NFJ631175R 175A 3P 600V Circuit Breaker, Bolt-On | AmpState

Designed for everyday electrical work, the NFJ631175R bolt-on circuit breaker delivers dependable overcurrent protection for panelboards, load centers, and electrical distribution systems. Built by Brand Not Specified, this 3-pole, 175 A, 600 V device is a smart pick for maintenance teams, panel builders, and spare inventory where a direct part-number match matters. Available from AmpState, it’s ready to drop into compatible installations and keep critical power running smoothly.

Key features

• Bolt-on mounting for secure, durable installation in busy electrical environments, reducing the risk of loose connections.
• 3-pole configuration designed for 3-phase protection common in commercial and industrial panels.
• 175 A rating at 600 V capable of handling high-demand distribution without compromising safety.
• Direct part-number match simplifies sourcing, repairs, and inventory planning—especially for panel builders and service teams.
• Versatile panel compatibility suitable for panelboards, load centers, and electrical distribution equipment that accept bolt-on 3P breakers.

Key specifications

• Part Number: NFJ631175R
• Amperage: 175 A
• Poles: 3
• Voltage: 600 V
• Mounting: Bolt-On
• Product Type: Circuit Breaker
• Brand: Brand Not Specified
• Availability: AmpState

Why this breaker stands out

In demanding electrical environments, reliability and precise fit matter. The NFJ631175R is built to endure daily use in panelboards and distribution networks, delivering clean tripping performance when currents spike and ensuring minimal downtime during maintenance or upgrades. Its bolt-on design offers straightforward installation and a secure connection, while the 3P configuration aligns with typical commercial and industrial three-phase systems. For teams that value an exact part-number match, this breaker eliminates guesswork and speeds up both procurement and field service.

Use cases and ideal buyers

Perfect for:

• Maintenance teams stocking spare parts for quick outages or panel servicing
• Panel builders assembling or refurbishing 3-phase electrical systems
• Industrial or commercial facilities relying on reliable 3P, 600V protection

Whether you’re outfitting a warehouse distribution center or upgrading a line in a manufacturing plant, the NFJ631175R provides a robust, standards-aligned solution that’s easy to source from AmpState.

Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.