Cutler-Hammer DH364FGK - 200A, 600V, Disconnect Switch

The Cutler-Hammer DH364FGK is a high-performance disconnect switch engineered for demanding industrial and commercial environments where safe, reliable electrical isolation is non-negotiable. With a 200A amperage rating and a 600V voltage rating, this switch delivers dependable disconnection under load while supporting proper lockout/tagout procedures to protect maintenance teams during service and repair work.

Specifications at a glance

• Amperage Rating: 200A
• Voltage Rating: 600V
• Product Type: Disconnect Switch
• Brand: Cutler-Hammer
• Model: DH364FGK

What makes this disconnect switch unique

• Reliable electrical isolation tailored for facilities that rely on consistent performance during maintenance and downtime. The DH364FGK provides a clear, definitive break in the circuit, reducing the risk of arcing and prolonging equipment life.
• Lockout/Tagout compatibility to support safe adherence to safety protocols. This switch is designed to integrate with standard LOTO procedures, helping teams lock out power before servicing and rapidly re-energize afterward.
• Long-term durability built for sustained operation in challenging environments. The DH364FGK is engineered to withstand repeated load disconnection, corrosion resistance, and vigorous industrial use over time.
• Industrial-grade reliability from a trusted name. Cutler-Hammer's reputation for durable electrical components translates into predictable performance, fewer unplanned outages, and easier maintenance planning.

Ideal use cases

• Motor feeders and machine line isolations in manufacturing facilities
• Service disconnects in electrical rooms for commercial properties
• Panel upgrades, retrofits, and distribution system revisions where secure isolation is essential
• Maintenance scenarios requiring quick, safe disconnection under load to protect personnel

Why it solves real problems

Facilities rely on uninterrupted uptime and safety during maintenance. The DH364FGK delivers a trustworthy path to isolate circuits without compromising on safety or performance. Its 200A, 600V rating covers a broad range of medium-duty isolation needs, while its design supports compliance with lockout/tagout procedures—critical for worker protection and regulatory alignment. Compared to generic switches, this model emphasizes dependable disconnection under load and durability, reducing the frequency of equipment resets and minimizing the risk of hot work incidents.

Practical guidance for optimum results

• Pair the DH364FGK with standard electrical enclosures and panel layouts used in your facility to streamline installation and future maintenance.
• Integrate with your existing lockout/tagout protocols to ensure a swift, compliant shutdown process for servicing motor starters, feeders, or distribution circuits.
• Inspect during routine maintenance for signs of wear or arcing under load, and follow manufacturer guidelines for preventive checks to maximize service life.

Choosing the Cutler-Hammer DH364FGK means selecting a disconnect switch that aligns with serious safety standards, delivers reliable performance under load, and stands up to the rigors of everyday industrial use. It’s a practical, purpose-built solution for facilities managers, electrical contractors, and maintenance teams who demand consistency, safety, and longevity from their isolation equipment.