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🔌 Buzz your way to safer sockets—because seeing isn’t always believing!
The Martindale BZ101 Buzz-It is a compact, battery-powered 240V socket tester featuring an audible buzzer that detects 28 fault conditions. Designed for ease of use in hard-to-access locations, it doubles as a basic fuse finder and is trusted by professionals for reliable, quick electrical safety checks.
| ASIN | 9792280413 |
| Best Sellers Rank | 1,203 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 12 in Electrical Testing |
| Brand | Martindale |
| Colour | Yellow |
| Country Of Origin | China |
| Customer Reviews | 4.7 4.7 out of 5 stars (647) |
| Included Components | 1 x Martindale Buzz-It Socket Tester |
| Item Dimensions | 6.5 x 6.5 x 4.7 centimetres |
| Item Type Name | Buzz-It Socket Tester |
| Item Weight | 0.06 Kilograms |
| Manufacturer | Martindale Electric Co Ltd |
| Maximum Operating Voltage | 240 Volts |
| Measurement Type | Electrical |
| Minimum Operating Voltage | 230 Volts (AC) |
| Model Number | BZ101 |
| Power Source | Battery Powered |
| Product Warranty | 2 year |
| Style Name | Simple |
| Unit Count | 1.0 count |
W**.
Good item.
Good item. Easy to use. Nice that it buzzes helps if you can’t see it when isolating the power at your fuse box. Great for the price.
D**E
Great piece of equipment
Great piece of equipment — easy to use and understand.
M**N
Good bit of kit
Well made and works well. the buzzer is loud enough to be useful. Good bit of kit.
B**N
Works as expected
The tester worked as expected. Easy to use and understand. Always useful to check out new sockets and have used it on a new extension lead. Good price.
J**N
Martindale quality you can trust
Quite noisy but reassuring to check sockets after faults or rewires Used this to identify a faulty 240v multi adapter
P**N
A must have for any DIYer
Absolutely perfect to test some sockets that I replaced in my home
R**Z
Great tool
Great tool, I have used it a hundred times already and still working great and the buzzer has come in handy many times
T**Y
Excellent bit of kit
Excellent bit of kit, cheap accurate and easy to use
Trustpilot
4 days ago
3 weeks ago