Square D HU361NRB - 30A, Safety Switch

The Square D HU361NRB - 30A Safety Switch is a rugged, purpose-built isolation device engineered for dependable on/off control and solid overcurrent protection in demanding industrial and commercial environments. This fusible safety switch delivers clear fault isolation while safeguarding personnel and equipment, making it a trusted backbone for electrical safety.

Designed for compact spaces without compromising protection, the HU361NRB combines a maintainable fusible switch with straightforward fuse replacement. Its 30A rating is precisely matched to motor disconnects, panelboards, and branch circuits where a small footprint and reliable protection are critical.

Key benefits

• 30A protection in a compact form— ideal for tight electrical rooms, panelboards, and distribution networks where space is at a premium.
• Fusible switch design— provides integrated overcurrent protection with easy, field-friendly fuse replacement to restore service quickly.
• Safe on/off isolation— ensures secure power shutdown for maintenance, servicing, and safe equipment repair.
• Rugged, industrial-ready construction— built to withstand demanding environments, delivering reliable performance over time.
• Versatile installation for motor and circuit protection— suited for motor disconnects, panelboards, and branch circuits where a compact, maintainable solution is required.

Ideal use cases

• Motor disconnects for small to mid-size motors in manufacturing, pumps, fans, or conveyors.
• Panelboard protection and branch-circuit isolation in commercial or light-industrial settings.
• Retrofits or upgrades that demand a fusible, easily serviceable safety switch without expanding cabinet footprint.

Why choose the HU361NRB

Choosing the HU361NRB means prioritizing reliability, maintainability, and space-conscious design. This safety switch is purpose-built to deliver clean disconnection and targeted overcurrent protection, reducing downtime and simplifying servicing in busy electrical rooms. Its compatibility with the Square D ecosystem helps ensure consistent performance and predictable protection across your distribution system.

Specifications at a glance

• Model: HU361NRB
• Amperage: 30A

For engineers and technicians, the Square D HU361NRB 30A Safety Switch offers a practical, maintainable solution that combines compactness with robust protection. It’s the dependable choice for motor disconnects, panelboards, and branch circuits where space and serviceability matter as much as protection.