ABB OS100GJ02 - 100A, 600V, Fusible, Disconnect Switch

Meet the ABB OS100GJ02, a rugged 100A, 600V fusible disconnect switch built for dependable on/off isolation and integrated overcurrent protection in demanding industrial and commercial environments. This compact, maintenance-friendly unit delivers simple, reliable control of motor circuits and branch protections without sacrificing performance or footprint.

Key benefits that matter in real-world systems

• 100A, 600V rating designed to handle motor starters, pumps, conveyors, and other heavy-load equipment with confidence.
• Fusible disconnect integration combines isolation and overcurrent protection in one device, reducing wiring complexity and panel space.
• Compact design fits neatly into control panels and switchgear where space is at a premium.
• Maintenance-friendly with readily replaceable fuse elements, enabling quicker service and less downtime.
• Industry-ready reliability from ABB’s proven construction, designed to endure tough industrial and commercial environments.

Ideal use cases

• Motor disconnects in manufacturing lines and equipment rooms, allowing safe service and rapid isolation during faults.
• Panelboards that require compact, integrated protection for branch circuits in space-constrained installations.
• Maintenance and retrofit projects where a single device provides both disconnect and protective functionality.

What sets this Fusible Disconnect apart

• Seamless protection and control in one unit, reducing the need for separate fuse blocks and simplifying wiring diagrams.
• Durable, purpose-built design for environments where reliability matters—from manufacturing floors to large commercial facilities.
• Clear operational simplicity with straightforward on/off action, making routine maintenance and safety lockout procedures easier to implement.

Practical guidance for installation and operation

• Pair the OS100GJ02 with correctly rated fuse elements to match the connected load and startup behavior of the equipment.
• Integrate with established lockout/tagout practices to ensure safe maintenance work.
• Keep spare fuse elements on hand for rapid replacement and minimized downtime during servicing.
• Plan wiring and enclosure space to accommodate the disconnect’s footprint while allowing accessible fuse access for replacements.

Designed for professionals who demand dependable isolation and protective functionality in a compact form, the ABB OS100GJ02 is a practical, future-ready choice for motor control, panel protection, and branch circuit safety in demanding facilities.