6391D55 - Switch

6391D55 - Switch is a rugged fusible switch engineered for reliable on/off isolation and precise overcurrent protection in challenging industrial and commercial environments. Built to withstand harsh conditions, this model delivers consistent performance where protection and control matter most.

With a compact footprint, the 6391D55 slides neatly into crowded panels and limited spaces, while providing full visibility and straightforward maintenance access. Its robust construction supports long service life in environments with vibration, dust, and temperature variations.

• Reliable isolation lets maintenance crews safely disconnect motors and circuits for servicing without guesswork or downtime.
• Overcurrent protection guards wiring and equipment from faults, helping prevent unexpected outages and equipment damage.
• Compact, maintainable design reduces panel real estate needs and simplifies routine inspections and fuse replacement.
• Versatile suitability ideal for motor disconnects, panelboards, and branch circuit protection where a compact fusible switch is called for.

Who benefits most

Plant engineers, electrical technicians, and facilities managers will appreciate the 6391D55 when they need a dependable, easy-to-service switch that keeps critical equipment protected without bulky hardware.

Practical scenarios

In manufacturing lines, use the 6391D55 to safely disconnect motors during maintenance, protect branch circuits feeding fans, pumps, or conveyors, and organize panelboard protection where space is at a premium. In commercial facilities, apply it to HVAC equipment disconnects or control panel distributions where quick, reliable isolation is essential.

Specifications at a glance

• Model: 6391D55
• Function: On/off isolation with overcurrent protection
• Application: Motor disconnects, panelboards, branch circuit protection
• Construction: Compact, maintainable fusible switch designed for industrial/commercial environments