Eaton DH364FRK - 200A, 600V, 3-Pole, Fused Disconnect Switch

The Eaton DH364FRK fused disconnect switch delivers reliable, code-compliant electrical isolation for demanding industrial and commercial environments. Built to withstand frequent operation under load, this 3-pole device provides dependable disconnection, safe lockout/tagout enablement, and robust protection for downstream equipment.

Core specifications at a glance

• Amperage rating: 200A
• Voltage rating: 600V
• Poles: 3-Pole
• Type: Fused Disconnect Switch
• Brand: Eaton
• Model: DH364FRK

Why the DH364FRK matters for your system

In any installation where electrical isolation is essential for safety and maintenance, the DH364FRK delivers a compact, durable solution that integrates overcurrent protection with a clear, verifiable disconnect. The fused design means fuses interrupt fault currents quickly, reducing arc exposure and protecting both personnel and equipment. The three-pole configuration ensures complete phase isolation, which is critical for safe servicing of three-phase motors, feeders, and control panels.

Key benefits and practical use cases

• Safe, verifiable isolation: Ideal for lockout/tagout procedures, enabling maintenance personnel to work with confidence while power is confirmed off.
• Integrated overcurrent protection: Fuses provide immediate fault interruption, safeguarding downstream equipment from short circuits and overloads.
• Three-phase robustness: The 3-pole design ensures all phases are isolated, preventing partial energization during servicing.
• Versatile applications: Suitable for manufacturing lines, HVAC and pump systems, conveyor assemblies, motor feeders, and commercial equipment that require reliable shutoff under load.
• Durable, field-ready construction: Built to withstand industrial environments with long-term durability and steady performance.

Ideal applications

• Motor control centers and equipment rooms that demand secure, compliant isolation
• Industrial machinery feeders where reliable disconnection under load is critical
• Commercial systems requiring strict lockout/tagout practices for maintenance
• Panel installations in manufacturing floors, processing plants, and distribution hubs

What makes the DH364FRK stand out

Unlike non-fused disconnects or switch-only solutions, the Eaton DH364FRK combines isolation with immediate short-circuit protection in one rugged assembly. This integration reduces wiring complexity, simplifies maintenance planning, and supports safer, faster servicing. Its three-pole architecture ensures comprehensive phase isolation, while the upstream fusing minimizes fault impact on the broader electrical network.

Practical guidance for deployment

For best results, pair the DH364FRK with properly rated fuses to match your 200A, 600V system. Use consistent lockout/tagout practices to ensure maintenance teams can verify de-energization before servicing. Regularly inspect fuse condition and mounting integrity as part of preventive maintenance to sustain reliability over the long term.

Why choose Eaton for your disconnect needs

Eaton’s DH364FRK is designed for professionals who demand precise isolation, dependable protection, and long-term durability in challenging environments. With its 200A/600V rating and 3-pole fused design, it delivers a focused solution for safer operation, faster maintenance, and clearer fault protection across a range of industrial and commercial applications.