General Electric | SB44ED4 | Bus Plug | 40A | 3-Pole | 480V

General Electric SB44ED4 Bus Plug is a purpose-built component designed for 480V, three-phase electrical systems. Rated for 40A across 3 poles, it provides a reliable, safe point for maintenance, retrofit, and replacement tasks within GE bus plug assemblies.

• Amperage: 40A
• Poles: 3-Pole
• Voltage: 480V
• Part number: SB44ED4
• Brand: General Electric

Important fit notes: Confirm fit and ratings before ordering. The part number SB44ED4 is the best reference for compatibility with your existing GE bus plug setup.

Ideal use cases for the SB44ED4 include:

• Maintenance outages and safe isolation of bus sections in 480V systems
• Retrofit projects upgrading control panels or bus plug configurations
• Replacement of worn or obsolete bus plug components to restore reliability

Why choose this GE bus plug vs generic alternatives? This is a genuine General Electric component designed to align with your current GE infrastructure, reducing compatibility risk and ensuring proper electrical interface, polarity, and mounting fit for a 3-pole, 480V application.

What you can expect in practice:

• Fewer surprises during maintenance thanks to exact nominal ratings and proven GE compatibility
• Faster, safer disconnections and re-energization in 480V three-phase environments
• Better service life when used as an OEM replacement part in the appropriate GE system

Practical tips:

• Verify the device markings match 40A, 3-Pole, 480V and that they align with your panel or bus plug assembly before installation.
• Only qualified personnel should perform installation in accordance with applicable electrical codes and safety standards.
• Store and handle the bus plug in its original packaging until ready to install to protect contact surfaces.