Allen-Bradley 1492-CB1G030 3A 1-Pole 480 V Circuit Breaker

Meet the Allen-Bradley 1492-CB1G030—a purpose-built circuit breaker designed to protect 480 V circuits with a precise 3 A rating. This 1-Pole (single-pole) device is ideal for compact protection in industrial control panels, MCCs, and equipment that rely on reliable overcurrent protection for small loads. When you need dependable performance from a trusted name in automation, the 1492-CB1G030 delivers.

Why this matters: the 1492-CB1G030 fits standard Allen-Bradley panel configurations and wires cleanly into 1-pole slots, providing straightforward protection for low‑current control circuits and auxiliary loads in demanding environments. With a 480 V rating, it’s suited for higher voltage applications where space is at a premium but reliability isn’t optional.

Key specifications

• Part Number: 1492-CB1G030
• Current Rating: 3 A
• Poles: 1
• Voltage Rating: 480 V
• Compatibility: Allen-Bradley 1492 family ecosystem

Ideal for

Maintenance technicians, panel builders, and OEMs designing 480 V equipment who need precise, replaceable protection for small-load circuits. The 1492-CB1G030 is well-suited for control circuits, pilot lines, solenoids, relays, and other auxiliary loads in industrial settings where space and reliability matter.

Practical applications and scenarios

• Protecting a 480 V control circuit that drives a small motor starter or solenoid
• Serving as a dedicated feeder breaker for a compact subpanel in an industrial cabinet
• Replacement part in legacy installations that utilize the 1492-CB1G030 family

Tips for installation and handling

Verify compatibility with your panel’s slot configuration and ensure the circuit’s voltage and current requirements align with the 1492-CB1G030’s specifications. When ordering replacements, use the exact part number to avoid mismatches. Store spare units in a dry, clean environment to maintain optimal performance.