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

The Square D HU361 30A, 600V, 3-Pole Heavy Duty Safety Switch is engineered for environments where safe, reliable electrical isolation is non-negotiable. Designed for industrial and commercial applications, this switch supports proper lockout/tagout procedures and delivers dependable disconnection under load, standing up to daily use and demanding conditions over the long term.

Three-pole construction ensures complete isolation of all conductors in a three-phase system, so maintenance teams can work without risk from partial energization. With a 30-amp rating and 600-volt capacity, the HU361 handles common motor feeders and power distribution tasks with steady, predictable performance.

• LOTO-friendly design: specifically oriented to support safe lockout/tagout sequences, helping facilities maintain safe maintenance practices and compliance.
• Full-load disconnection: engineered to reliably interrupt current when the switch is opened, reducing exposure to energized equipment during servicing.
• Rugged, heavy-duty construction: built to endure busy industrial environments, with durable components designed for longevity and minimal downtime.
• Simple integration: compatible with standard electrical panels and feeders, enabling straightforward installation in existing lineups and switchgear layouts.

Ideal applications

• Manufacturing floors and automation cells where rapid, secure isolation is essential for maintenance and safety
• Commercial electrical rooms supplying motors, conveyors, and HVAC critical systems
• Service panels and power distribution setups requiring reliable disconnects under load

Specifications at a glance

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

Choosing the Square D HU361 means opting for a dependable, purpose-built safety switch that prioritizes worker safety, operational uptime, and ease of maintenance in demanding environments. Whether you're upgrading a service panel, isolating a motor drive, or establishing safer maintenance routines, this 3-pole, 30A, 600V safety switch delivers clear, tangible benefits in everyday use.