Siemens RV465 - 400A, 3-Phase, Fusible Bus Plug

Meet the Siemens RV465 Fusible Bus Plug—the rugged, reliable solution for distributing power in demanding industrial and commercial environments. Built to handle sizable loads, this 400A, 3-phase unit offers robust protection and straightforward integration with existing busway and panelboard systems, keeping critical equipment powered and protected.

Why the RV465 matters in your facility

In high-demand facilities, uninterrupted power and fast fault isolation are essential. The RV465 provides fusible protection, enabling quick disconnection during faults while supporting smooth operation during normal service. Its 3‑phase configuration is ideal for balanced, heavy-duty equipment, motors, and process lines that demand consistent voltage delivery and dependable switching behavior.

Key benefits

• 400A capacity with 3‑phase alignment to support large machines, conveyors, presses, and manufacturing lines.
• Fusible protection for reliable fault isolation and controlled de-energization, reducing downtime and equipment stress.
• Direct compatibility with busway and panelboard systems, enabling seamless retrofits and upgrades without reinventing your power distribution.
• Industrial-grade reliability designed to withstand demanding environments, temperature variations, and continuous operation.
• Hard-to-find, maintenance-friendly design—this model is particularly well-suited for upgrades, repairs, and replacements where compatible busplugs are scarce.

Ideal use cases

• Industrial plants requiring scalable, dependable power distribution for heavy machinery and process equipment.
• Commercial facilities that rely on robust busway or panelboard configurations for critical systems.
• retrofit projects where existing infrastructure needs a compatible, readily available fusible bus plug to maintain or expand capacity.
• Maintenance and upgrade work where precise amperage and phase configuration matter for safety and performance.

Specifications at a glance

• Brand: Siemens
• Model: RV465
• Type: Fusible Bus Plug
• Amperage: 400A
• Phase / Poles: 3-Phase
• Application: Busway and panelboard power distribution systems

Practical considerations and tips

When planning a retrofit or upgrade, verify compatibility with your existing busway layout and panelboard ratings. The RV465 is designed to slot into compatible configurations where fast, reliable fusible protection is required, helping you maintain uptime and protect sensitive equipment. For maintenance projects, this unit provides a dependable path to restore or expand power distribution without a full system overhaul.