Eaton CBB1030 Circuit Breaker, 30A, 1-Pole, 277V

When you need robust overcurrent protection for industrial electrical service, the Eaton CBB1030 Circuit Breaker delivers dependable performance for maintenance and replacement projects. Designed by a trusted manufacturer, this 30 A, 1-pole breaker is rated for 277 V, making it a precise fit for specific industrial applications that require reliable circuit protection.

• Amperage: 30 A
• Poles: 1
• Voltage rating: 277 V
• Part number: CBB1030 — use this to confirm compatibility with your application
• Intended use: industrial electrical service, maintenance, and replacement projects
• Compatibility note: Verify fit by part number and application requirements. Need help matching a part number or confirming compatibility? Message us and we'll help.

The Eaton CBB1030 is tailored for environments where dependable protection on a single hot conductor is critical. Its 1-pole design is ideal for protecting individual branch circuits, motor control circuits, or feeders that run at 277 V, allowing you to upgrade or repair without overhauling your entire panel system.

Ideal use scenarios include:

• Replacing a failed breaker in manufacturing or processing facilities that operate on 277 V
• Upgrading aging panels in industrial settings to ensure consistent circuit protection
• Adding a 277 V circuit in a control panel or equipment rack that requires a single-pole solution

Why choose this specific Eaton breaker? It’s built to integrate smoothly with Eaton panels and protective devices, offering predictable trip characteristics and a compact form factor that reduces panel crowding. By using the exact part number CBB1030, you minimize compatibility risk and streamline maintenance workflows.