ABB 20A 3-Pole Type C MCB, 277V AC, DIN Rail
ABB S203-C20 20A 3-pole MCB protects circuits from overload & short circuits. DIN rail-mounted, 277V AC, IEC/EN certified.
The ABB S203-C20 Miniature Circuit Breaker (MCB) is an essential component from ABB's System pro M compact S200 series, designed to ensure consistent and reliable protection of electrical circuits. This 20A rated, 3-pole MCB safeguards cables and lines from overload and short circuits, offering robust performance for residential, commercial, and industrial applications.
Its patented connection terminal features a pressure plate for simple and safe wiring, ensuring secure contacting. For enhanced convenience, the connection opening for cables is positioned above the phase rail opening, improving visibility during installation.
Key Features:
- Automatic reset after tripping via manual lever—no tools required.
- Individual pole protection: In case of a fault, all poles disconnect for safety.
- Consistent selectivity and tripping characteristics for long-term reliability.
- 50% space-saving option with a bottom-fitting auxiliary contact.
- Compliant with IEC/EN 60898-1, IEC/EN 60947-2, UL1077, ensuring global suitability.
Each unit undergoes three intensive quality tests before delivery, guaranteeing high performance. The broad range of accessories simplifies installation and customization, making the S203-C20 a versatile and dependable choice for critical infrastructure like office complexes, airports, solar parks, and high-speed trains.
- Residential electrical systems
- Commercial buildings
- Industrial power distribution
- Office complexes
- Current Rating: 20A
- No. of Poles: 3 Pole
- Voltage Rating VAC: 277V
- Circuit Breaker Mounting: DIN Rail
- Standards: IEC/EN 60898-1, IEC/EN 60947-2, UL1077
- Special Feature: Patented pressure-plate terminal
- Special Feature: All-pole tripping
- Special Feature: Bottom-fit auxiliary contact compatibility
Always follow local regulations and product guidance.
Free standard delivery on US mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For defective items, contact us within 14 days for a replacement or refund.
View Full Delivery & Returns PolicySecure Transactions
We take the utmost care with your payment and personal details. Our website uses advanced encryption technology, including Secure Sockets Layer (SSL), to protect your information during transmission. You can verify a secure connection by looking for 'https' and a locked padlock in your browser.
Cookie Policy
Cookies enhance your shopping experience by keeping track of your cart and remembering you when you return. We also use banner advertising based on your browsing history to present products of potential interest.
Security Warning
Beware of phishing scams! We will never ask for personal details via email. If such information is required, we'll ask you to contact us by phone. If you receive an email requesting sensitive information, do not respond and let us know immediately.
