Does the blue LED light mean surge protection is active?
Yes, a lit blue LED indicates that surge protection is functioning properly.
What does it mean if the blue LED light is off?
It usually indicates the surge protection is no longer active or the indicator light is faulty.
How does this surge protector protect connected devices?
The surge protector uses MOVs to absorb excess voltage and divert it to ground. If a surge exceeds 1350 joules, the fuse blows, cutting power. The blue light turns off, indicating surge protection is no longer active.
Comparison Products
 Surge Protector Outlet |  Non-Blocking Outlet |  540J Surge Protector |  Grounded Outlet Switch |  2-Prong Outlet Switch |  3 Way Plug Adapter |  3-Outlet Wall Tap Strip | |
|---|---|---|---|---|---|---|---|
Customer Reviews | — | — | — | — | — | — | — |
Price | — | — | — | — | — | — | — |
Multipack Sizes | 1-Pack/2-Pack | 3-Pack | 2-Pack | 3-Pack | 3-Pack | 3-Pack | 2-Pack |
Color | White | Black / White | White | Black / White / Gray | Black / White | Multi-color / Black / White | White |
Outlets | Single-Outlet | Single-Outlet | Single-Outlet | Single-Outlet | Single-Outlet | 3-Outlet | 3-Outlet |
Electrical Rating | 15A, 125V, 1875W | 15A, 125V, 1875W | 15A, 120V, 1800W | 15A, 125V, 1875W | 15A, 125V, 1875W | 15A, 125V, 1875W | 15A, 125V, 1875W |
Model Number | 402043 | 402042 | 402053 | 400077 | 400119 | 400117 | 400018 |
Cable Matters, with headquarters in Southborough, Massachusetts, offers a complete line of cables, adapters, docking stations, and networking products for the home, office, and data center. Cable Matters offers first-class, quality, and affordable products backed by an exceptional customer experience.
![[ETL Listed] Cable Matters 2205 Joules, 1875W Single Outlet Surge Protector for TV, PC, Xbox Seri...](//c1.neweggimages.com/sellingpilot/modules/product/a-plus/a0a6a3701b29fef73347f9d2e83859a385827fefedc1f36126aaa7f9b013b697.jpg)
Power Chargers & Strips
![[ETL Listed] Cable Matters 2205 Joules, 1875W Single Outlet Surge Protector for TV, PC, Xbox Seri...](http://c1.neweggimages.com/sellingpilot/modules/product/a-plus/a0a6a3701b29fef73347f9d2e83859a385827fefedc1f36126aaa7f9b013b697.jpg)
Does the blue LED light mean surge protection is active?
Yes, a lit blue LED indicates that surge protection is functioning properly.
What does it mean if the blue LED light is off?
It usually indicates the surge protection is no longer active or the indicator light is faulty.
How does this surge protector protect connected devices?
The surge protector uses MOVs to absorb excess voltage and divert it to ground. If a surge exceeds 1350 joules, the fuse blows, cutting power. The blue light turns off, indicating surge protection is no longer active.
Comparison Products
Surge Protector Outlet | Non-Blocking Outlet | 540J Surge Protector | Grounded Outlet Switch | 2-Prong Outlet Switch | 3 Way Plug Adapter | 3-Outlet Wall Tap Strip |
|---|---|---|---|---|---|---|
| Customer Reviews | ||||||
| — | — | — | — | — | — | — |
| Price | ||||||
| — | — | — | — | — | — | — |
| Multipack Sizes | ||||||
| 1-Pack/2-Pack | 3-Pack | 2-Pack | 3-Pack | 3-Pack | 3-Pack | 2-Pack |
| Color | ||||||
| White | Black / White | White | Black / White / Gray | Black / White | Multi-color / Black / White | White |
| Outlets | ||||||
| Single-Outlet | Single-Outlet | Single-Outlet | Single-Outlet | Single-Outlet | 3-Outlet | 3-Outlet |
| Electrical Rating | ||||||
| 15A, 125V, 1875W | 15A, 125V, 1875W | 15A, 120V, 1800W | 15A, 125V, 1875W | 15A, 125V, 1875W | 15A, 125V, 1875W | 15A, 125V, 1875W |
| Model Number | ||||||
| 402043 | 402042 | 402053 | 400077 | 400119 | 400117 | 400018 |
Cable Matters, with headquarters in Southborough, Massachusetts, offers a complete line of cables, adapters, docking stations, and networking products for the home, office, and data center. Cable Matters offers first-class, quality, and affordable products backed by an exceptional customer experience.
Power Chargers & Strips