General Electric | SL421RGR | Fusible Bus Plug | 30A | 240V

Meet the General Electric SL421RGR Fusible Bus Plug — a purpose-built, OEM-grade component designed for dependable protection in electrical distribution systems. This 30A, 240V fusible bus plug is the right choice for maintenance, retrofit, and replacement projects where precise specs and reliable performance matter.

Key specifications

• Amperage: 30A
• Voltage: 240V
• Type: Fusible bus plug
• Part reference: SL421RGR

Why choose the SL421RGR

As an authentic GE part, the SL421RGR delivers exact fit and electrical characteristics that align with your existing panel and protection scheme. The fusible design provides intentional protection for feeders and downstream circuits, helping you minimize downtime during overload events and maintain system integrity. Its OEM reliability supports straightforward installation and long-term operation, making it a practical choice for professionals who value precision and consistency.

Compatibility and ordering tips

Before purchasing, confirm fit and ratings align with your panel’s specifications. The part number SL421RGR is the best reference for compatibility, reducing the risk of mismatch in panel type or bus arrangement. If you’re reviewing documentation or records, use SL421RGR as the anchor to verify the correct mating interface and fuse type for your specific GE system.

Use cases

• Maintenance: Replace aging or worn bus plugs to restore protective performance.
• Retrofit: Upgrade protection in existing panels with a compatible fusible bus plug.
• Replacement: Keep a reliable spare on hand to minimize equipment downtime.