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ABB S202M-K4 MCB – S200M – 2P – K – 4A
ABB S202M-K4 2-pole 4A K characteristic miniature circuit breaker from the System pro M compact S200M range with 10 kA breaking capacity for industrial circuit protection.
£50.76
Why Choose the ABB S202M-K4 Miniature Circuit Breaker?
The ABB S202M-K4 is a premium 2-pole miniature circuit breaker (MCB) engineered to provide reliable protection against overloads and short circuits in industrial, commercial and automation applications. As part of the trusted ABB System pro M compact S200M series, it delivers excellent current limiting performance, robust construction and dependable operation for demanding electrical installations.
Featuring a K characteristic trip curve, the S202M-K4 is particularly suitable for circuits with higher inrush currents, including motors, transformers, contactors and other inductive loads. Its dual tripping mechanism combines thermal overload protection with fast electromechanical short circuit protection to maximise equipment safety and system reliability.
With a rated current of 4 A, a 2-pole configuration and a 10 kA breaking capacity, the ABB S202M-K4 is ideal for protecting industrial control panels, machinery, automation equipment and electrical distribution systems where reliable circuit protection is essential.
Key Advantages
- Compact 2-pole miniature circuit breaker for industrial circuit protection.
- 4 A rated current suitable for low current power and control circuits.
- K characteristic trip curve designed for inductive loads with higher inrush currents.
- 10 kA breaking capacity for dependable short circuit protection.
- Thermal overload and electromechanical short circuit protection.
- Compatible with ABB System pro M compact accessories.
Key Features
- ABB System pro M compact S200M series.
- 2-pole (2P) configuration.
- 4 A rated current.
- K trip characteristic.
- 10 kA rated breaking capacity at 230/400 V AC.
- Current limiting class 3.
- DIN rail mounting.
- Suitable for residential, commercial and industrial applications.
Reliable Protection for Industrial Electrical Systems
The ABB S202M-K4 automatically disconnects electrical circuits when overload or short circuit conditions occur, helping protect wiring, equipment and connected machinery from damage. Its K characteristic permits temporary inrush currents while maintaining dependable protection against genuine electrical faults.
The compact modular design allows straightforward DIN rail installation inside distribution boards, machinery control panels and industrial automation cabinets. The ABB S200M range is widely specified by panel builders and electrical engineers who require dependable, standards-compliant circuit protection.
Typical Applications
- Industrial control panels.
- Motor control circuits.
- Transformer protection.
- Automation systems.
- OEM machinery.
- Commercial electrical distribution boards.
Technical Specifications
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| Current | 4 A | |
|---|---|---|
| Phase | Single Phase | |
| Poles | 2-pole | |
| Device Type | MCB | |
| Trip Curve | K curve | |
| Breaking Capacity | 10 kA | |
| Manufacturer | ABB | |
| Series | System pro M compact S200M | |
| Model | S202M-K4 | |
| Manufacturer Part Number | 2CDS272001R0337 | |
| EAN | 4016779600620 | |
| Product type | Miniature Circuit Breaker (MCB) | |
| Rated current | 4 A | |
| Number of poles | 2 | |
| Trip characteristic | K | |
| Rated operational voltage | 230/400 V AC | |
| Rated insulation voltage | 440 V | |
| Rated impulse withstand voltage | 4 kV | |
| Frequency | 50 / 60 Hz | |
| Breaking capacity | 10 kA (IEC/EN 60898-1) | |
| Current limiting class | 3 | |
| Protection rating | IP20 | |
| Mounting type | DIN rail | |
| Dimensions (H × W × D) | 88 × 35 × 69 mm | |
| Weight | Approx. 0.25 kg | |
| Standards | IEC/EN 60898-1, IEC/EN 60947-2 | |
| HS Code | 85362010 | |
| Country of Manufacture | Germany |
Frequently Asked Questions
What is the ABB S202M-K4 used for?
The ABB S202M-K4 protects electrical circuits against overloads and short circuits in industrial, commercial and automation applications.
What does the K trip characteristic mean?
The K characteristic is intended for circuits with higher inrush currents, making it suitable for motors, transformers, contactors and other inductive loads.
What is the rated current of this circuit breaker?
The ABB S202M-K4 has a rated current of 4 A.
How many poles does the S202M-K4 have?
This model features a 2-pole configuration.
Where is this MCB typically installed?
The S202M-K4 is designed for DIN rail mounting inside electrical distribution boards, machinery control panels and industrial cabinets.
Trusted by Electrical Professionals Worldwide
ABB System pro M compact S200M miniature circuit breakers are trusted worldwide by electricians, machine builders and panel manufacturers for dependable circuit protection, excellent build quality and long service life.
