Top 10 Best shim my box in 2026

Last Updated - 6/15/2026

🏆Best Choice

DECOHS

DECOHS 20 Pcs Wall Plate Spacer- Metal Flush Fit Device Leveling Plates- Receptacle Spacers Shims Leveler for Fixing Walls Electrical Outlet Electrical Boxes

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•Outlet Repair: When your outlet or electrical box gets stuck in the wall or becomes loose, use wall plate spacer to secure loose, crooked, recessed into wall outlets, keeping them level with the wall and securely in place.
•Easy Installation: First, turn off the power for safety, then remove the cover plate, install the electrical outlet spacer between the wall and the device, and finally replace the wall panel. Easy to install and safer to use.
•Perfect Fit: You will receive 20 pcs device leveling plates, measuring 4.2 x 2.2 inch to fit any standard single outlet device, providing precise compatibility for a variety of outlets fastening.
•Reliable Material: Our electrical outlet spacers shims are made of quality galvanized metal, waterproof, rust resistant, not easy to deform or damage, solid, stable and can be used for a long time.
•Widely Used: It is suitable for all home decoration projects, meeting most wall outlets fixed requirements, and can be used in bedrooms, living rooms, bathrooms, offices, laundry rooms, etc.

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$12.99

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FECOMI

Outlet Spacer,Flush Fit Device Leveling Plates For Wall Outlet Repair And Loose Electric outlets Fix,Self-Leveling Electrical Socket Extenders for Electrical Box and Switches

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•Universal Fit:Fits any outlet box style,working with any kind of box indoor and outdoor , including PVC, Metal, Fiberglass, New Work and Old Work.
•Easy Installation:Stabilize the power outlet balance,install the outlet spacer between the power outlet and outlet Box ,easily flush with the wall, It's a hassle-free solution for anyone
•Durable &Thicker:size: 0.047 x 2.28 x 4.25 inches,50% thicker than other shims,Built to last with an exceptionally firm base, and excellent for building and home improvement.make any outlet job look professional
•Protects Electrical Sockets & Secures Wiring: Our outlet spacer make the power outlet forward so that it lies flush with the wall surface, as is required by electrical code and meets the industry standards.
•Package include 10Packs outlet spacer, Their versatility makes them a vital accessory for any home or office improvement project

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$5.59

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Sealproof

Sealproof Fan Brace - Electrical Box and Support Bar for Ceiling Fans and Light Fixtures, New Installations and Remodels

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•The Sealproof Bar Hanger Mount Box provides simple and safe installation of a ceiling fan or light fixture with secure attachment to a ceiling joist. Can be used with engineered truss.
•Attic access ideal - mounting bracket for use in new constructions or remodels. Fits all ceiling fans. Fan support of up to 70 lb.
•Fits 16" to 24" ceiling joists. The mounting bracket can be installed in finished ceilings through a hole large enough to fit the box.
•Fixture Support for 16" Centers is 150 lbs. Fixture Support for 24" Centers is 90 lbs.
•Mount Box Includes 4 Conduit Knockouts. Includes protection cap for use during installation or painting.

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$19.99

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Rack-A-Tiers

Rack-A-Tiers Shim My Box Tubes for Electrical Switches & Receptacles Fitting Tight, Electrical Shims, Electric Box Shims, Electrical Spacers (S1203)

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•4 electrical shims per pack
•9” length electrical spacers tubes for electrical devices

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$13.49

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LonlyEagle

Electrical Outlet Box Extender Kit，Electrical Outlet Spacers, 60 Pack Electric Box Receptacle Extender Kit Include 30 Pieces Round Switch Spacers and 30 Screws for Fixing Outlets

