US
Tessan

TESSAN Single Outlet Wall Surge Protector 1050J

  • Color: Grey
  • Material Type: Plastic
  • Connector Type: Plug-In
  • Unit Count: 1

Last refreshed Sep 7, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A good pick when you need to protect a single appliance in a spot too tight for a full power strip, such as behind a fridge or in a recessed outlet box.

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ASIN: B0F1T9R63PModel: TS-WS05US01Category: Surge Protectors

Overview

TESSAN's single-outlet surge protector plugs into a wall receptacle and passes through one grounded outlet rated to 1875W, with 1050 joules of surge protection and a status light. Its compact grey housing, about 2.1 by 2.91 by 1.18 inches, fits into tight or recessed outlet boxes.

This is not a power strip, it protects exactly one plugged-in appliance, which is the point for spots where a full strip will not physically fit: behind a fridge, inside a recessed two-gang box, or in-line with a treadmill or massage chair. The status light is the only ongoing feedback you get that protection is active.

  • 1050 joules of surge protection
  • 1875w max rated single outlet
  • Measures about 2.1 x 2.91 x 1.18 inches
  • Surge protection status indicator light

Who it's for

Best for anyone protecting a single appliance, like a fridge, TV, treadmill or a set of recessed lights, especially where a full power strip will not fit. Less suited to anyone needing to protect several devices from one outlet.

Pros and cons

Pros
  • Fits behind a refrigerator and in tight boxes
  • Small footprint leaves the second outlet free
  • Status light confirms protection is active
Cons
  • Single outlet, not a full power strip
  • Tightest spots may force a lower joule rating

Specifications

BrandTessan
ModelTS-WS05US01
Power & efficiency
Total Power Outlets1
Power Plug TypeType A - 2 pin (North American), Type B - 3 pin (North American)
Construction & materials
ColorGrey
Material TypePlastic
Compatibility & installation
Compatible DevicesAll
Included components
Unit Count1
Number Of Packs1
Other details
Connector TypePlug-In
Number Of Items1

Frequently asked questions

Does the Tessan TS-WS05US01 protect more than one device?

No, it has a single pass-through outlet, so it protects one plugged-in device at a time.

How many joules of surge protection does the Tessan single-outlet protector provide?

1050 joules, with a status light to confirm it is active.