XLVB421N | Fusible Bus Plug | 30A | 240V | 200kA

The XLVB421N Fusible Bus Plug is an industrial-grade solution designed for maintenance, retrofit, and replacement projects where exact electrical specifications matter. When a fused, plug-in protection point is required in power distribution hardware, this 30A, 240V unit delivers reliable performance with clear compatibility expectations.

Key specifications

• Amperage: 30A
• Voltage: 240V
• Interrupting rating: 200kA

Compatibility note: Confirm fit and ratings before ordering. The part number XLVB421N is the best reference for ensuring compatibility with your panel, bus system, or protection scheme.

Why this fusible bus plug stands out

• Exact-match identification: Designed for applications that demand precise specifications, reducing guesswork during maintenance or upgrades.
• Robust fault tolerance: With a 200kA interrupting capacity, it’s prepared to safely clear fault conditions in demanding industrial environments.
• Efficient maintenance and retrofitting: Ideal for replacing older components or upgrading protection points without overhauling entire panels.
• Clear lifecycle fit: The XLVB421N part reference helps technicians verify compatibility quickly, minimizing downtime andasmay prevent mis-orders.

Ideal uses and practical scenarios

• Maintenance outages: Deploy this bus plug to replace aging or failed protective elements without lengthy disassembly.
• Retrofits and panel upgrades: Use where a 30A, 240V fused protection point is required to support updated circuits or expanded capacity.
• Spare part for critical systems: Keep on hand as a ready-to-install component to reduce downtime during servicing.
• Replacement in compatible protection schemes: Ensures continuity of safety and protection characteristics in existing infrastructure.

Installation and handling tips

• Verify that your panel or distribution system is designed for 30A at 240V and supports a fusible bus plug with a 200kA rating before installation.
• Power down equipment and follow standard lockout/tagout procedures prior to replacement or retrofit.
• Consult the equipment’s documentation to confirm the exact fitment reference using XLVB421N as the primary compatibility indicator.
• Handle with clean, dry hands and store spare units in a protected environment to avoid contact damage to terminals.