Square D | PFI36100 | Bus Plug | 100A | 600V

Designed for Square D panels, the PFI36100 Bus Plug delivers a reliable, high-performance interface at 100A and up to 600V. This genuine Square D part is built for maintenance, retrofit, and replacement projects where exact specs and dependable operation are non-negotiable.

Why this bus plug matters in your electrical work: it provides a precise fit with Square D bus configurations, ensuring solid electrical contact and straightforward installation. With 100A capacity and a 600V rating, it supports a wide range of medium-duty panel applications while maintaining safety and efficiency across service life cycles.

Key specifications

• Amperage: 100A
• Voltage: 600V
• Part number: PFI36100
• Applications: maintenance, retrofit, and replacement where matching specs are required
• Compatibility note: Confirm fit and ratings before ordering. Part number is the best reference for compatibility

Practical use cases for the Square D PFI36100 Bus Plug include restoring a panel’s original performance after wear or damage, upgrading sections of a panel during a retrofit, or replacing a failed plug to minimize downtime. It’s an ideal choice for electricians, facilities managers, and maintenance teams who need a trusted, field-ready component that aligns with Square D’s design standards.

What sets this bus plug apart from generic substitutes isn’t just its branding—it's the alignment of form and function specific to Square D systems. The PFI36100 supports quick, predictable installation with a focus on reliable contact, clear electrical pathways, and durable performance in typical 600V panel environments. When accuracy matters and compatibility is critical, choosing the right part number (PFI36100) is the simplest way to ensure a safe, long-lasting solution.

Tips for a smooth purchase and install: verify your panel model and the bus plug’s fit before ordering, keep the part number (PFI36100) as your compatibility reference, and follow standard safety procedures when performing maintenance or retrofit work. With the Square D PFI36100 Bus Plug, you gain a dependable, specification-aligned solution designed to keep electrical systems running efficiently.