Eaton Cutler-Hammer BJ3175 175A 3P 240V Circuit Breaker, Plug-On | AmpState

The Eaton Cutler-Hammer BJ3175 is a rugged 175 A, 3-pole, 240 V circuit breaker designed for dependable protection in panelboards, load centers, and broad electrical distribution networks. Its plug-on design enables rapid, secure installation, making it an excellent choice for retrofit work and maintenance where keeping the exact part number is important for stock and documentation.

Key advantages of the BJ3175

• Amperage and protection: Rated at 175 A to support demanding circuits in commercial and light industrial environments.
• Three-pole, 240 V operation: Provides comprehensive multi-pole protection and reliable performance across three-phase or multi-wire setups.
• Plug-on design: Quick, tool-free installation into compatible Eaton Cutler-Hammer panels reduces downtime during upgrades or replacements.
• Part-number consistency: Ideal for retrofit projects where preserving the original part number simplifies ordering, maintenance logs, and replacements.
• Trusted manufacturer: Backed by Eaton Cutler-Hammer’s long-standing reputation for durable electrical distribution components.
• Availability from AmpState: Ready-to-ship stock with expert assistance to verify fit and compatibility.

Ideal use scenarios:

• Retrofitting existing panelboards and load centers without altering wiring or enclosure layouts.
• Maintenance planning for facilities that rely on consistent, easily-replaced protection parts.
• Stocking essential spares in industrial environments—minimizing downtime when primary breakers require replacement.

Why this matters in real-world setups

Choosing the BJ3175 means aligning with a proven protection strategy in 240 V systems. The 3-pole design delivers balanced protection across all phases, while the plug-on form factor accelerates service workflows. If your electrical distribution relies on Eaton Cutler-Hammer panels, this breaker integrates smoothly with existing protection schemes and mounting chassis, helping you maintain system reliability without unnecessary compatibility risks.

Practical tips for installation and use

• Verify panelboard compatibility with plug-on BJ-series breakers before purchase to ensure a seamless fit.
• Keep a BJ3175 on hand as a trusted spare for rapid replacement during scheduled maintenance or unexpected outages.
• Use in a multi-pole configuration to ensure coordinated tripping in three-phase or multi-wire circuits, enhancing overall safety and protection.