Square D PQ3620G - 200A, 600V, Fusible Bus Plug

Meet the Square D PQ3620G Fusible Bus Plug—the trusted 200A, 600V protection solution engineered for demanding industrial and commercial power networks. This fusible bus plug integrates with existing busway and panelboard distribution systems to deliver reliable, rapid fault isolation and dependable current control where it matters most.

Key specifications at a glance

• Brand: Square D
• Model: PQ3620G
• Type: Fusible Bus Plug
• Amperage: 200A
• Voltage Rating: 600V
• Applications: Busway and panelboard power distribution systems

Why this fusible bus plug stands out

• : The PQ3620G is purpose-built for compatibility with Square D busway and panelboard configurations, making it an ideal choice when upgrading, repairing, or retrofitting critical power feeders.
• Durable, field-proven protection: As a fusible plug, it provides clear fault isolation, helping protect downstream equipment and reducing downtime during fault events in high-demand environments.
• Industrial-grade reliability: Designed to withstand the rigors of busy facilities—industrial plants, commercial spaces, and process equipment setups—where steady power distribution is non-negotiable.

Ideal applications and use scenarios

• Maintenance campaigns for aging or hard-to-find busplugs in large facilities.
• Retrofit projects where upgrading feeders requires compatible, readily available bus plugs.
• Repairs and upgrades of busway and panelboard power distribution in processing plants and commercial environments.
• Spare-part stocking for service teams that prioritize quick replacement and minimal downtime.

Practical considerations for deployment

• Verify system compatibility with your busway/panelboard configuration to ensure seamless integration.
• Confirm the 200A current rating and 600V maximum voltage aligns with your distribution design and fault-current requirements.
• Plan for proper fuse links and protective coordination within your electrical protection scheme to maximize safety and reliability.

For facilities that demand dependable, compatible protection components, the Square D PQ3620G Fusible Bus Plug delivers a concrete, scalable solution. It’s the practical choice for maintenance, repair, and upgrade projects where finding a compatible, hard-to-find busplug matters—and it’s ready to slot into your existing busway and panelboard infrastructure to keep power flowing where you need it most.