NEF433015 | Circuit Breaker | 15A | 3-Pole | 480V

Meet the NEF433015, a purpose-built industrial circuit breaker designed to safeguard three-phase 480V systems with a precise 15A rating. Perfect for maintenance, retrofit projects, or replacement in demanding electrical environments, this unit helps keep critical processes online with dependable protection across all phases.

Why choose NEF433015? This 3-pole breaker is engineered for compatibility within industrial panels and systems that run on 480V three-phase power. Its 15A capacity makes it suitable for protecting motor feeders, control circuits, and other evenly-loaded loads without nuisance trips, while its three-pole configuration ensures simultaneous interruption on each phase for robust, balanced protection.

Key specifications at a glance

• Amperage: 15A
• Poles: 3-Pole
• Voltage: 480V
• Reference: Part number NEF433015

Ideal use cases

• Maintenance replacements in three-phase electrical panels and motor control centers
• Retrofit projects where existing equipment requires the same 15A, 3-pole, 480V specifications
• Protection for feeders and line circuits in manufacturing lines and industrial facilities

What makes this unit stand out

Specificity matters in industrial ecosystems. The NEF433015 is presented as a clear, compatible choice for applications requiring exact match to three-phase 480V infrastructure. Its 15A rating aligns with typical motor and drive protection scenarios, helping to prevent overloading while maintaining responsive fault isolation. By using the exact part number as your compatibility reference, you reduce the guesswork and streamline sourcing for service, upgrades, or panel refurbishment.

Practical considerations for procurement and installation

• Always confirm fit and ratings against your equipment datasheet before ordering. The part number NEF433015 is the most reliable reference for compatibility.
• Ensure your panel, enclosure, and bus configuration support a 3-pole, 480V protective device.
• Plan for secure mounting and proper wiring to maintain the integrity of three-phase protection and minimize downtime during replacement.

Maintenance and reliability tips

Periodically verify continuity and trip functionality in a controlled environment. When replacing an old unit, label and document the exact circuit it protects to simplify future servicing and to maintain your electrical system’s protective coordination.