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Contactum MCB 16A 6kA SP B Curve

4.8 (12 reviews)
SKU: 260223155521207 EAN: 5056199090860

Compare 2 prices for Contactum MCB 16A 6kA SP B Curve — from £1.00 to £2.49 across 2 UK sellers including Toolstation, Screwfix. Save up to £1.49 (60%).

£1.00 9h ago
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Compare Prices from 2 Sellers

Prices updated 19 Apr 2026
2
Screwfix
£2.49 +£1.49
15h
#2 Screwfix
15h ago
£2.49 +£1.49
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This Contactum MCB offers a 16A current rating with a B Curve tripping characteristic, making it perfectly suited for domestic lighting and power circuits. It provides a 6kA breaking capacity to ensure safety during significant electrical faults. Designed for easy installation, this single-pole device is compatible with Contactum consumer units and mounts securely on standard DIN rails.
Application Electrical Wiring, Power Protection
Box Shape Rectangular
Brand Contactum
Breaking Capacity 6kA
Colour White/Grey
Control Style Toggle/Switch
Country/Region of Manufacture Unknown
Current Rating 16 A
Current Type AC
Features Overload Protection, Short Circuit Protection, DIN Rail Mount
Finish Matte
Fuse Type Miniature Circuit Breaker (MCB)
Interruption Type Thermal-Magnetic
Material Thermoplastic
Maximum Amperage 16 A
Model Defender
Module Width 18mm
Mounting Style DIN Rail Mounting
MPN B1606SP
Number of Gangs 1
Number of Outlets Not Applicable
Number of Poles 1
Number of Ports Not Applicable
Number of Switches 1
Number of Throws 1
Operation Method Toggle Switch
Plug Type Not Applicable
Port Type Terminal
Smart Home Compatibility Not Compatible
Smart Home Protocol Not Applicable
Suitable For Contactum Consumer Units, Domestic Installations
Tripping Curve B Curve
Type MCB
Unit Quantity 1
Unit Type Unit
Voltage 230 V
16A Current Rating
B Curve tripping characteristic
6kA Breaking Capacity
Single Pole (1P) configuration
DIN Rail mountable
1 x Contactum 16A 6kA SP B Curve MCB

Customer Reviews 12

4.8
12 reviews
5 star
11
4 star
0
3 star
1
2 star
0
1 star
0
Not as photo
3.0
September 26, 2025
Leasty Verified Purchase

Correct specification and fitting but not as shown in photo. The ones supplied have the switch part above the indicator and text, not below. Means they do not line up with the existing breakers.

Good value product well made
5.0
December 4, 2024
Gary F Verified Purchase

Excellent product and very good priced best in the area

Perfect
5.0
April 25, 2024
Deanols71 Verified Purchase

Exact item needed and fitted perfectly with no problems so far

It's a breaker
5.0
July 21, 2022
BrinV6 Verified Purchase

Well believe it or not but when installed correctly, these work wonderfully well, and since this one has been installed by a professional electrician, it's working great.
.......So far....

5.0
May 18, 2022
Terry the spark Verified Purchase
5.0
March 7, 2022
Bearwood Electrical Servi Verified Purchase
Easily found
5.0
May 18, 2021
JIMjoDa Verified Purchase

Struggled to find contactum mcb through any other outlets as i already have contactum consumer unit so wanted the same mcb's to fit board

Nice MCB’s
5.0
May 9, 2021
Rohann Verified Purchase

Good MCB I like the colour coding for the different amperage.

Easy to fit breakers.
5.0
February 11, 2021
Justold Verified Purchase

Purchased the breakers to fit into a Contactum board.

Good Value MCB
5.0
August 3, 2020
Gary East Devon Verified Purchase

Excellent product and great value for money. Bought to upgrade a 6A fuse in a Volex board. Concerned that the unit may not fit or look odd next to the existing 16A fuse, however, the body is very similar and fitted well. No trips or false alarms yet. Would certainly recommend

Useful and cheap
5.0
May 12, 2020
sparkie D Verified Purchase

I bought this to go into an Axiom box. Although it sits on the same rail, etc, the terminal height isn't quite the same as the Axiom breakers. To make a stress-free reliable fit I had to swap the breakers around and form a kink in the live bar. It's a good result but added to the time. On reflection I should have bought the same make for compatibility even that cost a couple of pounds more.

5 Stars
5.0
February 13, 2020
Andy 14 Verified Purchase

Great value +++++++++++++++

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