Square D D/VISIPACT/DISCONNECT/SWITCH/VH363RB/100A/600V3P/FUSIBLE/3R - 100A, Fused Disconnect Switch

When your operation demands dependable isolation and overcurrent protection, the Square D D/VISIPACT/DISCONNECT/SWITCH/VH363RB/100A/600V3P/FUSIBLE/3R delivers a robust solution for industrial and commercial power systems. This fused disconnect switch pairs reliable disconnection with integrated protection, ensuring safe maintenance and continuous uptime in demanding environments.

As a fused disconnect, it combines a switch with replaceable fuses in one enclosure. With a 100 A amperage rating and 600 V three-phase operation, it is engineered to interrupt fault currents cleanly while maintaining durability under load. The 3-pole design ensures all lines are simultaneously opened, preventing partial energization and reducing risk during service or troubleshooting.

Key features that set this unit apart

• Integrated fuses provide overcurrent protection in addition to electrical isolation, simplifying control-panel design and protecting downstream equipment.
• 3R enclosure rating offers durable protection suitable for indoor use and select outdoor environments, with rugged construction to withstand industrial conditions.
• Lockout/tagout compatible design supports essential safety procedures for maintenance personnel and compliant servicing.
• Square D engineering with VISIPACT/disconnect architecture delivers dependable performance in demanding conditions, designed for long service life in busy facilities.

Ideal applications and use cases

Perfect for motor feeders, conveyors, pumps, HVAC equipment, and critical process lines, this fused disconnect switch is ideal wherever you need reliable isolation and fast fault interruption. It fits well in service panels, machine enclosures, and distribution boards across manufacturing facilities, warehousing, and commercial buildings.

What problems does it solve?

• Prevents accidental energization during maintenance through lockout/tagout readiness, safeguarding personnel.
• Provides immediate circuit isolation with protective fuses, shielding downstream components from damage during faults.
• Reduces downtime by enabling quick, standards-compliant disconnections when servicing equipment.

Technical specifications at a glance

• Amperage rating: 100 A
• Voltage: 600 V
• Poles: 3P
• Type: Fusible disconnect switch
• Enclosure: 3R rated
• Brand/model: Square D D/VISIPACT/DISCONNECT/SWITCH/VH363RB/100A/600V3P/FUSIBLE/3R
• Application: Industrial and commercial electrical isolation with integrated overcurrent protection

Elevate safety and reliability in your electrical installations with the Square D VH363RB fused disconnect switch—a purpose-built isolation solution that keeps systems protected and maintenance-ready.