Square D HU361N - 30A, 3-Pole, Fused Safety Switch

The Square D HU361N is a high-performance fused safety switch crafted for industrial and commercial environments where safe, reliable electrical isolation is non-negotiable. With a 30A, 3-pole design, it provides a dependable disconnect that supports proper lockout/tagout procedures, helping you protect maintenance teams and keep downtime to a minimum.

Designed to withstand demanding operating conditions, the HU361N delivers consistent performance under load. Its fused protection ensures a controlled, clean interruption of power, reducing arc exposure and giving technicians a clear, safe point to work during servicing or routine inspections. This is the kind of robust isolation solution that keeps equipment secure and operations flowing.

Key benefits

• 3-Pole, 30A configuration enables true three-phase isolation for motors and equipment, simplifying electrical design and maintenance.
• Integrated fused disconnection provides reliable power cut-off under load, helping prevent unexpected equipment movement or startup during servicing.
• Lockout/Tagout readiness supports safe, compliant maintenance procedures and worker protection routines.
• Rugged, durable construction built to endure the demands of busy industrial and commercial environments, delivering long-term reliability.

Ideal use cases

• Motor control centers and heavy machinery where a secure, code-compliant disconnect is essential.
• Maintenance and repair workflows that rely on lockout/tagout to ensure worker safety.
• Permanent or temporary electrical isolation in manufacturing lines, processing plants, and large facilities.
• OEM panel builds that require a compact, reliable fused safety switch as a disconnect point.

Specifications at a glance

• Amperage Rating: 30A
• Number of Poles: 3
• Product Type: Fused Safety Switch
• Brand: Square D
• Model: HU361N

Equip your facility with a trusted isolation solution that emphasizes safety, reliability, and ease of maintenance. The Square D HU361N 30A 3-Pole Fused Safety Switch is built to deliver consistent performance day in and day out, helping you meet safety standards while keeping equipment secure and operations running smoothly.