Square D | PTMA36300GCLH | Bus Plug | 300A | 3-Pole | 600V

Introducing the Square D PTMA36300GCLH Bus Plug—a purpose-built solution for high-current power distribution within Square D equipment. Rated at 300A, this 3-Pole, 600V bus plug is engineered for maintenance, retrofit, and replacement tasks where exact specifications matter.

Key compatibility and reference

The part number PTMA36300GCLH is the authoritative reference for compatibility. Always confirm fit and ratings against your panel or switchgear before ordering to ensure seamless integration.

Key specifications

• Amperage: 300A
• Poles: 3-Pole (three-phase)
• Voltage: 600V
• Part number: PTMA36300GCLH
• Applications: maintenance, retrofit, and replacement

Why this bus plug stands out

Designed specifically for Square D systems, this bus plug delivers a precise fit and secure electrical contact that generic replacements can’t guarantee. The 3-pole configuration supports balanced three-phase circuits, and the 300A rating ensures it can carry substantial continuous current with dependable performance in demanding environments.

Ideal use cases

• Maintenance projects where a precise bus plug is required to restore or extend the life of Square D switchgear.
• Retrofits to upgrade existing equipment and accommodate updated wiring schemes or panel configurations.
• Replacement of worn or obsolete bus plugs in 300A, 600V systems to minimize downtime and keep critical loads online.

Practical considerations and tips

• Always verify fit and ratings using the part number PTMA36300GCLH as the primary reference.
• Confirm compatibility with your specific Square D enclosure or distribution panel before purchase.
• Follow standard electrical safety procedures during installation and replacement to ensure a secure, reliable connection.