Square D PFA34020 - 20A, 480V, Breaker Bus Plug

The Square D PFA34020 Breaker Bus Plug is built for reliable, plug-in power distribution in tough industrial and commercial settings. Designed to integrate with compatible busway and panelboard systems, this 20A, 480V bus plug delivers a secure, conductive connection that keeps critical equipment energized with minimal downtime during maintenance, upgrades, or retrofits.

Key benefits

• Fast, install-and-forget compatibility with Square D busway and panelboard configurations for quick replacements during downtime windows.
• 20A current rating at 480V, enabling robust distribution for medium-load machinery and process equipment.
• Plug-in design that simplifies maintenance and retrofit projects, reducing site labor and risk associated with more invasive solutions.
• Reliable electrical performance from a trusted brand, ensuring consistent operation in demanding environments.

Applications and use cases

• Industrial plants implementing upgrades or retrofits to modernize power distribution without a full panel replacement.
• Commercial facilities requiring modular, scalable bus distribution to support evolving equipment loads.
• retrofit projects where compatible, hard-to-find bus plugs are needed to maintain system integrity.
• Process equipment setups that rely on stable 480V feeds and dependable plug-in connections.

Why this bus plug stands out

• Hard-to-find replacement option that aligns with existing Square D infrastructure, helping you avoid compatibility gaps.
• Solid mechanical and electrical design purpose-built for industrial environments where reliability matters most.
• Clear, stamped specifications (20A, 480V) for quick verification during procurement and install planning.

Specifications

• Brand: Square D
• Model: PFA34020
• Type: Breaker Bus Plug
• Amperage: 20A
• Voltage Rating: 480V
• Application: Busway and panelboard power distribution systems

Installation and safety considerations

• Ensure the bus plug is used only with compatible Square D busway and panelboard configurations.
• Electrical work should be performed by qualified personnel following all applicable safety standards and codes.
• Before installation, verify system de-energization and proper lockout procedures to protect maintenance personnel.