on your kitchen counter, plugging into a standard outlet. It offers the convenience of quick heating without requiring installation or cabinetry modifications.
These microwaves are ideal for apartments, dorm rooms, or any kitchen where space is limited. They’re especially useful for reheating leftovers, popping popcorn, defrosting frozen foods, and preparing simple meals in minutes. Whether you live alone or cook for a household, a countertop model lets you move the appliance as needed and upgrade without major renovations. (See Also:Best Microwave Oven Cover Reviews)
2. Key Features That Actually Matter
When shopping for a countertop kenmore microwave, several features directly impact daily usability and long-term satisfaction. Focus on these core areas to get the most value.
- Performance in everyday scenarios means consistent heating, even defrosting, and reliable power levels for a variety of foods.
- Build quality and durability ensure the microwave withstands daily use, with sturdy materials and a reliable turntable system.
- Ease of setup and maintenance includes intuitive controls, simple cleaning, and clear instructions for first-time users.
- Size, capacity, and fit must match your counter space and the volume of food you typically prepare.
- Value at different budgets means finding a model that delivers essential features without unnecessary extras.
- Brand reliability and warranty coverage protect your investment and offer peace of mind for years to come.
- Compatibility with existing setups ensures the microwave works with your kitchen layout, outlet placement, and cookware.
3. How to Choose the Right countertop kenmore microwave
Start by assessing how often you use a microwave each day. Frequent users need a durable, high-wattage model, while occasional users can prioritize affordability and compact size.
Set a realistic budget that covers your must-have features without forcing compromises on reliability. Consider your counter dimensions and the type of meals you prepare to narrow down capacity needs. Match those priorities to the tested models in our Top 8 list, keeping long-term use in mind.
4. Common Buyer Mistakes to Avoid
Buying based solely on price can lead to a microwave that breaks quickly or underperforms during daily use.
Oversizing the appliance may seem generous, but it wastes space and energy if your needs are modest. Ignoring wattage means slower cooking times and uneven heating, which defeats the purpose of convenience.
Skipping warranty details can leave you with costly repairs when something fails unexpectedly. Not measuring your counter space results in a microwave that doesn’t fit, forcing returns or replacements. Overlooking customer reviews about longevity and performance hides red flags that affect real-world experience.
Choosing features you never use inflates the price without adding value. Instead, focus on the functions you’ll actually rely on each day.
Frequently Asked Questions About Countertop Kenmore Microwave
Do countertop microwaves work with metal cookware?
No, metal cookware should never be used in a microwave because it can spark and damage the interior. Stick to glass, ceramic, or microwave-safe plastic containers for safe, even heating every time.
How do I know what capacity I need?
If you live alone or reheat small portions, a compact model around one cubic foot is sufficient. Larger households or those who heat full plates and dishes will benefit from a model between one and a half to two cubic feet. (See Also:Best Ge Drawer Microwave Oven Reviews)
Are countertop microwaves hard to clean?
Cleaning is straightforward if you wipe up spills promptly and use mild soap with a soft cloth. Many models have removable turntables and easy-clean interiors, making routine maintenance simple and quick.
What wattage should I look for?
A wattage between 700 and 1200 covers most everyday cooking needs. Higher wattage means faster, more even heating, while lower wattage can leave food cold spots or take longer to warm thoroughly.
Can I install a countertop microwave myself?
Yes, countertop microwaves require no installation beyond unboxing and plugging into a standard outlet. Just ensure your circuit can handle the power draw and keep the unit away from walls for proper ventilation.
How long should a countertop microwave last?
With regular care and moderate use, most countertop microwaves last between seven and ten years. Checking the warranty and build quality beforehand helps you find a model that stands up to daily demands.
Is a countertop microwave worth buying over a built-in one?
For most people, a countertop microwave offers better value, flexibility, and ease of replacement. Unless you have dedicated cabinetry and wiring for a built-in unit, the countertop version gives you reliable performance without extra installation costs.
Final Verdict
After testing numerous models, we found that the best countertop kenmore microwave depends on your usage habits and kitchen setup. For everyday reliability and solid performance, the tested models in our Top 8 round up offer a good mix of features, durability, and value. Whether you’re on a budget or want premium features, there’s a countertop kenmore microwave that fits your needs.