Square D DU322 - 60A, Non-Fusible, Safety Switch

The Square D DU322 is a 60A non-fusible safety switch built for reliable on/off isolation and robust protection in demanding industrial and commercial environments. This compact disconnect is designed to streamline maintenance and minimize downtime while delivering dependable performance for essential electrical loads.

Key specifications

• Model: DU322
• Amperage: 60A
• Fusible: Non-Fusible

Why choose the DU322?

This non-fusible safety switch provides clear, manual isolation of circuits, enabling safe servicing of equipment and motors. Its sturdy construction is purpose-built for busy facilities where reliable disconnection is part of daily operations. By eliminating fuse elements, it simplifies maintenance workflows and reduces replacement parts, helping facilities stay productive even when routine servicing is needed.

What it protects and where it fits

• Ideal for motor disconnects, allowing technicians to safely power down motors for service or repair.
• Suitable for panelboards where a dedicated disconnect point is required for workflow separation and safety.
• Effective for branch circuit protection in spaces that demand a compact, easy-to-access disconnect device.

Designed for real-world environments

With a rugged, industrial-grade profile, the DU322 is engineered to hold up under demanding conditions in both manufacturing floors and commercial facilities. Its compact footprint makes it easier to fit into tight electrical rooms or retrofit projects, while its straightforward operation supports quick, confident disconnections during maintenance or emergencies.

Practical tips for installation and use

• Plan for a convenient handle access point to ensure quick and safe disconnections when needed.
• Pair the DU322 with upstream protective devices to complete a reliable protection strategy for motors and branch circuits.
• Keep documentation handy for maintenance crews, including model, amperage, and fusible status to ensure proper replacement or service planning.

Choose the Square D DU322 for a focused, dependable disconnect solution that prioritizes safety, simplicity, and performance in everyday industrial and commercial applications. Whether configuring a new motor control setup or upgrading a panelboard, this 60A non-fusible safety switch delivers the clarity and reliability professionals rely on.