GE SB42ED4 - 20A, 480V, Breaker Bus Plug

When your power distribution hinges on reliability, the GE SB42ED4 Breaker Bus Plug delivers precise, compatible performance for demanding environments. This 20A, 480V bus plug is purpose-built for industrial and commercial applications where dependable distribution and quick maintenance are critical.

• Brand: GE
• Model: SB42ED4
• Type: Breaker Bus Plug
• Amperage: 20A
• Voltage Rating: 480V
• Applications: Busway and panelboard power distribution systems

This listing is ideal for maintenance, repair, and upgrade projects where compatible, hard-to-find busplugs are required. For facilities teams and retrofit professionals, stocking the SB42ED4 means faster replacements, reduced downtime, and smoother transitions when upgrading or expanding existing busway or panelboard infrastructure.

Why it matters

The SB42ED4 is designed to slot into GE’s busway and panelboard ecosystems, ensuring secure connections and consistent electrical performance. Its 20A, 480V rating meets the needs of mid-range distribution circuits, making it suitable for feeders, branch connections, and process equipment interfaces in industrial plants and commercial facilities alike.

Practical use cases

• Retrofit projects where an exact GE bus plug is required to maintain system integrity and warranty coverage.
• Maintenance spares for facilities that rely on uninterrupted power to process equipment and critical systems.
• Upgrades that modify or expand power distribution without redesigning existing busway infrastructure.

With the GE SB42ED4, you’re choosing a component built to align with GE’s power distribution standards, helping you protect uptime, precision, and long-term availability of replacement parts for your busway and panelboard networks.