/>
X

Dangerous extension cords

Extension cords seem like a safe place to save a few dollars by buying something cheaper. Don't!
Melty plastic!
1 of 8 Adrian Kingsley-Hughes/ZDNET

Melty plastic!

That must have been overheating for a while.

Signs of arcing
2 of 8 Adrian Kingsley-Hughes/ZDNET

Signs of arcing

Looks like the contact was making por connections and causing arcing.

The diagnosis...
3 of 8 Adrian Kingsley-Hughes/ZDNET

The diagnosis...

... poor quality connectors.

Poor quality construction
4 of 8 Adrian Kingsley-Hughes/ZDNET

Poor quality construction

Even the contacts that hadn't melted were showing signs of overheating.

Damaged wire!
5 of 8 Adrian Kingsley-Hughes/ZDNET

Damaged wire!

The wire going to the neon indicator was also charred and damaged.

More overheating
6 of 8 Adrian Kingsley-Hughes/ZDNET

More overheating

Looks like the surge protection module was also causing overheating.

Damaged neutral wire
7 of 8 Adrian Kingsley-Hughes/ZDNET

Damaged neutral wire

The insulation on the blue neutral wire was also sliced through by being trapped under the earth rail. 

Surge protector circuit
8 of 8 Adrian Kingsley-Hughes/ZDNET

Surge protector circuit

Here we have thermal fuses (the translucent components), metal oxide varistors (blue discs). This is a very basic surge protector circuit found in extension cords.

Related Galleries

Holiday wallpaper for your phone: Christmas, Hanukkah, New Year's, and winter scenes
Holiday lights in Central Park background

Related Galleries

Holiday wallpaper for your phone: Christmas, Hanukkah, New Year's, and winter scenes

21 Photos
Winter backgrounds for your next virtual meeting
Wooden lodge in pine forest with heavy snow reflection on Lake O'hara at Yoho national park

Related Galleries

Winter backgrounds for your next virtual meeting

21 Photos
Holiday backgrounds for Zoom: Christmas cheer, New Year's Eve, Hanukkah and winter scenes
3D Rendering Christmas interior

Related Galleries

Holiday backgrounds for Zoom: Christmas cheer, New Year's Eve, Hanukkah and winter scenes

21 Photos
Hyundai Ioniq 5 and Kia EV6: Electric vehicle extravaganza
img-8825

Related Galleries

Hyundai Ioniq 5 and Kia EV6: Electric vehicle extravaganza

26 Photos
A weekend with Google's Chrome OS Flex
img-9792-2

Related Galleries

A weekend with Google's Chrome OS Flex

22 Photos
Cybersecurity flaws, customer experiences, smartphone losses, and more: ZDNet's research roundup
shutterstock-1024665187.jpg

Related Galleries

Cybersecurity flaws, customer experiences, smartphone losses, and more: ZDNet's research roundup

8 Photos
Inside a fake $20 '16TB external M.2 SSD'
Full of promises!

Related Galleries

Inside a fake $20 '16TB external M.2 SSD'

8 Photos