Square D HU365DS 400A 3P 600V Safety Switch | AmpState

Square D HU365DS 400A 3P 600V Safety Switch from AmpState is engineered for everyday electrical work, delivering dependable equipment disconnect and precise isolation at the point of use. This 3-pole, 600-volt safety switch is designed to help you safely de-energize and service critical equipment, reducing downtime and improving worker safety on demanding jobsites.

• Amp rating: 400 A for robust, industrial-grade performance across a range of loads.
• Poles: 3-pole configuration for comprehensive electrical isolation, even in three-phase systems.
• Voltage: 600 V, suitable for common commercial and industrial power networks.
• Purpose: Reliable equipment disconnect and point-of-use isolation to support maintenance, testing, and safe servicing.
• OEM compatibility: Ideal for replacement projects and stocking spares when BOM alignment to the original part number is important.

What makes the HU365DS unique is its focus on practical, real-world workflows. It’s not just a switch—it’s a safety-first component engineered to slot into established electrical assemblies without complicating service procedures. Keeping BOM continuity means fewer guesswork steps during upgrades or repairs and faster turnaround when downtime matters most.

Best-fit scenarios include:

• Maintenance disconnects for industrial machinery, conveyors, and processing lines.
• Service disconnects in panels and switchgear where clear, reliable isolation is required.
• Replacement of aging safety switches to maintain original system design and paperwork integrity.
• Spare parts inventories for facilities that rely on Square D components and value BOM accuracy.

Why choose this particular safety switch from AmpState? It pairs the proven performance of Square D hardware with practical, job-ready features that align with real-world maintenance cycles and installation practices. If you’re unsure about exact fit or compatibility, AmpState offers support to confirm part number alignment and fitment so your project stays on track.

Availability note: this product is listed as Available from AmpState, ready to support your replacement and stocking needs. If you need help matching a part number or confirming compatibility, just reach out—we’ll help verify fit and get you back to work quickly.