ABB S281-K16W 16A 1-Pole Circuit Breaker

Protect one branch of your electrical system with the ABB S281-K16W 16A 1-Pole Circuit Breaker. Built for reliability in residential and light commercial panels, this compact, easy-to-install device delivers clear, predictable interruption when overloads or faults occur, helping to safeguard wiring and connected equipment.

Key details

• Current rating: 16 A
• Pole configuration: 1-Pole
• Part number: S281-K16W

What makes it stand out

Designed for consistent performance in ABB installations, the S281-K16W offers straightforward single-pole protection for a single hot conductor. Its precise trip characteristics help ensure quick, clean isolation of a fault, reducing the risk of damage to cables and devices and minimizing unnecessary interruptions to other circuits in the panel.

Ideal use cases

• Residential electrical panels protecting lighting and general-purpose outlet circuits at a 16 amp rating
• Compact panels in homes, small offices, workshops, or retail spaces needing reliable circuit protection
• Replacement or upgrade in ABB-compatible panels that require the S281-K16W form factor

Installation and compatibility tips

Verify that your panel accepts a 1-pole, 16 A breaker with part number S281-K16W. For safe, code-compliant installation, ensure proper seating in the busbar and secure wiring according to local electrical regulations. If uncertain, consult a licensed electrician.

Label the protected circuit clearly to maintain organized, safe electrical infrastructure. The ABB S281-K16W delivers dependable protection and a straightforward replacement path for compatible panels.