Siemens HF364N - 200A, 600V, Fused Disconnect Switch

The Siemens HF364N fused disconnect switch is engineered for peak reliability in industrial and commercial settings that demand safe, repeatable electrical isolation. With a 200A rating and a 600V ceiling, this switch provides dependable disconnection under load, making maintenance and servicing safer and faster.

Why choose the HF364N for your electrical infrastructure?

• Fused protection for safer power control—interrupts fault currents and protects downstream equipment, giving you an extra layer of reliability beyond a simple switch.
• Lockout/tagout compatibility—designed to support safe maintenance practices, helping ensure that circuits stay isolated during service and preventing unintended re-energization.
• Durable, purpose-built construction—built to withstand demanding environments found in industrial and commercial facilities, reducing downtime and replacement needs.
• Seamless integration—clear specifications (200A, 600V) and a form factor suitable for standard distribution schemes, enabling straightforward incorporation into existing panels and switchgear.

Product at a glance

• Amperage rating: 200A
• Voltage rating: 600V
• Product type: Fused Disconnect Switch
• Brand: Siemens
• Model: HF364N

Ideal use scenarios

• Service disconnects for motors, feeders, and critical equipment where reliable isolation is essential for safe maintenance.
• Panel and switchgear applications requiring fuse-protected isolation to minimize fault energy and protect wiring and components.
• Facilities adopting formal lockout/tagout procedures to enhance worker safety during routine servicing.

Practical guidance for maximizing value

• Keep replacement fuses on hand at the same rating as the HF364N to maintain designed protection levels.
• Regularly inspect the enclosure and contacts for signs of wear, corrosion, or arcing, and schedule preventive maintenance to sustain performance.
• During maintenance, apply proper lockout devices and verification procedures to ensure the switch remains de-energized before work begins.

Choosing the HF364N means prioritizing safety, reliability, and operational continuity. If your goal is dependable isolation with fused protection that supports safe maintenance workflows, this Siemens disconnect switch is designed to deliver consistent performance year after year.