Miniature Circuit Breakers (MCB)
968 parts 2 sub-families 7 series
Miniature circuit breakers (MCB) from ABB, Schneider Electric and Siemens protect final circuits and distribution boards against overload and short circuit. The range runs from under 1 A up to 125 A in 1, 2, 3 and 4 poles, with more than 900 products. Stoklink ships worldwide from Turkey and quotes panel-builder volumes on request.
2 sub-families of Miniature Circuit Breakers (MCB)
A9F74320 IC60N Schneider Electric
Schneider Electric · iC60N 3P 20A Miniature Circuit Breaker Schneider ElectricEZ9F34110 Easy9 MCB Schneider Electric
Schneider Electric · Easy9 MCB 1P 10A 4500A Miniature Circuit Breaker Schneider ElectricEZ9F57106 Easy9 Pro MCB Schneider Electric
Schneider Electric · Easy9 Pro MCB 1P 6A 6kA Miniature Circuit Breaker Schneider Electric2CDS274001R0024 S204M-C2 ABB
ABB · S204M-C2 4P 2A 10kA C-Curve Miniature Circuit Breaker ABBEZ9F27116 Easy9 Pro MCB Schneider Electric
Schneider Electric · Easy9 Pro 1P 16A 6kA Miniature Circuit Breaker (MCB) Schneider Electric2CDS273001R0164 S203M-C16 ABB
ABB · S203M-C16 3P 16A 10kA C-Curve Miniature Circuit Breaker ABB2CDS251001R0824 S201-C100 ABB
ABB · S201-C100 1P 100A 10kA Curve-C Miniature Circuit Breaker ABBA9N61532 C60H-DC Schneider Electric
Schneider Electric · C60H-DC 2P 20A Miniature Circuit Breaker DC Schneider Electric2CDS271001R0205 S201M-B20 ABB
ABB · S201M-B20 1P 20A 10kA B-Curve Miniature Circuit Breaker ABB2CDS271001R0204 S201M-C20 ABB
ABB · S201M-C20 1P 20A 10kA C-Curve 230/400V AC Miniature Circuit Breaker ABB2CDS251001R0804 S201-C80 ABB
ABB · S201-C80 1P 80A 10kA C-Curve Miniature Circuit Breaker ABB2CDS272001R0044 S202M-C4 ABB
ABB · S202M-C4 2P 4A 10kA C-Curve Miniature Circuit Breaker ABB2CDS252001R0024 S202-C2 ABB
ABB · S202-C2 2P 2A 6kA C-Curve DIN Rail Miniature Circuit Breaker ABB2CDS271001R0105 S201M-B10 ABB
ABB · S201M-B10 1P 10A 10kA B-Curve 230/400V Miniature Circuit Breaker MCB ABB2CDS254001R0634 S204-C63 ABB
ABB · S204-C63 4P 63A 6kA Curve-C 230/400V AC DIN-Rail Miniature Circuit Breaker ABB2CDS272061R0404 S202M-C40UC ABB
ABB · S202M-C40UC 2P 40A 10kA C-Curve Miniature Circuit Breaker MCB ABBA9F74450 iC60N Schneider Electric
Schneider Electric · iC60N 4P 50A Miniature Circuit Breaker Acti 9 DIN Rail MCB Schneider Electric2CDS271001R0165 S201M-B16 ABB
ABB · S201M-B16 1P 16A 10kA B-Curve Miniature Circuit Breaker ABB2CDS254001R0824 S204-C100 ABB
ABB · S204-C100 4P 100A 6kA Curve-C DIN Rail Miniature Circuit Breaker ABBA9F73102 iC60N Schneider Electric
Schneider Electric · iC60N 1P 2A 6kA Miniature Circuit Breaker Schneider ElectricA9F84425 iC60H Schneider Electric
Schneider Electric · iC60H 4P 25A Miniature Circuit Breaker Schneider Electric2CDS251001R0044 S201-C4 ABB
ABB · S201-C4 1P 4A 6kA C-Curve DIN-Rail Miniature Circuit Breaker ABBA9N18358 C120N Schneider Electric
Schneider Electric · C120N 1P 100A Miniature Circuit Breaker Schneider Electric2CDS252001R0204 S202-C20 ABB
ABB · S202-C20 2P 20A 6kA C-Curve DIN Rail Miniature Circuit Breaker ABB2CDS251001R0204 S201-C20 ABB
ABB · S201-C20 1P 20A 6kA C-Curve DIN-Rail Miniature Circuit Breaker ABB2CDS273001R0404 S203M-C40 ABB
ABB · S203M-C40 3P 40A 10kA C-Curve 230/400V AC Miniature Circuit Breaker ABBA9F84450 iC60H Schneider Electric
Schneider Electric · iC60H 4P 50A Miniature Circuit Breaker DIN Rail MCB Schneider Electric2CSF204001R3950 F204 AC-125/0.3 ABB
ABB · F204 AC-125/0.3 4P 125A 300mA 10kA Residual Current Circuit Breaker ABB2CDS253001R0504 S203-C50 ABB
ABB · S203-C50 3P 50A 6kA C-Curve 230/400V AC DIN-Rail Miniature Circuit Breaker ABB2CDS252001R0014 S202-C1 ABB
