Square D PFA34100N - 100A, 480V, 3-Phase, Bus Plug

Engineered for rugged reliability in industrial and commercial environments, the Square D PFA34100N Bus Plug delivers decisive power distribution for demanding busway and panelboard systems. With a 100A rating and 480V 3-phase configuration, this bus plug is designed to plug into compatible busways, enabling fast upgrades, straightforward maintenance, and scalable power delivery with minimal downtime.

Key details

• Brand: Square D
• Model: PFA34100N
• Type: Bus Plug
• Amperage: 100A
• Voltage: 480V
• Phase / Poles: 3-Phase
• Applications: Busway and panelboard power distribution systems
• Typical Use: Industrial plants, commercial facilities, process equipment, retrofit projects

Why it matters for your power system

In retrofit and expansion scenarios, compatibility and quick integration are everything. The PFA34100N is a purpose-built solution for hard-to-find busplugs, reducing downtime and ensuring your existing busway or panelboard continues to deliver reliable 3-phase power. By coupling seamlessly with Square D distribution hardware, this bus plug helps you maintain consistent electrical performance across evolving facilities.

Ideal applications and use cases

• Industrial plants needing dependable, scalable 3‑phase power distribution
• Commercial facilities undergoing equipment upgrades or capacity expansions
• Retrofit projects where matching, compatible bus plugs are essential
• Maintenance tasks that require a precise, compatible replacement to minimize downtime

Practical advantages at a glance

• Direct compatibility: Fits into compatible busway and panelboard systems to streamline installation
• Reliability: Built for demanding environments, supporting continuous operation in industrial settings
• Downtime reduction: Quick plug-in design facilitates faster upgrades and simpler replacements
• Focused use: Specifically selected for projects where compatible busplugs are critical for performance and safety

Installation and safety notes

Compatibility with your busway or panelboard is essential. Verify the PFA34100N’s ratings align with your system requirements and abide by all applicable electrical codes. Installation should be performed by a qualified electrician, following standard safety practices for live electrical work and proper de-energizing procedures during replacement or upgrades.

What you get

One Square D PFA34100N Bus Plug, designed for 100A, 480V, and 3-Phase applications within busway and panelboard power distribution networks.