Westinghouse 1531181-B - 40A, 240V, 3-Pole, Breaker Bus Plug

Powerful, dependable, and purpose-built for busway and panelboard power distribution systems, the Westinghouse 1531181-B Breaker Bus Plug is designed to keep demanding facilities running smoothly. Rated at 40A and 240V, this 3-pole configuration delivers solid three-phase distribution for process lines, machinery, and critical loads.

Why this bus plug stands apart

What sets the 1531181-B apart is its targeted compatibility with Westinghouse busway and panelboard ecosystems, making it a practical, hard-to-find replacement for maintenance, repair, and upgrade projects. When you need a plug that fits your existing hardware without modification, this unit is built to plug in with confidence.

Key benefits

• Three-pole, 40A, 240V specification delivers reliable three-phase power to overhead busways and panelboards, supporting common industrial loads and plant equipment.
• Compatible, hard-to-find design fills a niche in retrofit and service projects where generic bus plugs won’t fit.
• Streamlined maintenance and upgrades minimizes downtime by providing a straightforward plug-in solution for aging or upgraded electrical distributions.
• Industrial application-ready suited for factories, commercial facilities, and process equipment environments where robust power distribution matters.

Ideal use scenarios

• Retrofit projects upgrading to current 3-phase distribution without changing panels
• Maintenance or replacement of worn or incompatible bus plugs in existing systems
• New installations in facilities that rely on busway and panelboard power distribution

Product specifications

• Brand: Westinghouse
• Model: 1531181-B
• Type: Breaker Bus Plug
• Amperage: 40A
• Voltage Rating: 240V
• Phase / Poles: 3-Pole
• Application: Busway and panelboard power distribution systems

Installation and safety notes

Installations should be performed by a qualified electrician in accordance with applicable electrical codes and safety practices. Confirm compatibility with your specific Westinghouse busway or panelboard configuration before procurement. This bus plug is intended for maintenance, repair, and upgrade projects that require a compatible, hard-to-find solution.