ABB S803P-D125 high performance miniature circuit breaker with 125 A rated current, D characteristic, three poles and up to 50 kA breaking capacity for industrial circuit protection.
£433.80
The ABB S803P-D125 is a robust three-pole high performance miniature circuit breaker (MCB) designed to provide dependable protection against overloads and short circuits in demanding industrial and commercial electrical installations. As part of the trusted ABB S800P series, it delivers outstanding fault interruption capability and reliable protection for high-current applications.
Featuring a D tripping characteristic, the S803P-D125 is specifically suited to circuits with high inrush currents, including motors, transformers and industrial machinery. Its thermal-magnetic protection ensures rapid fault clearance while maintaining reliable operation under normal load conditions.
With a 125 A rated current, three-pole configuration and an ultimate short-circuit breaking capacity of up to 50 kA, the ABB S803P-D125 is ideal for industrial switchboards, machinery, OEM equipment and heavy-duty power distribution systems requiring dependable circuit protection.
The ABB S803P-D125 continuously monitors circuit current and disconnects the supply when overload or short-circuit conditions occur. Its D characteristic allows higher temporary inrush currents during equipment start-up while maintaining dependable fault protection.
Designed for industrial power distribution, motor protection and OEM machinery, the S803P-D125 combines high interrupting capacity with compact dimensions, making it an excellent choice for demanding electrical installations where reliability and safety are essential.
| Current | 125 A |
|---|---|
| Phase | Three Phase |
| Manufacturer | ABB |
| Series | S800P High Performance MCB |
| Model | S803P-D125 |
| Product ID | 2CCG001246R0001 |
| EAN | 7612271517151 |
| Product type | High Performance Miniature Circuit Breaker |
| Rated current | 125 A |
| Number of poles | 3 |
| Tripping characteristic | D Curve |
| Rated operational voltage | 690 V AC / 375 V DC |
| Rated insulation voltage (Ui) | 690 V |
| Rated impulse withstand voltage (Uimp) | 6 kV |
| Ultimate short-circuit breaking capacity | 50 kA at 240/415 V AC |
| Rated short-circuit capacity | 15 kA at 230/400 V AC |
| Protection rating | IP20 |
| Mounting type | DIN rail |
| Standards | IEC/EN 60947-2 |
| Dimensions (H × W × D) | Approx. 95 × 88 × 82.5 mm |
| Weight | Approx. 0.765 kg |
The S803P-D125 protects industrial electrical circuits against overloads and short circuits, particularly where high inrush current loads are present.
The ABB S803P-D125 has a rated current of 125 A.
The D characteristic is designed for circuits supplying equipment with high starting currents, such as motors, transformers and industrial machinery.
The ABB S803P-D125 features a 3-pole configuration for three-phase electrical systems.
The breaker is designed for standard DIN rail mounting within industrial switchboards and electrical distribution panels.
ABB S800P High Performance miniature circuit breakers are trusted worldwide by electrical engineers, panel builders and industrial maintenance teams for delivering exceptional circuit protection, high fault interruption capability and long-term 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...