Siemens XLVB421N - 30A, 240V, 3-Phase, Fusible Bus Plug

Engineered by Siemens, the XLVB421N Fusible Bus Plug is built for dependable power distribution in demanding industrial and commercial environments. With a 30A, 240V, 3-Phase configuration, this bus plug plugs into existing infrastructure to support scalable, reliable electrical distribution across busy facilities.

• Compatibility — Specifically designed for seamless integration with busway and panelboard power distribution systems.
• Performance — 30A at 240V in a 3-Phase setup to handle medium-load industrial applications with confidence.
• Reliability — Siemens quality you can trust, with ready availability of compatible busplugs for retrofit and expansion projects.
• Specialized use — Ideal for maintenance, repair, and upgrade projects where compatible, hard-to-find busplugs are required.

Who this is for — facilities engineers, maintenance teams, and procurement professionals responsible for keeping critical processes online. If your operation relies on robust busway and panelboard power distribution and you need a reliable, compatible fusible bus plug, the XLVB421N is designed to fit your upgrade or retrofit plan.

Use cases and scenarios

• Upgrading aging distribution networks in industrial plants where a precise 3-Phase, 30A solution is needed.
• Retrofit projects that require a hard-to-find, compatible busplug to extend the life of existing busway systems.
• Maintenance cycles that demand immediate, trustworthy replacements to minimize downtime.
• Commercial facilities undergoing equipment modernization while preserving established distribution architecture.

Technical details at a glance

• Brand: Siemens
• Model: XLVB421N
• Type: Fusible Bus Plug
• Amperage: 30A
• Voltage: 240V
• Phase / Poles: 3-Phase
• Application: Busway and panelboard power distribution systems
• Typical Use: Industrial plants, commercial facilities, process equipment, retrofit projects

Choose the Siemens XLVB421N for a reliable, purpose-built solution that aligns with your existing distribution framework. Its fusible design and Siemens lineage offer a practical path to safer, more maintainable power delivery in both new installations and legacy upgrades.