Square D PFA34100G - 100A, 480V, 3-Phase, Breaker Bus Plug

Square D PFA34100G Breaker Bus Plug delivers dependable 100A, 480V, 3-Phase power for demanding industrial and commercial power distribution. Designed to integrate with busway and panelboard systems, this bus plug is built for reliable service in tough environments. Ideal for maintenance, repair, and upgrade projects where compatible, hard-to-find busplugs are required, it supports process equipment, retrofit initiatives, and facilities that rely on Square D infrastructure.

Key benefits

• Precise 100A, 480V, 3-Phase rating ensures compatible operation with standard industrial power distribution without undersizing or oversizing the circuit.
• Designed for seamless integration with busway and panelboard power distribution systems, simplifying replacements in existing installations.
• Asset for retrofit and maintenance teams looking to source a compatible bus plug when stock is limited.
• Rugged construction suited for continuous operation in commercial or industrial settings.

Ideal use cases

• Industrial plants requiring reliable 3-Phase power distribution
• Commercial facilities with heavy equipment and process lines
• Retrofit projects needing a compatible 100A, 480V bus plug to update or expand power distribution

Specifications at a glance

• Brand: Square D
• Model: PFA34100G
• Type: Breaker Bus Plug
• Amperage: 100A
• Voltage: 480V
• Phase: 3-Phase
• Application: Busway and panelboard power distribution systems

Practical considerations

Before purchase, confirm your system is configured for a 100A, 480V, 3‑Phase setup and that the bus plug is compatible with your existing busway or panelboard model. This Square D component is intended for professional installation within power distribution infrastructure, so plan for proper electrical safety practices and any downtime required during retrofit work.