3P100 | Circuit Breaker | 3-Pole | 240V | Plug-In

The 3P100 is a 3-pole, 240V plug-in industrial circuit breaker designed for maintenance, retrofit, and replacement projects where exact specifications matter. Its plug-in design enables quick, tool-friendly swaps in compatible panels, reducing downtime and keeping critical equipment online.

• 3-Pole, 240V configuration matches common 3-phase industrial circuits, providing reliable protection across all three phases.
• Plug-In installation offers faster field replacements and simpler retrofits compared with bolt-on alternatives, helping technicians save time during service windows.
• Part-number-driven compatibility— use 3P100 as the primary reference to ensure exact compatibility with your panel and system requirements.
• Maintenance-ready and retrofit-friendly— ideal for updating aging electrical gear or replacing worn breakers in existing installations.

Ideal use cases

• Replacing worn or failed breakers in 3-phase 240V industrial panels
• Retrofit projects where panel compatibility hinges on a plug-in 3P100 reference
• Maintenance shutdowns where minimizing downtime is essential

Compatibility and buying guidance

Before ordering, verify that the 3P100 plug-in breaker matches your panel’s fit and ratings. The part number is the best reference for compatibility, ensuring you get the correct trip characteristics and mounting style for your system.

Practical tips for installation and use

• Have the panel model and existing breaker type on hand to confirm a seamless swap-in experience.
• Inspect the enclosure and bus bar connections during replacement to prevent poor contacts and ensure reliable operation.
• Store a spare plug-in breaker of the same rating on-site for quicker future service and reduced downtime.