Meet the ABB S203M-B16 pro M compact circuit breaker — a 3-pole, B-type MCB built for reliable overcurrent protection in commercial and industrial electrical panels. With a 16 A rating and a 10 kA short-circuit breaking capacity, it delivers dependable protection in demanding installations.

Key Features & Design

• Configuration: 3-pole design for three-phase protection
• Nominal rating: B-characteristic, 16 A (B16A)
• Breaking capacity: 10 kA (Icn)
• Series: pro M compact — space-saving, robust design
• Part number: 2CDS273001R0165

Performance / Benefits

This ABB circuit breaker delivers reliable short-circuit and overload protection, helping prevent equipment damage and downtime. The 3-pole configuration ensures synchronized protection across all phases of a three-phase system, while the B-type curve provides predictable trip behavior for general-purpose circuits. Its compact design simplifies panel wiring and replacement in existing ABB installations, making maintenance and upgrades straightforward. Suitable for a wide range of applications where dependable protection and easy installation matter.