Eaton | ND3800T77W | Circuit Breaker | 800A | 3-Pole | 600V

Engineered by Eaton for reliability in demanding electrical environments, the ND3800T77W circuit breaker delivers robust three‑phase protection with a high current rating. This 800 A, 3‑pole unit is purposefully designed for maintenance, retrofit, and replacement projects where exact specifications and seamless panel integration matter.

Key Specifications

• Amperage: 800 A
• Poles: 3‑Pole
• Voltage: 600 V
• Reference: ND3800T77W — use the exact part number to ensure compatibility

Why this Eaton breaker stands out

Designed for high‑demand, three‑phase systems, this breaker provides precise current protection for large feeders and motor circuits. Its 600 V rating makes it suitable for a wide range of industrial applications, while the 3‑pole configuration simplifies wiring and coordination in your panel. By choosing the ND3800T77W, you’re selecting a component engineered for dependable performance, easy integration, and long service life within Eaton‑compatible assemblies.

Ideal use cases

• Maintenance and retrofit projects where exact specifications are required
• Replacement of aging or failed breakers in Eaton‑compatible panels
• High‑current, three‑phase feeders in manufacturing, processing, and large‑equipment installations

Practical guidance for installation and ordering

Before ordering, confirm fit and ratings using the exact part number. The ND3800T77W should match your panel model and electrical requirements to avoid compatibility issues. When planning installation, consider coordination with adjacent protective devices and ensure wiring practices comply with your facility’s electrical standards. Keep a spare in your maintenance stock for rapid restores and minimal downtime.