Eaton Cutler-Hammer DH321FRK 30A 3P 240V Safety Switch, NEMA 3R, Fusible | AmpState

The Eaton Cutler-Hammer DH321FRK is a purpose-built safety switch designed for dependable equipment disconnect and point-of-use isolation. With a 30 A, 3-pole, 240 V fusible configuration, this switch provides clear, controlled shutdowns in demanding electrical environments. Encased in a NEMA 3R enclosure, it’s prepared to perform in a variety of conditions while keeping personnel and equipment protected.

Why this model stands out for professional installers and maintenance teams

• Direct part-number match matters: a precise fit for your existing panels and spare inventories, reducing downtime and stocking hassles.
• 3-pole, 240 V fusible design delivers reliable, predictable overcurrent protection integrated with the disconnect mechanism, streamlining installation and serviceability.
• Ready for diverse environments with a NEMA 3R enclosure, suitable for outdoor or damp indoor locations where weather resistance and protection are priorities.

Key specifications at a glance

• Amperage: 30 A
• Poles: 3
• Voltage: 240 V
• Enclosure: NEMA 3R (weather-resistant for exposed installations)
• Type: Fusible safety switch
• Manufacturer: Eaton Cutler-Hammer
• Part Number: DH321FRK

Ideal use cases include industrial equipment shutdowns, panel-building projects requiring a reliable disconnect, and spare inventory where a precise part-number match speeds maintenance cycles. Whether you’re wiring a new machine line, performing routine service, or stocking a field-service kit, the DH321FRK provides a straightforward, safe solution to isolate power quickly and clearly.

Availability and compatibility support are provided through AmpState. If you need help confirming fit or matching a part number to your existing equipment, just reach out—we’ll help ensure the DH321FRK is the right choice for your application.

Add the DH321FRK to your order for robust, field-proven isolation that keeps downtime to a minimum and safety at the forefront.