ABB
- Available:
- 18 pcs.In-StockUpdated at: 06-09-2026
- Offer from:
Trusted supplier — Poland, member since 2021, 50–99 employees
Meet global industrial automation leaders at ANEXPO 2027| Learn More
Need more information?
The S203-B50 Miniature Circuit Breaker, part of the System pro M compact S200 series, is designed to provide current limiting protection. This product features two distinct tripping mechanisms: a delayed thermal mechanism for overload protection and an electromechanical mechanism for short circuit protection. It is available in different characteristics (B,C,D,K,Z), configurations (1P,1P+N,2P,3P,3P+N,4P), breaking capacities (up to 6 kA at 230/400 V AC) and rated currents (up to 63A). All MCBs in the S200 series comply with IEC/EN 60898-1, IEC/EN 60947-2, UL1077, making them suitable for residential, commercial, and industrial applications. The bottom-fitting auxiliary contact allows for space-saving installation.
ABB
ABB
ABB
Register now to explore 36 mln offers from verified suppliers worldwide.Including 18 more offers for this product.
Datasheet for ABB 2CDS253001R0505, including specifications and features.
3D CAD model and technical drawings, ready for your design software.

Get real-time analytics and market data to optimize your purchasing decisions for this component and similar products