Allen-Bradley 1492-CB2G150 15A 2-Pole 277 V Circuit Breaker

Introducing the Allen-Bradley 1492-CB2G150, a two-pole, 15-amp circuit breaker engineered for 277-volt commercial and industrial electrical systems. This genuine Allen-Bradley part is designed to integrate seamlessly with panels in the 1492 family, providing dependable overcurrent protection where you rely on robust, consistent performance.

With a 277 V rating, this breaker is well-suited for building distribution networks where 277 V powers lighting, fans, and select equipment. The 2-pole configuration ensures both hot legs are interrupted simultaneously, enhancing safety during maintenance or power-downs and simplifying the handling of critical loads. The 1492-CB2G150 serves as a reliable replacement for legacy panels that require this exact part number, helping you keep your electrical system running smoothly without compatibility headaches.

Key specifications

• Part Number: 1492-CB2G150
• Current rating: 15 A
• Poles: 2
• Voltage rating: 277 V

Why this model stands out

Choose this Allen-Bradley breaker when your installation demands exact matching electrical characteristics and mechanical fit. Benefits include:

• Consistent protection for 277 V circuits, ideal for commercial lighting and control panels
• Reliable, drop-in replacement that minimizes downtime and keeps existing wiring configurations intact
• Genuine Allen-Bradley precision engineering, ensuring compatibility with the 1492 family and related accessories

Practical use cases

Perfect for:

• 277 V lighting circuits in offices, retail spaces, and warehouses
• Two-pole protection for small motors or control circuits operating on 277 V
• Replacing a worn or outdated breaker in legacy panels that specify the 1492-CB2G150 part number

Installation and care tips

• Verify system voltage and power down before replacing the breaker
• Ensure you are installing the exact part number: 1492-CB2G150
• Store spare breakers in a dry, temperature-controlled area to preserve performance
• Regularly inspect adjacent components for wear to prevent future interruptions