General Electric | SB465NI | Fusible Bus Plug | 400A | 600V

General Electric SB465NI Fusible Bus Plug is a purpose-built solution for reliable protection and controlled de-energization in distribution gear. Rated for 400A at 600V, it's designed for maintenance outages, retrofit projects, and replacement scenarios where exact matching specs matter.

Key specifications

• Amperage: 400 A
• Voltage: 600 V
• Part number: SB465NI
• Applications: maintenance, retrofit, and replacement when matching GE specs are required

Why this matters

In electrical distribution, the fusible bus plug serves as a controlled point of isolation for feeders. The SB465NI provides a robust, drop-in fit for compatible GE switchgear, helping you minimize downtime and maintain critical operations during service windows. Its design aligns with GE bus plug interfaces, delivering predictable performance when you need to interrupt or restore service.

Use cases

• Maintenance outages on GE switchgear requiring a precise 400 A, 600 V fusible plug
• Retrofits that upgrade or replace aging components while preserving existing gear architecture
• End-of-life replacements to restore reliable protection and consistent operation

Compatibility and ordering notes

Before ordering, confirm fit and ratings for your equipment. The part number SB465NI is the best reference for compatibility, ensuring you match the exact bus plug style and mounting interface present in your gear.

Practical guidance and handling

• Inspect the mounting interface and connector sizing to ensure a seamless fit with your GE distribution hardware
• Follow proper safety procedures (lockout/tagout, PPE) when performing maintenance or replacements
• Keep a spare SB465NI on hand to reduce downtime during planned maintenance or unexpected outages