Square D | PKI36100 | Fusible Bus Plug | 100A | 3-Pole | 600V

Engineered for Square D switchgear, the PKI36100 Fusible Bus Plug is a field-ready, 100 A, 3-Pole plug-in solution designed to perform reliably in 600 V electrical environments. Built for maintenance, retrofit, and replacement projects, this fusible bus plug delivers a precise fit and dependable protection when you need to keep power flowing with minimal downtime.

Key Specifications

• Amperage: 100 A
• Poles: 3-Pole
• Voltage: 600 V

Industry-Standard Fit for Maintenance, Retrofit and Replacement

The PKI36100 is designed to match Square D equipment where a fusible bus plug is required. It serves as a practical, ready-to-use component for replacing worn or outdated bus plugs, upgrading protection schemes, or performing timely retrofits without redesigning the enclosure. Because part numbers are the most reliable reference for compatibility, PKI36100 is the best reference to confirm a correct fit.

Why this fusible bus plug matters

• Minimized Downtime: Quick installation means faster restoration of service after outages or during routine maintenance.
• Consistent Protection: Maintains established protection schemes in 600 V systems, safeguarding feeders and motors in industrial environments.
• Three-Phase Readiness: The 3-Pole configuration supports standard three-phase power distribution, helping balance loads and simplify wiring in panels.
• Reliable Compatibility: Designed to integrate seamlessly with Square D bus plug assemblies, reducing the guesswork during replacements.

Ideal Use Cases

• Maintenance: Replace aging or worn fusible bus plugs to restore protection and performance quickly.
• Retrofit: Update legacy panels to current protection standards without extensive rewiring.
• Replacement: Stock spare PKI36100 for speedy field service when a plug reaches end-of-life.
• System Upgrades: Align protection components with new feeders or updated load configurations in 600 V environments.

Practical Installation and Handling Tips

• Verify fit and ratings against your exact Square D enclosure model before ordering. Use the part number PKI36100 as the primary compatibility reference.
• Handle with care to avoid damage to the fusible elements and contact surfaces.
• Inspect surrounding bus plug assemblies for cleanliness and secure mounting before installation.
• Store spare units in a clean, dry environment to preserve electrical integrity until needed.

What makes PKI36100 a smart choice

Choosing this fusible bus plug means selecting a component that aligns with established Square D protection architectures, minimizes installation risk, and supports dependable, long-term performance in demanding 600 V systems. Its 100 A rating paired with a 3-Pole configuration delivers a reliable path for power distribution in industrial settings, while the 600 V rating helps ensure compatibility with common distribution panels and feeders. When you need a proven, field-ready solution that fits right the first time, PKI36100 stands out as the practical choice for maintenance, retrofit, and replacement projects.