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British General 6A SP B Curve MCB

4.7 (17 reviews)
SKU: 260223155445931 EAN: 5050765024792

Compare 2 prices for British General 6A SP B Curve MCB — from £2.99 across 2 UK sellers including Toolstation, Screwfix.

£2.99 8h ago
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Compare Prices from 2 Sellers

Prices updated 19 Apr 2026
2
Screwfix
£2.99 +£0.00
12h
#2 Screwfix
12h ago
£2.99 +£0.00
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This British General Type B MCB provides reliable protection against short circuits and overloads in residential and light commercial settings. Designed specifically for use with BG consumer units, it features a 6kA breaking capacity and a positive contact status indicator for enhanced safety. The compact 1-module design ensures space efficiency while providing a secure DIN rail mounting solution.
Application Electrical Wiring, Residential, Light Commercial
Box Shape Rectangular
Brand BG
Breaking Capacity 6kA
Colour Grey
Control Style Toggle
Country/Region of Manufacture United Kingdom
Current Rating 6 A
Current Type AC
Features Overload Protection, Short Circuit Protection, DIN Rail Mounting
Finish Matte
Fuse Type Miniature Circuit Breaker (MCB)
Interruption Type Thermal Magnetic
IP Rating IP20
Material Plastic
Maximum Amperage 6 A
Model CUMB6-01
Mounting Style DIN Rail Mounting
MPN CUMB6-01
Number of Gangs 1
Number of Outlets 1
Number of Poles 1
Number of Ports 1
Number of Switches 1
Number of Throws 1
Operation Method On/Off Toggle
Port Type Screw Terminal
Smart Home Compatibility Not Compatible
Suitable For BG Consumer Units, Distribution Boards
Terminal Capacity 16mm²
Tripping Curve B
Type MCB
Unit Quantity 1
Unit Type Unit
Voltage 230 V
6A Current rating
Type B tripping characteristic
6kA Breaking capacity
Positive contact status indicator
Lockable toggle switch in ON or OFF position
1 x British General 6A SP B Curve MCB

Customer Reviews 17

4.7
17 reviews
5 star
15
4 star
1
3 star
0
2 star
0
1 star
1
Excellent service
5.0
January 1, 2026
Mal G9 Verified Purchase

Always get top products at a reasonable price from Toolstation.

Add on
5.0
November 2, 2025
sxbtd4wxn772fwwij7fqznqak Verified Purchase

Used as an add on to a b square main circuit. Board for. Domestic use generic match from the square breakers as they change every year!!!!!!!

Good make from UK
5.0
April 2, 2025
2ef880b0-2e5f-5d2a-b730-3b58c7707018 Verified Purchase

BG is a well known brand. Their MCBs have a simple and durable hooking mechanism at the back. I always use them.

M COR
5.0
January 8, 2025
M COR Verified Purchase

Used for a additional lighting circuit and a addition to my BG fuse box.

Title matching the actual product as it s best
5.0
October 27, 2024
Florinel Verified Purchase

Good detailed description
Found the product available in the nearest branch

BG
5.0
July 12, 2024
jarek24 Verified Purchase

good quality at a good price, available in the store without ordering, easy to assemble

It’s and MCB
5.0
June 13, 2024
Alewoo Verified Purchase

It’s an MCB it does what it says on the tin what else do I say

Watch out for the delivery
1.0
June 6, 2024
Jignesh111 Verified Purchase

Did not have item instock and charged me a fiver for delivery. Cant say im impressed

looks good. early days not fully tested
5.0
April 1, 2024
Bob AA Verified Purchase

looks good. early days not fully tested will know in a few days

Good value.
5.0
September 7, 2023
Ecomister Verified Purchase

The BG mcb I found to be adequate for the job and at a reasonable cost .

5.0
September 7, 2022
JTSH Verified Purchase
5.0
August 24, 2022
b1nbmxofyj5s1ht3tzqiztoqg Verified Purchase
5.0
July 29, 2022
ee4fz38fzl9a6xl95a5emh8xy Verified Purchase
5.0
July 24, 2022
akstkgv4ct6i0q0enehcawbii Verified Purchase
MCB
5.0
April 23, 2021
Rich451 Verified Purchase

Its an MCB,don't touch the buzz bar.

4.0
March 13, 2021
Mcflip Verified Purchase
Good status indication
5.0
February 1, 2021
DIY Andrew Verified Purchase

Good status indication and good value.

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