Square D HU361RB - 30A, 600V, Heavy Duty Disconnect Switch

The Square D HU361RB 30A, 600V Heavy Duty Disconnect Switch is purpose-built for industrial and commercial settings that demand safe, reliable electrical isolation. Designed to perform under load, it delivers immediate, dependable disconnection when it’s needed most, helping facilities maintain continuous safety during maintenance, servicing, and system changes.

Key benefits that matter in real-world everyday use

• Clear, proven electrical isolation: Provides a definitive disconnect to protect personnel during servicing or downtime, reducing the risk of unexpected energization.
• Lockout/Tagout friendly: Built to integrate with standard lockout and tagging procedures, supporting compliant safety programs and safer maintenance routines.
• Reliable under load: Engineered to deliver trustworthy disconnection even when equipment is energized, helping prevent arcing or fault conditions during switching.
• Industrial-grade durability: Constructed for the demands of busy facilities, warehouses, and manufacturing environments, offering long-term performance with minimal downtime.
• Compact, straightforward sizing: 30A current rating and 600V operating capability cover a broad range of circuits commonly found in industrial and light commercial applications.

Specifications at a glance

• Amperage rating: 30A
• Voltage rating: 600V
• Product type: Heavy Duty Disconnect Switch
• Brand & model: Square D HU361RB

Ideal use cases

• Service disconnects for industrial motors, conveyors, and feeders in manufacturing or warehousing facilities.
• Maintenance shutoffs for process equipment where safe de-energization is essential.
• Electrical isolation points within control panels and switchgear assemblies in commercial buildings with heavy-duty electrical loads.
• Temporary isolation during upgrades, testing, or routine safety checks, synchronized with lockout/tagout protocols.

Practical considerations and tips

Pair the HU361RB with your established safety program to maximize maintenance safety. Ensure proper lockout/tagout procedures are observed and that personnel are trained on safe energization practices before re-energizing circuits. When selecting a disconnect switch, verify that the 30A, 600V rating matches your equipment’s operating requirements and that wiring methods and enclosure dimensions fit your installation space.

Why choose this disconnect switch

If your facility needs a robust, dependable means to isolate power quickly and safely, the Square D HU361RB stands out for its focus on real-world safety and durability. It’s built to support reliable operation day in and day out, helping maintenance teams work with confidence and reducing downtime caused by uncertain or unsafe energization practices.