Eaton DH321NGK - 30A, Heavy-Duty, Safety Switch, NEMA 1

Eaton DH321NGK is a 30A, heavy-duty safety switch engineered for reliable on/off isolation and dependable overcurrent protection in demanding industrial and commercial environments. With a NEMA 1 enclosure, this unit is designed for indoor, dry-location use, delivering a compact, maintainable fusible switch solution where space and serviceability matter.

Key benefits

• Reliable motor disconnect capability — quickly isolate motors and equipment to simplify maintenance and minimize downtime on conveyors, pumps, fans, and machine tools.
• Compact, space-efficient footprint — fits neatly into panelboards and distributed-disconnect configurations without sacrificing accessibility.
• Indoor-grade protection — NEMA 1 enclosure protects control wiring and terminations in standard indoor environments.
• Flexible protection options — designed to complement fusing solutions when overcurrent protection is required, enabling code-friendly, robust installations.
• Maintenance-friendly design — straightforward wiring, accessible terminations, and rugged construction that stand up to daily operation.

Ideal applications

• Motor disconnects in manufacturing lines, HVAC systems, and equipment rooms
• Branch-circuit protection and safe power isolation in panelboards
• Dedicated power-control points where a durable, easy-to-service switch is needed, now and into the future

Why choose the Eaton DH321NGK

This safety switch delivers industrial-grade performance with a heavy-duty build that handles demanding workloads. Its fusible switch design provides practical overcurrent protection alignment with system design requirements, while maintaining clear, safe operation for technicians and operators alike.

Specifications at a glance

• Model: DH321NGK
• Amperage: 30A
• NEMA Rating: NEMA 1
• Duty: Heavy
• Type: Safety switch (fusible configuration option)