Eaton Cutler-Hammer DH361UDK - 30A, 600V, Switch, NEMA 1

The Eaton Cutler-Hammer DH361UDK is a rugged, dependable switch engineered for reliable on/off isolation and overcurrent protection in demanding industrial and commercial environments. With a 30A, 600V rating and a NEMA 1 enclosure, this compact fusible switch delivers safe, straightforward control where space and reliability matter most.

Why this switch stands out

• Compact, maintainable fusible switch designed for straightforward field servicing and component replacement, minimizing downtime during preventative maintenance or fault repair.
• Robust electrical performance 30A at up to 600V enables effective isolation for motors, drives, and other high-demand equipment without oversized hardware.
• NEMA 1 enclosure provides reliable indoor protection against dust and incidental contact, making it suitable for clean, dry industrial and commercial spaces.
• Versatile application ideal for motor disconnects, panelboards, and branch circuit protection—delivering a single, compact solution for switching and protection needs.
• Safe, clear isolation ensures maintenance teams can confidently disconnect power, reduce risk, and quickly restore service when required.

Key specifications at a glance

• Model: DH361UDK
• Amperage: 30A
• Voltage: 600V
• NEMA Rating: NEMA 1

Use cases and scenarios

• Motor disconnects in compact electrical rooms where a single device handles isolation and protection for a motor circuit.
• Panelboard retrofits or new installations needing a space-efficient switch with built-in overcurrent protection.
• Branch circuit protection for equipment bays or production lines that require quick power shutoff during maintenance or emergencies.

Installation and practical tips

• Verify the circuit load matches the 30A rating and that wiring insulation and torque specs meet local codes.
• Plan wiring so the switch remains accessible for quick operation and easy maintenance access.
• Pair with appropriate fusing hardware if your application requires integrated overcurrent protection, and confirm compatibility with your panelboard design.

In environments that demand reliable isolation paired with protection, the Eaton Cutler-Hammer DH361UDK delivers a purpose-built solution. It combines the simplicity of a switch with the protection of a fusible design, making it a thoughtful choice for motor control, panelboard upgrades, and branch circuit safety in indoor, enclosed spaces.