Allen-Bradley 1492-CB1H100 10A 1-Pole 277 V Circuit Breaker

The Allen-Bradley 1492-CB1H100 is a purpose-built 10-amp, 1-pole circuit breaker designed to safeguard 277 V circuits with confident, reliable performance. Built for practical commercial and light industrial applications, this unit provides targeted protection for a single live conductor in your distribution setup. Key specifications

• Part Number: 1492-CB1H100
• Current rating: 10 A
• Poles: 1
• Voltage rating: 277 V

Why this model stands out

• Exact fit for 277 V circuits: Tailored to protect lighting runs and control circuits commonly found in commercial spaces, ensuring reliable performance where 277 V is the norm.
• Single-pole clarity: With a 1-pole design, it protects a single live conductor, simplifying installation in panels that require precise, branch-circuit protection.
• Brand reliability: An Allen-Bradley component built to integrate with existing electrical panels and infrastructure, offering consistency with other equipment in your system.

Ideal use cases

• Branch circuits in office buildings, retail centers, and warehouses that run on 277 V power.
• Lighting control circuits and simple automation panels where a compact, single-pole protector is appropriate.
• Replacement or upgrade scenarios in panels designed for the 1492-series family of breakers, ensuring compatibility and straightforward swaps.

Practical guidance for use

• Confirm that your distribution panel supports 277 V circuits and single-pole protection before installation.
• Match the 10 A rating to the expected load of the circuit to prevent nuisance trips while maintaining safety.
• Store and handle the breaker with care to preserve its mechanical integrity and reliable trip performance when reinstalled.

Performance and value This 1492-CB1H100 brings focused, dependable circuit protection to environments where 277 V runs are standard. Its precise specifications—10 A, 1 pole, 277 V—give you a straightforward, reliable solution that aligns with established electrical practices for commercial power distribution. If you’re upgrading or stocking a panel that uses the Allen-Bradley 1492-series format, this model offers a precise, compatible choice that helps maintain system protection without unnecessary complexity.