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•【Pack of 60】Package contains 30 pieces 3 inch red rubber round spacers and 15 pieces 1.5" long screws and 15 pieces 2" long screws. Enough quantity to allow you to quickly fix wonky or sunken outlets. No need to go to the local hardware store to save time and money.
•【LONG SCREWS】Our electrical outlet extender kit has long wall plate screws for almost any sized recess (24) 1.5" long screws & (12) 2" screws; Simply slide the screw through the outlet spacer and adjust the screw to your desired depth. Longer screws may be needed if the entire spacer length is utilized.
•【High quality material】The outlet screws are made of 304 stainless steel, which is strong and durable. The red round tube are made of insulating silica gel with hardness of 70, which can be easily cut into any length. Well made, safe and durable.
•【Easy to install】You can cut the red silicone hose to the perfect length (longer than needed in most cases) to produce the correct amount of compression and provide a solid connection. Then flush the plate with the wall with the extra long screws and you’ll have the perfect outlet.
•【Wide applications】Use for installing electrical outlet extender kit for granite, wood, marble, tile, backsplash or even drywall; The compressibility creates strength and stability can be applied to easily bring sunken, loose or misaligned electrical outlets or switches flush and secure to a new wall surround especially following placement of tile, marble or stone

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$12.99

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VUTHLRV

5 Pcs Wall Plate Spacer, Electric Outlet Spacers for Electrical Box, Outlet Shims, Metal Receptacle Spacers, Socket Wallboard Gasket Shims Leveler for Fixing Walls Electrical Outlet Electrical Boxes

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•1.【Socket Repair】: When a socket or electrical box gets stuck on the wall or becomes loose, use wall plate spacer to fix the loose, bent or dented socket to the wall, keeping it level with the wall and firmly in place.
•2.【Installation Warning】: To use the outlet spacers, please follow these simple steps: First, the power must be turned off to ensure safety. Then, remove the cover plate, install the electrical outlet spacer between the wall and the equipment, and finally replace the wall panel. Although it is easy to install, please be sure to cut off the power supply before operating.
•3.【Solution】: You will receive 5 outlet spacer, each measuring 4.2 x 2.2 inches, suitable for any standard single-socket equipment. They provide precise compatibility for fastening various sockets, bridge the gaps at the openings of power sockets, and correct sunken or wobbled power sockets after dry-wall repairs.
•4.【High Compatibility】: Outlet spacers for electrical box suitable for all home decoration projects, it meets the fixation requirements of most wall sockets and can be used in wardrobes, bedrooms, living rooms, bathrooms, offices, laundries, gyms, etc.
•5.【Material】: Our outlet shims are made of high-quality galvanized metal, which is stable and can be used for a long time. Metal electrical outlet spacers shims are a solution for leveling loose, bent, dented or embedded wall sockets.
•6.【Safe and Practical】: If the gap at the opening of the power socket is too large, you can use two socket wallboard gasket for the same socket. There is no gap between the board with an embedded wall-mounted socket bracket and the socket, Ensure stability and security.

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$4.99

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OKAWYC

OKAWYC Wall Plate Spacer, 10-Pack Metal Flush Fit Leveling Plates – Receptacle Spacers & Outlet Shims for Loose Electrical Outlets, Single-Gang Electrical Box Levelers for Wall Fix & Outlet Alignment

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•[Universal Compatibility – Fits Any Outlet Box] – Designed to work with all standard electrical boxes including PVC, metal, fiberglass, and both new and old work setups. Perfect for duplex, decorator, and GFCI outlets, ensuring a flawless fit in any setting.
•[50% Thicker & Ultra-Durable] – Engineered 50% thicker than standard spacers, our high-strength metal construction resists warping, rust, and wear over time. Built for rock-solid stability, preventing outlet shifting and misalignment.
•[Instant Fix] – Say goodbye to loose, sunken, and unstable outlets. Just slide the precisely sized spacer behind your outlet, adjust, and reattach your wall plate.
•[Code-Compliant & Safety-Assured] – Keeps outlets securely flush with the wall, eliminating electrical hazards and ensuring full compliance with industry safety standards. Prevents dangerous wire stress and loose connections.
•[10-Pack for Maximum Value] – Comes with 10 premium metal spacers, making it the perfect solution for home renovations, DIY projects, electricians, and contractors. Stock up and fix multiple outlets with one purchase.

