NEF431070 | Circuit Breaker | 70A | 3-Pole | 480V | Bolt-On

The NEF431070 Circuit Breaker is the dependable 70A, 3-pole solution you need for protecting 480V, three-phase electrical systems in demanding industrial environments. Built for maintenance, retrofit, and replacement projects, this bolt-on unit delivers precise coordination, reliable trip performance, and durable construction that keeps critical equipment running smoothly.

Key specifications

• Amperage: 70 A
• Poles: 3-Pole
• Voltage: 480 V
• Mounting: Bolt-On

Why this bolt-on breaker stands out

• Secure bolt-on mounting provides a solid, vibration-resistant connection in busy industrial panels, minimizing looseness and improving long-term reliability.
• Three-phase protection ensures all phases trip together, safeguarding motors, drives, and feeders from uneven load conditions and potential damage.
• Retrofit-friendly design is ideal for updating aging panels or replacing missing or worn units, with exact specifications that align to existing installations.
• Clear compatibility reference relies on the part number NEF431070 as the most reliable guide for matching your equipment catalog, service manuals, and panel catalogs.

Ideal use scenarios

• Maintenance and service replacements in 480V, three-phase networks where a precise spec match is required.
• Retrofits to upgrade protection in manufacturing lines, conveyors, pumps, and large motors that operate on 480V systems.
• Panel modernization projects where a robust bolt-on disconnect and protection device is needed to minimize downtime and ensure dependable operation.
• New installations in industrial facilities that demand a rugged, field-serviceable circuit breaker with straightforward installation.

Installation and compatibility tips

Before placing an order, confirm the fit and rating align with your panel’s specifications and bus configuration. Use the NEF431070 part number as your primary reference when cross-checking against manuals, schematics, and installation guides to ensure a seamless replacement or retrofit.

What you gain with NEF431070

• Reliable protection for critical 480V, three-phase loads with a durable, bolt-on design.
• Faster, safer serviceability thanks to straightforward mounting and clear specification alignment.
• Long-term uptime and predictable performance in demanding industrial settings, backed by a proven, field-ready form factor.