ABB · S202-C1 2P 1A 6kA Curve-C DIN-Rail Miniature Circuit Breaker ABB2CDS251001R0254 S201-C25 ABB
ABB · S201-C25 1P 25A 6kA C-Curve Miniature Circuit Breaker ABB2CDS213001R0254 SH203-C25 ABB
ABB · SH203-C25 3P 25A 6kA C-Curve 230/400V AC Miniature Circuit Breaker ABB2CDS254001R0164 S204-C16 ABB
ABB · S204-C16 4P 16A 6kA Curve-C DIN-Rail Miniature Circuit Breaker ABBEZ9F59332 Easy9 Pro MCB Schneider Electric
Schneider Electric · Easy9 Pro MCB 3P 32A 10kA Miniature Circuit Breaker Schneider Electric2CDS251001R0065 S201-B6 ABB
ABB · S201-B6 1P 6A 6kA B-Curve DIN Rail Miniature Circuit Breaker ABB2CDS272061R0254 S202M-C25UC ABB
ABB · S202M-C25UC 2P 25A 10kA System Pro M Miniature Circuit Breaker ABBEZ9F57110 Easy9 Pro MCB Schneider Electric
Schneider Electric · Easy9 Pro 1P 10A 6kA Miniature Circuit Breaker (MCB) Schneider Electric2CDS273001R0104 S203M-C10 ABB
ABB · S203M-C10 3P 10A 10kA C-Curve Miniature Circuit Breaker ABBA9F84110 iC60H Schneider Electric
Schneider Electric · iC60H 1P 10A Miniature Circuit Breaker Schneider Electric5SY5116-7 5SY5 Siemens
Siemens · 5SY5 1P 16A 10kA 400V C-Curve Miniature Circuit Breaker Siemens2CDS251001R0104 S201-C10 ABB
ABB · S201-C10 1P 10A 6kA C-Curve Miniature Circuit Breaker ABBA9F74332 IC60N Schneider Electric
Schneider Electric · iC60N 3P 32A Miniature Circuit Breaker DIN Rail MCB Schneider ElectricA9N61531 C60H-DC Schneider Electric
Schneider Electric · C60H-DC 2P 16A Miniature Circuit Breaker Schneider ElectricA9F74250 IC60N Schneider Electric
Schneider Electric · iC60N 2P 50A Miniature Circuit Breaker DIN Rail MCB Schneider ElectricA9F74203 IC60N Schneider Electric
Schneider Electric · iC60N 2P 3A Miniature Circuit Breaker Schneider Electric2CDS272001R0254 S202M-C25 ABB
ABB · S202M-C25 2P 25A 10kA C-Curve 230/400V AC Miniature Circuit Breaker ABBA9F84463 iC60H Schneider Electric
Schneider Electric · iC60H 4P 63A Miniature Circuit Breaker Acti9 DIN Rail MCB Schneider ElectricCan't find the part you need?
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Miniature Circuit Breakers (MCB) buying guide
What's in this range
- ABB System pro M compact S200 MCBs – ABB's main MCB family.
- ABB SH200 MCBs – 6 kA series, including 3P+N versions.
- ABB Basic M MCBs – 3 kA entry-level breakers.
- Schneider Acti9 iC60 MCBs – iC60N and iC60H breakers.
- Schneider Easy9 MCBs – Easy9 and Easy9 Pro for standard installations.
- Siemens 5SL MCBs – 5SL3, 5SL4 and 5SL6 breakers up to 63 A.
- Siemens 5SY MCBs – 10 kA breakers in 1 and 2 poles.
- DC & Photovoltaic MCBs – 1500 V DC breakers for PV.
- MCB Accessories & Auxiliaries – auxiliary contacts and shunt trips.
How to choose
- Rated current: size to the cable and the load, not above the cable rating.
- Trip curve: B for long cables, C for general use, D for high inrush loads.
- Breaking capacity: 3 kA, 4.5 kA, 6 kA or 10 kA, at or above the prospective short-circuit current.
- Poles: 1P to 4P according to the supply system. Standard: IEC 60898-1.
Miniature Circuit Breakers (MCB) questions
What does the C in a C32 MCB mean?
C is the trip curve. The magnetic release trips between 5 and 10 times the rated current, which suits general loads. 32 is the rated current in amperes.
Can an MCB from one brand sit on another brand's busbar?
DIN-rail mounting is common, but busbars and accessories are brand-specific. Check compatibility before mixing.
Do you supply MCBs in bulk?
Stoklink ships worldwide from Turkey on EXW terms. Lead time depends on distributor stock, so request a quote with your part numbers and quantities.