ABB S203P-C25 three pole 25 A C curve miniature circuit breaker from the System pro M compact S200P range with 25 kA breaking capacity for commercial and industrial electrical protection.
The ABB S203P-C25 is a premium three-pole miniature circuit breaker (MCB) from the ABB System pro M compact S200P series, engineered to provide dependable protection against overloads and short circuits in demanding commercial and industrial electrical installations. With its high 25 kA breaking capacity, it is suitable for installations where elevated fault levels require enhanced circuit protection.
Designed to meet international standards, the S203P-C25 combines thermal overload protection with an electromechanical short-circuit tripping mechanism to deliver reliable operation and long service life. Its compact DIN rail mounted design allows straightforward installation within distribution boards and control panels while maintaining compatibility with a wide range of ABB accessories.
Featuring a 25 A rated current, C curve tripping characteristic and three-pole configuration, this miniature circuit breaker is ideal for protecting three-phase circuits supplying motors, machinery, industrial equipment and power distribution systems.
The ABB S203P-C25 protects electrical circuits by automatically disconnecting power during overload or short-circuit conditions. Its thermal and magnetic tripping mechanisms provide fast, dependable protection, helping to minimise equipment damage and improve electrical system safety.
The S200P range is widely used by electrical contractors, panel builders and industrial maintenance engineers where high fault levels demand miniature circuit breakers with increased breaking capacity and long-term reliability.
| Current | 25 A |
|---|---|
| Phase | Three Phase |
| Manufacturer | ABB |
| Series | System pro M compact S200P |
| Model | S203P-C25 |
| Product type | Miniature circuit breaker (MCB) |
| Rated current | 25 A |
| Number of poles | 3P |
| Tripping characteristic | C |
| Rated operational voltage | 400 V AC |
| Maximum operational voltage | 440 V AC |
| Frequency | 50 / 60 Hz |
| Rated short-circuit breaking capacity | 25 kA |
| Protection rating | IP20 (IP40 when installed in an enclosure) |
| Mounting type | DIN rail |
| Dimensions (H × W × D) | 88 × 52.5 × 69 mm |
| Weight | Approx. 0.42 kg |
The S203P-C25 protects three-phase electrical circuits against overloads and short circuits in commercial and industrial installations.
This model has a 25 A rated current.
A C curve MCB is designed for circuits with moderate inrush currents, making it suitable for general power distribution, lighting and many motor applications.
The breaker offers a high 25 kA short-circuit breaking capacity, making it suitable for installations with elevated prospective fault currents.
The circuit breaker mounts directly onto a standard DIN rail within distribution boards and electrical control panels.
ABB System pro M compact S200P miniature circuit breakers are trusted by panel builders, OEMs and electrical engineers worldwide for delivering dependable protection, high fault performance and long-term operational reliability.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...