Allen-Bradley 1492-CB1H070 7A 1-Pole 277 V Circuit Breaker

Meet the Allen-Bradley 1492-CB1H070 7A 1-Pole 277 V Circuit Breaker—a precise, dependable protection device built for industrial and commercial panels. This single-pole breaker delivers targeted overcurrent protection for 277 V circuits, helping to keep wiring, devices, and control equipment safe from overloads.

• Current rating: 7 A
• Poles: 1
• Voltage rating: 277 V
• Part number: 1492-CB1H070
• Brand: Allen-Bradley (Rockwell Automation)

Why this 1-Pole, 7A, 277V breaker matters

In environments where 277 V power is common for lighting, controls, and small equipment, a reliable protection device is essential. The 1492-CB1H070 provides quick interruption during overloads, helping prevent insulation damage, overheating, and potential equipment downtime. As part of the Allen-Bradley lineage, it’s designed to integrate smoothly with standard panels and 1492-series components, making replacements straightforward and downtime minimal.

Ideal use cases

• Protecting 277 V lighting and control circuits in commercial spaces
• Shielding small loads in industrial control panels
• Replacement or retrofit projects where a precise 7 A, single-pole solution is required

How it differentiates from generic options

Beyond the basic specs, this breaker is a deliberate match for existing Allen-Bradley installations. Its 7 A setting is chosen for smaller loads where nuisance trips must be avoided, while still delivering reliable fault isolation. The single-pole design simplifies panel layouts and maintenance, ensuring consistent performance within standardized control environments.

Practical tips for optimal use

• Ensure the load and wiring gauge align with the 7 A rating to maximize safety and reliability.
• Keep a spare 1492-CB1H070 on hand for quick panel maintenance and minimal downtime.
• When expanding 277 V circuits, verify compatibility with existing 1492-series components to maintain system harmony.

If you’re seeking precise, dependable protection for a 277 V, 7 A load in a 1-pole configuration, the Allen-Bradley 1492-CB1H070 stands out as a focused, trustworthy choice built for durable industrial performance.