Square D | PBLH36250 | Bus Plug | 250A | 4-Pole | 600V

Unlock seamless power distribution upgrades with the Square D PBLH36250 Bus Plug. This 250A, 4-Pole, 600V bus plug is built to integrate cleanly into your existing Square D busway systems, delivering dependable electrical connections when it matters most—during maintenance, retrofit, or replacement projects.

Why this bus plug stands out: the PBLH36250 is specifically matched to Square D's bus plug and busway ecosystem, ensuring compatibility and steady performance under load. When you swap in this plug, you minimize downtime and preserve the integrity of your distribution network.

Key Specifications

• Amperage: 250A
• Poles: 4-Pole
• Voltage: 600V
• Part number: PBLH36250

Best use cases

This bus plug is ideal for maintenance tasks, retrofits to modernize existing installations, or replacements when a circuit plug in your Square D bus duct needs to be swapped out. The 4-pole configuration supports a four-wire connection setup, helping maintain balanced loads and reliable fault isolation in your distribution network.

Compatibility and installation insights

Always confirm fit and ratings before ordering. The part number PBLH36250 is the most reliable reference for compatibility with your Square D bus plug and bus duct components. If your system uses the PBLH family, this plug will align with the corresponding bus connectors and enclosure interfaces.

Practical guidance for deployment

• Identify the exact bus duct model and rating in your equipment spec sheets to ensure a clean match with 250A, 4-Pole, 600V specifications.
• Schedule preventative maintenance windows to minimize production impact during plug replacements.
• Inspect mating surfaces for cleanliness and any signs of wear before installation to ensure a solid, low-resistance connection.
• Store spare bus plugs in a dry, dust-free area and protect connectors from corrosion and impact.