General Electric | DE421 | Fusible Bus Plug | 30A | 4-Pole | 240V

Meet the General Electric DE421 Fusible Bus Plug — a purpose-built, OEM-grade component designed for reliable protection in 240V electrical bus systems. With a 30A rating and a 4-pole configuration, this bus plug is crafted for maintenance, retrofit, and replacement projects where exact specifications matter.

Key specifications

• Amperage: 30A
• Poles: 4-Pole
• Voltage: 240V

Ideal use cases

• Maintenance and service: replace worn or damaged bus plugs to restore protection and performance
• Retrofit projects: upgrade older gear to meet current protection standards
• Replacement in compatible GE switchgear: maintain system integrity with an exact part match

Why this DE421 stands out

• Authentic General Electric engineering ensures alignment with GE bus assemblies and plug-in interfaces
• Compact 4-pole design delivers reliable, balanced protection across all phases in 240V systems
• Clear part reference: DE421 is the best compatibility reference for matching fittings and ratings

Important compatibility notes

Confirm fit and ratings before ordering. The part number is the best reference for compatibility. Ensure your system requires 30A, 4-Pole, 240V configuration to avoid mismatches and downtime.

Practical tips for a smooth installation

• Prepare your workspace and power down the panel before substitution to ensure safe handling
• Verify the new DE421 matches the exact amperage, pole count, and voltage specified for your gear
• Keep an inventory of GE DE421 parts for planned maintenance and rapid replacements