Square D PQ-3210 - 100A, 3-Phase, Fusible Bus Plug

Square D PQ-3210 – 100A, 3-Phase Fusible Bus Plug is your strategic upgrade for dependable power distribution in demanding industrial and commercial environments. Engineered to drop into busway and panelboard systems, this fusible bus plug integrates protective elements directly in the circuit path for quick isolation and robust fault containment.

Key strengths that set the PQ-3210 apart:

• 100 Amp, 3-Phase configuration supports substantial loads typical of motors, conveyors, and processing equipment
• Fusible protection integrated into the plug simplifies wiring and provides a clear, replaceable protective device path
• Designed for compatibility with Square D busway and panelboard power distribution systems, easing retrofits and new installations
• Compact, rugged construction suitable for industrial plants and commercial facilities where reliability matters
• Specifically valuable for maintenance, repair, and upgrade projects requiring compatible, hard-to-find busplugs

Practical applications and use cases:

• Preventive maintenance: swap in a ready-to-install bus plug to isolate sections without disturbing the entire distribution network
• Retrofits and capacity upgrades: extend or modernize existing busway/panelboard setups with an authentic Square D solution
• New builds or expansions: integrate into existing power layouts to maintain consistent protection and performance

Product details at a glance:

• Brand: Square D
• Model: PQ-3210
• Type: Fusible Bus Plug
• Amperage: 100A
• Phase/ Poles: 3-Phase
• Applications: Busway and panelboard power distribution systems
• Typical uses: Industrial plants, commercial facilities, process equipment, retrofit projects

With this PQ-3210, you’re choosing a dependable, hard-to-find component that keeps critical power feeding equipment protected while simplifying maintenance workflows and retrofit timelines.