Allen-Bradley 1492-SPM1C050 Circuit Breaker, 5A, 1-Pole, 277V

Meet the Allen-Bradley 1492-SPM1C050 circuit breaker — a rugged, single-pole protection device built for industrial electrical service, maintenance, and replacement projects. With a precise 5 A rating and a 277 V AC operating voltage, this breaker guards essential circuits without unnecessary interruptions, keeping equipment and personnel safe in demanding environments.

• Manufacturer: Allen-Bradley
• Part number: 1492-SPM1C050
• Product type: Circuit Breaker
• Amperage rating: 5 A
• Poles: 1
• Voltage: 277 V AC

Why this model stands out

• Exact-fit replacement: The 1492-SPM1C050 is the specific part you’ll need to match your existing panel or system. Use the part number to confirm compatibility for your application.
• Single-pole protection: Targets a single circuit, helping keep panel space and wiring clean while delivering reliable overcurrent protection.
• Industrial-grade reliability: Trusted Allen-Bradley engineering designed to withstand the rigors of industrial environments.
• 277V compatibility: Suited for commercial and industrial power distributions that rely on 277 V AC, providing appropriate protection for this voltage class.
• Low-load circuit protection: With a 5 A rating, it’s ideal for safeguarding small control circuits, instrumentation lines, and other modest-load branches.

Ideal use cases

• Maintenance and replacement projects in facilities with 277 V electrical infrastructure.
• Protection for low-load control circuits and instrumentation lines within industrial equipment.
• Retrofits where exact part-number matching ensures seamless panel integration and code compliance.

How to verify compatibility

Notes indicate you should verify fit by part number and application requirements. If you’re unsure about compatibility, message us and we’ll help confirm whether 1492-SPM1C050 is the right part for your panel or device.