Square D HU362 - 60A, 600V, 3-Pole, Fused Safety Switch

The Square D HU362 fused safety switch is a purpose-built solution for safe electrical isolation in demanding industrial and commercial environments. With a 60A rating, 600V maximum, and a rugged three-pole design, it provides reliable, repeatable disconnection even under load—a cornerstone for maintenance, servicing, and safety-ready electrical systems.

Why the Square D HU362 stands out

• 3-Pole design for full system isolation: All live conductors are simultaneously disconnected, ensuring comprehensive isolation in three-phase setups.
• Fused protection: Built-in fusing delivers precise overcurrent protection, reducing arcing and protecting downstream equipment during disconnection.
• Industrial-grade reliability: Engineered for long-term durability in demanding environments, standing up to daily operation, vibration, and temperature variation.
• Lockout/Tagout compatibility: Designed to support proper lockout/tagout procedures, helping crews work safely during maintenance and service.
• Clear, dependable disconnection under load: Specifically configured to interrupt power reliably even when circuits are energized, supporting safe work practices.

Key specifications

• Amperage Rating: 60A
• Voltage Rating: 600V
• Number of Poles: 3-Pole
• Product Type: Fused Safety Switch
• Brand: Square D
• Model: HU362

Ideal use cases

• Motor control and disconnects on manufacturing lines where reliable de-energization is critical
• Service entrances and distribution points in commercial facilities needing robust electrical isolation
• Maintenance zones requiring safe, lockable disconnects during servicing
• Any three-phase equipment that benefits from fused protection and clear disconnection

Who should consider this

• Electrical contractors outfitting industrial or commercial facilities with dependable safety switches
• Maintenance teams prioritizing safe lockout/tagout workflows
• Facilities engineers seeking durable, long-lasting disconnect solutions for 3-phase power systems

Practical notes and tips

• Pair the HU362 with the appropriate fuses for your system’s current and fault-clearing requirements, then document fuse values for maintenance records.
• Follow licensed electrical safety practices when installing and operating to ensure effective lockout/tagout and compliance with site procedures.
• Use in conjunction with compatible enclosures and mounting hardware to protect against environmental exposure and physical impact.

For projects requiring a proven fused safety switch that delivers solid isolation, dependable load disconnection, and built-in protection, the Square D HU362 is a clear, confident choice. It blends industrial-grade durability with practical features that support safer maintenance and more reliable electrical operations.