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

Square D HU361 is a high-performance Safety Switch engineered for demanding industrial and commercial environments where safe electrical isolation is non-negotiable. With a 30A rating and a 600V capacity across 3 poles, this switch delivers dependable disconnection under load while actively supporting lockout/tagout procedures to protect maintenance teams and operators.

Why the HU361 stands out

• Precise 3‑pole design simplifies control of three‑phase circuits, delivering clean, controlled isolation for motors, conveyors, compressors, and other demanding loads.
• Designed to integrate seamlessly with lockout/tagout programs, helping teams secure circuits during maintenance and reduce downtime due to accidental energization.
• Rugged construction built for long-term durability in the field, providing reliable performance across cycles and shifting load conditions.
• Reliable disconnection under load means you can shut off power safely without compromising system stability or operator safety.

Ideal applications and use cases

The Square D HU361 is well-suited for both new installations and panel rebuilds in industrial facilities and commercial settings. Use it as a primary service disconnect or as a machinery shutoff point in control panels. It’s an excellent choice whenever robust isolation is required for maintenance work on heavy equipment, pumps, HVAC systems, or large motors.

Specifications at a glance

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

In environments where safety, reliability, and clear disconnection pathways matter, the Square D HU361 Safety Switch delivers peace of mind. Its combination of precise three-pole isolation, compatible lockout/tagout support, and durable construction makes it a practical, long-term solution for securing electrical systems while facilitating safe maintenance workflows.