Westinghouse 3P/3W - 400A, 600V, 3-Pole, Breaker Bus Plug

The Westinghouse 3P/3W Breaker Bus Plug is a rugged, ready-to-install solution for reliable power distribution in demanding industrial and commercial environments. Designed as model 3P/3W, this 400A, 600V bus plug sits seamlessly in busway and panelboard systems, helping you keep critical processes running with minimal downtime.

Overview

Engineered by Westinghouse, the breaker bus plug is built to withstand the rigors of busy facilities—whether you’re expanding an aging installation, retrofitting existing gear, or stocking spare parts for maintenance workflows. Its three-pole configuration delivers solid current handling across demanding duty cycles, making it a trusted component for professional electrical distribution.

Key specifications at a glance

• Brand: Westinghouse
• Model: 3P/3W
• Type: Breaker Bus Plug
• Amperage: 400A
• Voltage Rating: 600V
• Phase / Poles: 3-Pole

Ideal applications & use cases

• Busway and panelboard power distribution systems in industrial plants and commercial facilities
• Upgrade projects where a compatible, hard-to-find bus plug is required
• Retrofit installations that demand proven, dependable components to extend equipment life
• Process equipment setups needing a robust, scalable distribution point

Why this Westinghouse bus plug stands out

• Hard-to-find compatibility: Specifically suited for maintenance, repair, and upgrade initiatives where standard parts aren’t readily available.
• Reliable, heavy-duty design: Built to handle 400A at 600V across a 3-pole configuration, supporting steady performance in busy facilities.
• Seamless integration: Compatible with common busway and panelboard architectures, reducing integration risk during upgrades.
• Lifecycle readiness: A practical solution for facility managers looking to consolidate spare parts inventories with trusted, long‑standing brand components.

Practical tips and considerations

When planning a retrofit or maintenance project, verify the system’s current rating and voltage alignment with the 3P/3W bus plug to ensure safe, compliant operation. The Westinghouse 3P/3W model is particularly well-suited for facilities where downtime is costly and reliability is paramount. Keep a compatible spare on hand to minimize disruption during planned upkeep or unexpected outages.

What to expect during installation and operation

With a straightforward integration path into existing busway or panelboard setups, this bus plug supports efficient field retrofits. Once installed, it provides a dependable interface for downstream equipment and ensures consistent distribution across your critical circuits. This makes it an excellent choice for industrial environments, commercial service areas, and retrofit projects where durable, compatible bus plugs are essential.