Siemens HNF364SS Disconnect Switch, 200A, 3-Pole

The Siemens HNF364SS is a purpose-built disconnect switch engineered for industrial electrical service, maintenance, and replacement projects. With a robust 200 A rating and a 3-pole configuration, this unit delivers reliable isolation for three-phase systems, helping crews work safely and efficiently during outages, servicing, or retrofits.

Why the HNF364SS stands out

• 3-pole, 200 A performance – Full phase isolation for three-phase power, handling mid-to-large workload disconnects with dependable reliability.
• Industrial-grade design – Built to endure demanding environments found in factories, plants, and service facilities, ensuring consistent operation when it matters most.
• Clear purpose for demanding workloads – Specifically intended for industrial service, maintenance shutdowns, and equipment replacement projects where safe, rapid disconnection is essential.
• Exact compatibility guidance – Verify fit by part number (HNF364SS) and alignment with your application requirements to ensure seamless integration with your panels, gear, and wiring scheme.
• Support when you need it – If you’re unsure about compatibility, reach out. We can help confirm whether HNF364SS fits your specific setup and installation scenario.

Designed for who and where it’s used

Ideal for facility engineers, electrical contractors, and maintenance teams working in industrial facilities, manufacturing lines, or distribution centers. Use it to isolate power for routine servicing of motors, switchgear, feeders, or downstream equipment, and to facilitate safe, code-compliant maintenance windows.

Practical use cases

• Incoming power isolation for preventative maintenance on three-phase motor drives or transformers.
• Temporary shutdowns during equipment replacement or panel upgrades, ensuring a safe work environment.
• Emergency or planned service disconnections where clear, definitive isolation is required.
• Retrofits and system modernization projects that demand a rugged, reliable disconnect switch with precise amperage handling.

How to verify compatibility

To confirm the HNF364SS is the right fit, check the part number against your bill of materials and review your application requirements—such as available space, mounting configuration, and conductor terminations. If you need a hand with compatibility decisions, send us a message and we’ll help map the part to your panel, gear, and safety standards.