Square D | PTMA36400GN | Bus Plug | 400A | 600V

Meet the Square D PTMA36400GN Bus Plug—an engineered high-current connection designed to keep critical power paths in service with minimal downtime. Built for maintenance, retrofit, and replacement projects where precise specifications matter, this bus plug integrates seamlessly with compatible Square D panels for quick, secure reconnection.

Key specifications

• Amperage: 400A
• Voltage: 600V
• Part number reference: PTMA36400GN
• Compatibility note: Confirm fit and ratings against your equipment before ordering; the part number is the best reference for compatibility.

Why this bus plug stands out

• Engineered for reliable high-current distribution within Square D environments, delivering robust connections that resist wear in extended service life.
• Optimized for fast swaps during maintenance or retrofits, helping you reduce downtime when upgrading panels or replacing worn connectors.
• Clear, traceable identification with the PTMA36400GN reference, simplifying procurement and minimizing the risk of mismatches in complex electrical builds.

Ideal use cases

• Maintenance: Replacing aging bus plugs on compatible Square D panels to restore peak performance.
• Retrofit: Upgrading existing distribution setups to a 400A, 600V bus plug for higher capacity or improved reliability.
• Replacement: Keeping spare PTMA36400GN parts on hand to minimize project delays if a plug fails.

Important: Always confirm fit and ratings before ordering. The PTMA36400GN part number is the most reliable reference for compatibility with your Square D infrastructure. When planning a retrofit or replacement, use this number to verify exact fit and electrical specifications against your panel model and service requirements.