General Electric | SB345JK6G | Fusible Bus Plug | 450A | 3-Pole | 600V

The General Electric SB345JK6G Fusible Bus Plug is a robust, high-current protection component engineered for maintenance, retrofit, and replacement in compatible GE switchgear and busbar assemblies. With a 450A rating, 3-pole configuration, and a 600V maximum, this bus plug is built to support demanding industrial power delivery while maintaining precise protective coordination.

Key Specifications

• Amperage: 450 A
• Poles: 3-Pole
• Voltage: 600 V
• Part Number: SB345JK6G
• Notes: Confirm fit and ratings before ordering. Part number is the best reference for compatibility.

What this fusible bus plug does

The SB345JK6G serves as a protective link within multi-phase power distribution, allowing fast isolation and safe fault response. Designed for easy replacement, it enables quick maintenance or retrofit for aging systems, helping to preserve protective coordination and reduce downtime during service windows.

Ideal use scenarios

• Maintenance and servicing of GE switchgear that accommodates fusible bus plugs
• Retrofits to upgrade protection in existing distribution setups without a full equipment overhaul
• Replacement parts to minimize production downtime when a bus plug is worn or compromised
• Stocking as a ready spare for critical manufacturing lines, data centers, or utilities
• Applications in power networks up to 600V with high-current demands

Installation and compatibility tips

Before ordering, verify that the SB345JK6G matches your equipment’s bus configuration and GE family designation. This 3-pole, 450A, 600V device is intended for compatible GE gear and should be installed by a qualified electrician following your equipment manual. Rely on the part number SB345JK6G as the definitive reference to ensure exact fit and reliable operation.

Why choose General Electric for this application

GE’s engineering pedigree delivers a fusible bus plug with a precise, dependable fit for compatible systems. The SB345JK6G is purpose-built to support preventative maintenance and timely replacements, helping facilities maintain continuous power delivery and minimize unplanned downtime with a trusted, OEM-refined component.