Square D HU361 - 30A, 600V, 3-Pole, Fused Disconnect Switch

Introducing the Square D HU361, a 30A, 600V, 3-Pole Fused Disconnect Switch designed to deliver reliable electrical isolation in demanding industrial and commercial environments. Built to support lockout/tagout procedures, this disconnect switch provides a dependable disconnection path under load, helping maintenance teams work safely and efficiently for long-term durability.

Key specifications

• Amperage Rating: 30A
• Voltage Rating: 600V
• Poles: 3-Pole
• Product Type: Fused Disconnect Switch
• Brand: Square D
• Model: HU361

Why the HU361 stands out

• Complete phase isolation: The 3-pole design ensures all three electrical phases can be isolated, reducing exposure during maintenance on three-phase circuits.
• Protected disconnection under load: As a fused disconnect, it provides a controlled, protective path that helps prevent arcing and enhances safety when equipment is powered.
• Lockout/Tagout compatibility: Built with safety procedures in mind, enabling disciplined lockout/tagout workflows to prevent accidental energizing during service.
• Durable for harsh environments: Engineered for industrial and commercial settings, delivering dependable performance over time in demanding applications.

Ideal use cases

• Motor control centers and automated equipment where reliable isolation is critical
• Industrial machinery, conveyors, and pumps in manufacturing facilities
• Commercial HVAC systems and large-scale climate control installations
• Service disconnects for maintenance and safety procedures in active power environments

Practical considerations

When integrating the Square D HU361, pair it with appropriate fuses to realize true overcurrent protection for your circuit. Its 600V rating makes it suitable for medium- to high-voltage, three-phase applications, while the 30A capacity aligns with common motor loads and equipment circuits. This disconnect switch is designed to fit into standard control panel layouts where safe, immediate isolation is required during maintenance or repair work.

Choose the Square D HU361 for a trusted, purpose-built solution that prioritizes safe isolation, reliable performance, and straightforward compliance with lockout/tagout practices. It’s a practical, durable choice for professionals who need a dependable fused disconnect switch that won’t let them down in daily operations.