General Electric | SL415SFL | Fusible Bus Plug | 400A | 4-Pole | 600V

Power systems demand protection you can trust. The General Electric SL415SFL Fusible Bus Plug is engineered to integrate seamlessly into GE switchgear and distribution panels, delivering reliable overcurrent protection for demanding industrial environments. With a 400A rating, a four-pole configuration, and a robust 600V insulation capability, this bus plug is designed for retrofit, maintenance, and replacement projects where exact specs matter.

What makes the SL415SFL unique

Unlike generic protective components, the SL415SFL is a GE original part that matches the geometry, terminals, and current path of compatible GE assemblies. Its fusible design provides a predictable, fast-acting interruption during faults, helping to minimize system damage and downtime. The 4-pole arrangement ensures even current sharing across multiple bus bars, reducing hotspotting and prolonging equipment life.

Key specifications

• Amperage: 400 A
• Pole count: 4-Pole
• Voltage rating: 600 V
• Part number: SL415SFL

Ideal applications

Use this fusible bus plug for maintenance, retrofit, and replacement scenarios in GE equipment where exact specifications are required. It’s particularly well-suited for upgrading older switchgear assemblies to current GE protection standards, replacing failed bus plugs, or stocking spares for critical facilities that cannot tolerate extended outage windows.

Fitment and compatibility considerations

Confirmation of fitment and ratings is essential before ordering. The SL415SFL is the best reference for compatibility with GE bus plug assemblies that use the same 4-pole configuration and 600V rating. If you’re upgrading or retrofitting, compare your equipment’s bus plug footprint and current path to ensure a seamless match. When in doubt, rely on the part number SL415SFL as your primary compatibility check, and cross-check with your equipment’s maintenance manuals or GE service literature.

Installation and safety

Installing a fusible bus plug requires specialized knowledge of high-current electrical systems. Engage a qualified electrician or licensed technician. Before any work, de-energize the equipment, lockout/tagout the panel, and follow all applicable electrical codes and GE installation guidelines. Handle the component with care to preserve terminal integrity and prevent contamination that could affect contact resistance and fault interruption performance.

Performance you can count on

With GE’s manufacturing rigor, the SL415SFL provides consistent interrupting capability and reliable operation in routine maintenance cycles and fault conditions. The 400A rating and 600V insulation class are built to withstand the demands of modern industrial power distribution, reducing nuisance trips and improving system availability. Its robust construction helps minimize wear from thermal cycling and arcing, supporting longer service life in demanding environments.

Why choose this GE fusible bus plug over alternatives

When you select a fusible bus plug, compatibility and performance are as important as protection. The SL415SFL’s 4-pole arrangement aligns with multi-branch bus interfaces, delivering balanced load distribution and easier fault isolation. Being an official GE part, it integrates more predictably with GE switchgear, ensuring that protective coordination, trip curves, and maintenance procedures remain consistent with your existing infrastructure.

Ready to protect your power distribution with a proven, GE-manufactured solution? Verify the exact part number—SL415SFL—and proceed with a purchase that aligns with your 600V system requirements and 400A current path.