Siemens HF361N 30A 3P Safety Switch, NEMA 1, Fusible | AmpState

Introducing the Siemens HF361N 30A 3P Safety Switch—a rugged fusible disconnect engineered for dependable equipment isolation at the point of use. With a NEMA 1 enclosure, this indoor-rated safety switch guards personnel and machinery during maintenance while delivering reliable three-phase power control for demanding industrial environments.

Why this safety switch matters in the field

• Three-pole design with a 30 A rating provides full isolation of all hot legs, enabling safe startup, shutoff, and servicing of three-phase equipment.
• Fusible configuration delivers fast-acting protection and coordination with upstream overcurrent devices to help prevent equipment damage.
• NEMA 1 enclosure offers indoor protection against dust and incidental contact, making it ideal for factories, workshops, and controlled environments.
• Point-of-use disconnect simplifies maintenance and servicing without altering the main distribution scheme, improving uptime and safety.
• Perfect for replacement projects and stocking spares to keep your BOM aligned to the original part number, reducing traceability issues and install risk.

Key specifications at a glance

• Manufacturer: Siemens
• Part Number: HF361N
• Product Type: Safety Switch (Fusible)
• Amperage: 30 A
• Poles: 3
• Enclosure: NEMA 1
• Availability: AmpState

Ideal applications and use cases

Use this switch to disconnect and isolate three-phase equipment in manufacturing lines, conveyors, machine tool setups, and panel assemblies where indoor, reliable safety switching is essential. It’s particularly valuable when upgrading legacy installations where preserving the original BOM simplifies procurement, installation, and documentation, and when you need a ready-to-swap spare to minimize downtime during maintenance or part failures.

Support, compatibility, and how AmpState helps

Not sure if HF361N matches your original BOM or cabinet specifications? AmpState provides assistance to confirm fit and compatibility. Share the part number or project details, and we’ll help verify the match to ensure a seamless replacement without guesswork.