Square D DU322RB 60A 3P 240V Safety Switch, NEMA 3R, Fusible, Non-Fusible | AmpState

Square D DU322RB 60A 3P 240V Safety Switch is a rugged, dependable equipment disconnect designed for reliable point‑of‑use isolation. Built to support retrofit projects and maintenance planning, this switch helps you keep your spare parts in sync with your existing inventories by retaining the same part number across replacements.

What makes the DU322RB stand out is its versatile enclosure and configuration options. The unit is available in both Fusible and Non-Fusible configurations, allowing you to tailor protection to your electrical system while minimizing downtime and parts complexity. Equipped with a NEMA 3R-rated enclosure, it’s engineered to withstand outdoor and exposed installations, delivering dependable service rain or shine.

Key features and benefits

• Three‑pole, 60 amp, 240V for efficient three‑phase isolation of motor loads, pumps, and other equipment.
• NEMA 3R enclosure provides weather resistance and outdoor suitability, reducing the need for indoor housing or additional protection.
• Fusible or Non‑Fusible configurations to match your protection strategy and maintenance approach without changing the part number.
• Point‑of‑use disconnect streamlines maintenance, troubleshooting, and safety shutoffs at the equipment level.
• Retrofit‑friendly design supports projects where keeping a consistent part number minimizes sourcing and installation headaches.

Ideal use cases

• Outdoor or semi‑outdoor equipment disconnects for motors, fans, compressors, or agricultural equipment.
• Maintenance planning where a consistent part number simplifies spares and training.
• Retrofits or upgrades that require a dependable, code‑compliant safety switch with flexible fuse options.
• New installations that demand a compact, weather‑grade disconnect right at the point of use.

Why choose this model with AmpState

AmpState offers the DU322RB as a ready‑to‑ship safety switch, with support to confirm fit and compatibility for your specific setup. If you’re unsure about the exact configuration (Fusible vs Non‑Fusible) for your system, a quick message will get you guidance on the right choice, ensuring you don’t disrupt your electrical plan.

Specifications at a glance

• Manufacturer: Square D
• Part number: DU322RB
• Product type: Safety Switch / Equipment Disconnect
• Amperage: 60 A
• Poles: 3
• Voltage: 240 V
• Enclosure rating: NEMA 3R (outdoor capable)
• Configuration: Fusible or Non‑Fusible (variant available)

Ready to verify compatibility or need help selecting the right configuration for your installation? AmpState can assist with fit confirmation and ensure you’re choosing the correct DU322RB variant for your 60 A, 3P, 240 V system.