Square D | HU361NSS | Disconnect Switch | 30A | 3-Pole | 600V

Square D HU361NSS Disconnect Switch is a precise three-pole isolation solution engineered for reliable shutdowns in demanding industrial and commercial electrical systems. With a 30A rating and a 600V maximum, it delivers a dependable disconnect for three‑phase equipment, retrofit projects, or replacement scenarios where exact specifications matter.

• Amperage: 30A
• Poles: 3-Pole
• Voltage: 600V

Why this matters for your operation

• Designed for maintenance, retrofit, and replacement tasks where matching specs are essential. Using the HU361NSS ensures compatibility with existing panels, enclosures, and bus configurations, reducing guesswork and downtime.
• Built by Square D, a trusted name in electrical safety and reliability, offering consistent performance and predictable behavior in critical shutdown scenarios.
• Clear, unambiguous part reference: the HU361NSS number is your best guide for compatibility, ensuring you select the exact switch that fits your footprint and wiring harnesses.

Ideal use cases

• Routine maintenance shutdowns for industrial motors, conveyors, and HVAC equipment in facilities where dependable isolation is required.
• Retrofit projects upgrading older control systems to a standardized 3-pole, 600V disconnect with clean replacement parts.
• Replacement of worn or obsolete disconnects to restore safe, compliant operation without extensive rework.

How to approach ordering and installation

• Before purchasing, confirm that your enclosure, mounting footprint, and wiring scheme align with HU361NSS specifications. The part number is the most reliable reference for compatibility.
• Engage a qualified electrician to install and verify proper operation, ensuring alignment with applicable electrical codes and your panel manufacturer's guidelines.
• Plan for a straightforward swap by having matching cable lengths, lugs, and any required accessories on hand to minimize downtime during replacement or retrofit.

Practical benefits for teams and projects

• Streamlines maintenance windows by providing a clear, code-compliant isolation point for three-phase equipment.
• Reduces risk with a known, standardized component that aligns with existing Square D ecosystems and service support.
• Supports scalable electrical architecture, making it a solid choice for ongoing facility upgrades or new installations that demand precise spec alignment.