Eaton BRH3100 - 100 A, 240 V, 3-Pole Plug-In Circuit Breaker | AmpState

Meet the Eaton BRH3100 — a 100 A, 240 V, 3-pole plug-in molded case circuit breaker designed for dependable branch circuit protection in panelboards and load centers. This rugged MCCB is built to handle everyday electrical demands while delivering precise trip performance when it matters most, keeping systems safe and compliant.

Key advantages that set the BRH3100 apart:

• Fast plug-in connection for quick installation and effortless replacement in existing Eaton panelboards or compatible OEM load centers, minimizing downtime during upgrades or maintenance.
• Thermal-magnetic trip unit provides stable, repeatable protection across temperature variations and during short-circuit events, reducing nuisance trips and enhancing reliability.
• 3-pole, 240 V design delivers balanced protection for multi-wire circuits and supports coordinated shutdown in both three-phase and single-phase configurations when paired with compatible equipment.
• Plug-in mounting ensures a secure, field-ready fit with matching OEM panel components, simplifying installation and maintenance workflows.
• Versatile applications suitable for residential, commercial, and light industrial environments where robust branch-circuit protection is essential.

Technical specifications

• Manufacturer: Eaton
• Part number: BRH3100
• Type: Thermal-magnetic molded case circuit breaker (MCCB)
• Amperage rating: 100 A
• Voltage rating: 240 V
• Number of poles: 3
• Mounting style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases and practical advantages

This plug-in MCCB excels in panelboards and load centers where rapid replacement and reliable protection are priorities. Use it to:

• Upgrade aging panels in homes or small offices to modern overcurrent protection with minimal downtime.
• Equip commercial spaces with resilient protection for lighting, receptacle, and small equipment circuits.
• Install in light industrial subpanels where dependable trip performance and quick service are critical.

Why choose the BRH3100? It combines a streamlined plug-in experience with a proven thermal-magnetic protection scheme. The result is predictable trip behavior, fewer interruptions from nuisance trips, and straightforward compatibility within Eaton’s panel and load-center ecosystem. If you’re outfitting a new or existing electrical system that demands reliable, easy-to-service protection at 100 A and 240 V, the BRH3100 is purpose-built to deliver.

Installation and maintenance tip: when swapping or upgrading, rely on the plug-in design for a clean, quick replacement without rewiring. Always follow local codes and the panelboard manufacturer’s guidelines to ensure proper bus stab alignment and secure mounting.