Square D PKC34125G - 125A, 480V, 3-Pole, Bus Plug

The Square D PKC34125G bus plug is a rugged, industrial-grade 125A, 480V, 3‑pole connector designed to anchor power distribution in demanding environments. Built to integrate with busway and panelboard systems, it enables fast, reliable expansion, maintenance, and upgrades without sacrificing safety or performance.

What it is

Bus plugs like PKC34125G are removable connections that plug into bus bars within a busway or panelboard, providing a secure, compliant point to draw power from the distribution system. This model is purpose-built for 125A service at 480V and 3‑pole configurations, ensuring consistent phase balance and fault tolerance in 3‑phase networks.

Key specifications

• Brand: Square D
• Model: PKC34125G
• Type: Bus Plug
• Amperage: 125A
• Voltage Rating: 480V
• Phase / Poles: 3-Pole
• Applications: Busway and panelboard power distribution systems
• Typical Use: Industrial plants, commercial facilities, process equipment, retrofit projects

Why this bus plug stands out

• Hard-to-find, compatible replacement: Ideal for maintenance, repair, and upgrade projects where an exact fit is critical to keep your distribution system secure and compliant.
• Retrofit ready: Designed to slot into existing busway/panelboard configurations, reducing downtime and avoiding rework.
• Long-term reliability: Built to endure the demands of busy facilities, with consistent electrical contact and robust conductors for 3‑phase power.

Use cases and practical scenarios

In an industrial plant retrofit, you might replace a missing or damaged bus plug to restore a 480V 3‑phase feed to a process line. In a commercial facility, PKC34125G can serve as a dependable plug-in tap for modular distribution sections, enabling quick reconfiguration as equipment footprints evolve. For service and maintenance teams, carrying a PKC34125G spare minimizes downtime during panelboard updates or busway expansions.

Installation and compatibility tips

Verify your system matches the PKC34125G specifications before ordering: 480V, 3‑phase, 125A, busway/panelboard interface. While scheduling maintenance, plan for a brief shutoff window to safely mate the plug with the bus bars, check contact surfaces for cleanliness, and follow your facility's electrical safety protocols. Keep this model on hand as a reliable, compatible option when upgrading or refurbishing distribution infrastructure.