NFJ434150 | Circuit Breaker | 150A | 3-Pole | 480V

Designed for demanding industrial electrical environments, the NFJ434150 Circuit Breaker delivers dependable overcurrent protection for 480V three-phase systems. With a 150A rating and a rugged 3-pole design, it safeguards feeders, motors, and critical distribution equipment, helping minimize downtime and equipment damage on busy manufacturing floors, data centers with robust power needs, and large facility electrical rooms.

Specifications at a glance

• Amperage: 150A
• Poles: 3-Pole
• Voltage: 480V

Why this model stands out

• Exact compatibility reference — Use the part number NFJ434150 as the primary reference to ensure your breaker matches your panel or distribution equipment precisely.
• Clear fit-and-rating guidance — Before ordering, confirm the fit and ratings to avoid mismatches in a live electrical system.
• Ideal for 3-phase, 480V applications — The three-pole design is purpose-built for 3-phase networks, simplifying wiring and protection in industrial power layouts.
• Maintenance, retrofit, and replacement ready — A practical choice for service teams and facility managers who need a reliable, readily sourced part to refresh aging panels or support upgrade projects.

Use cases and practical scenarios

• Maintenance programs for large facilities that rely on stable 3-phase power distribution.
• Retrofits or upgrades in aging electrical rooms where 480V circuits provide motor and equipment feed.
• Replacement of failed or out-of-spec breakers in industrial panels, ensuring continued protection and minimal downtime.

Who this is ideal for

• Electrical contractors and in-house maintenance teams handling industrial power systems.
• Facilities managers overseeing 3-phase, 480V distributions in manufacturing, processing, or data-center environments.

In short, the NFJ434150 is not just a breaker with 150A capacity and 3-pole configuration—it's a precise, reliable solution designed to fit your 480V, 3-phase installations with clarity and confidence. Remember to verify fit and ratings against your panel’s specifications, and reference the NFJ434150 part number as your best compatibility guide.