General Electric | SB321RJI | Fusible Bus Plug | 30A | 240V

General Electric SB321RJI Fusible Bus Plug — a purpose-built, plug-in protective device for electrical panels, rated at 30A and 240V. This is the exact GE part you need for maintenance, retrofit, or replacement projects that require matching specifications and reliable overcurrent protection.

Designed for use where a fusible bus plug is required, the SB321RJI supports quick, accurate replacement in compatible GE panels and assemblies. Keep your distribution protection aligned with your system's ratings to minimize downtime and ensure safety.

Key benefits

• Precise electrical rating: 30A at 240V, providing targeted protection for branch circuits.
• Fusible protection helps isolate faults quickly, reducing damage and downtime in the event of an overcurrent.
• Genuine GE part with part number SB321RJI, the most reliable reference for compatibility.
• Maintenance, retrofit, and replacement ready: ideal for service work and upgrading panel protection to the correct spec.
• Clear compatibility reference: use the part number as the primary guide to fit and ratings.

Use cases and ideal applications

Best suited for commercial and light industrial electrical panels that are designed to accept fusible bus plugs with GE specifications. Typical scenarios include:

• Routine maintenance where a worn or failed bus plug needs replacement to restore protective function.
• Retrofit projects aiming to upgrade protection to a 30A, 240V fusible plug without changing the panel architecture.
• Emergency fixes to quickly restore protection while you plan a longer-term panel upgrade.
• Spare-part inventory for facilities using GE panels and compatible protection components.

Important compatibility note

Before ordering, confirm fit and ratings for your specific setup. The part number SB321RJI is the best reference for compatibility, ensuring you select the exact plug that matches your GE panel's design and protection scheme.