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$9.88

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OKAWYC

OKAWYC Wall Plate Spacer, 20-Pack Metal Flush Fit Leveling Plates – Receptacle Spacers & Outlet Shims for Loose Electrical Outlets, Single-Gang Electrical Box Levelers for Wall Fix & Outlet Alignment

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•[Universal Compatibility – Fits Any Outlet Box] – Designed to work with all standard electrical boxes including PVC, metal, fiberglass, and both new and old work setups. Perfect for duplex, decorator, and GFCI outlets, ensuring a flawless fit in any setting.
•[50% Thicker & Ultra-Durable] – Engineered 50% thicker than standard spacers, our high-strength metal construction resists warping, rust, and wear over time. Built for rock-solid stability, preventing outlet shifting and misalignment.
•[Instant Fix] – Say goodbye to loose, sunken, and unstable outlets. Just slide the precisely sized spacer behind your outlet, adjust, and reattach your wall plate.
•[Code-Compliant & Safety-Assured] – Keeps outlets securely flush with the wall, eliminating electrical hazards and ensuring full compliance with industry safety standards. Prevents dangerous wire stress and loose connections.
•[10-Pack for Maximum Value] – Comes with 10 premium metal spacers, making it the perfect solution for home renovations, DIY projects, electricians, and contractors. Stock up and fix multiple outlets with one purchase.

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$14.88

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KIBBEH

10 Pcs Wall Plate Spacers, Plastic Device Leveling Flush Fit Plates, Electrical Outlet and Box Leveler Shims for Wall Fixes

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•Socket Repair: If your outlets or electrical boxes are stuck or loose, use our wall plate spacers to secure and stabilize drooping, bent, or recessed sockets in wall outlets. These spacers ensure that the sockets are flush with the wall and securely held in place.
•Perfect Fit: You will receive a set of 10 outlet leveling plates, each measuring 4.2 x 2.2 inches. These are designed to fit any standard single-gang outlet, offering precise compatibility for a variety of outlet securing needs.
•Durable Material: Our outlet spacers are crafted from robust PETG plastic, which is waterproof, rustproof, and resistant to deformation. This ensures a sturdy, stable product that will last over time.
•Convenient Installation: Start by turning off the power for safety. Then, remove the cover plate, install the outlet spacers between the wall and the device, and replace the wall plate. This straightforward process enhances installation safety.
•Wide Application: Ideal for all home improvement projects, these spacers meet most requirements for securing wall outlets and can be used in bedrooms, living rooms, bathrooms, offices, laundry rooms, and more.

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$8.49

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Lemecima

20 Pcs Wall Plate Spacer- Metal Flush Fit Device Leveling Plates- Receptacle Spacers Shims Leveler for Fixing Walls Electrical Outlet Electrical Boxes

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Outlet Repair: When your outlet or electrical box gets stuck in the wall or becomes loose, use wall plate spacer to secure loose, crooked, recessed into wall outlets, keeping them level with the wall and securely in place.
•Easy Installation: First, turn off the power for safety, then remove the cover plate, install the electrical outlet spacer between the wall and the device, and finally replace the wall panel. Easy to install and safer to use.
•Perfect Fit: You will receive 20 pcs device leveling plates, measuring 4.2 x 2.2 inch to fit any standard single outlet device, providing precise compatibility for a variety of outlets fastening.
•Reliable Material: Our electrical outlet spacers shims are made of high quality galvanized metal, waterproof, rust resistant, not easy to deform or damage, solid, stable and can be used for a long time.
•Widely Used: It is suitable for all home decoration projects, meeting most wall outlets fixed requirements, and can be used in bedrooms, living rooms, bathrooms, offices, laundry rooms, etc.

View offer on:

$14.99

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