Siemens HF363N - 100A, 600V, Disconnect Switch

The Siemens HF363N is a robust, compact disconnect switch designed for reliable on/off isolation and overcurrent protection in demanding industrial and commercial environments. With a 100A current rating and a 600V voltage capability, this unit delivers dependable control for motor circuits, panelboards, and branch protections, all in a maintainable fusible switch format that simplifies service and lifecycle maintenance.

Key advantages of the HF363N

• Precise electrical ratings: 100 A continuous current and up to 600 V, enabling safe, code-compliant control of a wide range of equipment and circuits.
• Reliable isolation and protection: Clear on/off action paired with overcurrent protection to quickly disengage power during faults or maintenance, reducing risk and downtime.
• Compact, maintainable design: Space-efficient footprint fits tight panel enclosures while offering straightforward maintenance and serviceability by qualified personnel.
• Versatile application in one unit: Ideal for motor disconnects, panelboard feed points, and branch circuit protection where a durable fusible switch is advantageous.
• Built on Siemens reliability: Solid engineering pedigree ensures compatibility with Siemens protection and control ecosystems, providing predictable performance over time.

Practical use cases

In an industrial setting, install the HF363N to isolate a motor during routine maintenance or to serve as a main disconnect for a machine line. In commercial electrical installations, it can function as a dedicated disconnect for a panelboard or for individual branch circuits, enabling quick, safe power-downs without compromising other equipment.

What this means for you

The HF363N isn’t just a switch—it’s a safety-conscious, maintenance-friendly solution that consolidates isolation and protection in a single, compact device. Its fusible switch design supports straightforward servicing, helping you minimize downtime during fuse replacements or component checks while maintaining clear, enforceable electrical isolation for personnel and equipment.

Specifications at a glance

Model: HF363N
Amperage rating: 100 A
Voltage rating: 600 V
Type: Disconnect switch (compact, maintainable fusible design)

Upgrade to the Siemens HF363N for a reliable, space-efficient disconnect solution that keeps critical systems safe, accessible, and ready for service when you need it.