Siemens HF363 - 100A, Safety Switch

Siemens HF363 - 100A Safety Switch is built to deliver dependable on/off isolation and robust overcurrent protection in the most demanding industrial and commercial environments. Designed with a compact, maintainable fusible switch, the HF363 keeps power under control where space is at a premium and reliability is non-negotiable.

Why the HF363 stands out

• 100A capacity: Ideal for motor disconnects, panelboard feeds, and branch circuits that require solid protection without oversized hardware.
• Rugged, purpose-built design: Engineered to operate reliably in challenging settings, reducing the risk of unexpected downtime and ensuring safe energy isolation for personnel and equipment.
• Compact footprint, easier maintenance: A space-efficient solution that fits tight electrical rooms and simplifies servicing and replacements when protective components need attention.
• Clear, decisive isolation: Enables quick, safe de-energization during routine maintenance or fault conditions, helping you meet safety protocols and shutdown procedures with confidence.

Where it shines

The HF363 is the go-to choice for motor control applications, panelboard protection, and branch-circuit isolation in environments where reliability matters most. Use it to create clean, reliable disconnect points that protect equipment while streamlining electrical room layouts.

Key specifications at a glance

• Model: HF363
• Amperage rating: 100A
• Application: Motor disconnects, panelboards, and branch circuit protection

Practical guidance for implementation

Pair the HF363 with compatible protective components in appropriate enclosures to maximize safety and service life. Its design supports straightforward integration into existing industrial or commercial electrical architectures, helping you achieve reliable isolation without compromising space or accessibility.