Allen-Bradley 140MG-I8P-D15 150A 3P 600V Circuit Breaker | AmpState

The Allen-Bradley 140MG-I8P-D15 is a 150 A, 3-pole, 600 V circuit breaker designed to protect panelboards, load centers, and electrical distribution systems with dependable, industry-standard performance. As a direct part-number match, it simplifies replacements and keeps your installations consistent with existing protection schemes.

Why this exact part matters

• Direct part-number match ensures compatibility with current installations, reducing troubleshooting time and fit issues during maintenance or upgrades.
• Three poles handle balanced 3-phase circuits, delivering reliable protection across three conductors in one compact device.
• 150 A rating provides robust circuit protection for medium to large industrial or commercial feeders and distribution segments.
• 600 V maximum rating aligns with typical facility power distribution, supporting safe operation in diverse environments.

Ideal use cases

• Maintenance teams stocking spare inventory for quick, on-site replacements in panelboards and load centers.
• Panel builders selecting exact-number replacements to maintain consistency in electrical distribution layouts.
• Field service engineers upgrading or restoring protection capabilities in existing industrial setups without compromising coordination.

Specifications at a glance

• Manufacturer: Allen-Bradley
• Part Number: 140MG-I8P-D15
• Product Type: Circuit Breaker
• Amperage: 150 A
• Poles: 3
• Voltage: 600 V

Available from AmpState. Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit. This part is a trusted, exact-match solution for maintaining reliability in your electrical distribution, ensuring you can keep critical systems protected with minimal downtime.