ABB S201-K10 10A 1-Pole 277 V Circuit Breaker

Protect critical 277 V circuits with confidence using the ABB S201-K10. This 1-pole circuit breaker is specifically rated for 277 V and delivers a precise 10 A current limit, making it ideal for safeguarding lighting, receptacle runs, and small equipment in commercial environments.

• Current rating: 10 A
• Poles: 1
• Voltage rating: 277 V
• Part number: S201-K10

Where it shines: in projects and facilities with 277-volt distribution—such as office complexes, retail spaces, and warehouses—this breaker protects circuits that power lighting and auxiliary equipment, helping prevent damage from overloads and short circuits.

Why choose the ABB S201-K10 over generic options? ABB’s engineering delivers dependable performance and predictable operation in standard panel configurations that accommodate 1-pole, 277 V devices. The S201-K10 is designed for straightforward installation and reliable, repeatable protection, making it a practical choice for routine maintenance and quick replacements in busy electrical rooms.

Practical tips for use and installation: verify that your panel supports 1-pole 277 V devices and that the wiring on the protected circuit matches the 277 V specification. Keep the S201-K10 handy as a stock part for circuit protection needs, and follow panel manufacturer torque and wiring guidelines during installation to maintain safety and reliability.