Square D | PBLXI36400 | Bus Plug | 400A | 3-Pole | 600V

Square D PBLXI36400 Bus Plug is a 400A, 3-pole, 600V plug engineered for maintenance, retrofit, and replacement tasks in compatible Square D switchgear and bus assemblies. The part number PBLXI36400 is the best reference for compatibility, and you should confirm fit and ratings prior to ordering.

Key specifications

• Amperage: 400A
• Poles: 3-Pole
• Voltage: 600V
• Part number: PBLXI36400

Why this Square D bus plug stands out

• Designed to integrate with Square D bus assemblies for a secure, low-resistance connection in high-current electrical distributions.
• Ideal for scheduled maintenance where a quick swap minimizes plant downtime without compromising safety.
• Perfect for retrofit projects that require exact 400A, 3-pole, 600V specifications to modernize existing equipment.
• Replacement-friendly: use this plug to restore service to damaged or degraded bus plug components while preserving original system design.

Practical use scenarios

Industrial facilities with three-phase power distribution can leverage the PBLXI36400 during panel servicing, equipment upgrades, or when refreshing worn bus plugs. Its 400A capacity handles typical mid-size switchgear demands, while the 3-pole configuration supports standard three-phase systems at 600V.

Installation and safety notes

Before ordering, double-check fit and ratings against your equipment data. Installations should follow all applicable safety procedures and lockout/tagout practices, and power must be isolated during work. Rely on the part number PBLXI36400 as the definitive reference for compatibility.