ABB 400US11 - 2-Pole, Disconnect Switch

The ABB 400US11 - 2-Pole Disconnect Switch delivers reliable electrical isolation in demanding industrial and commercial environments. Built to support proper lockout/tagout procedures, this switch enables safe, controlled disconnection even when circuits are under load, helping protect maintenance personnel and equipment during service windows.

Engineered for long-term durability, the 400US11 provides consistent performance in harsh operating conditions. Its 2-pole design ensures full isolation of the two conductors, reducing risk during shutdowns and simplifying safe servicing of downstream equipment. With quick, straightforward installation and wiring, it fits neatly into standard panels and switchgear, making it a practical upgrade for established electrical systems.

Key benefits

• Two-pole isolation—completes electrical separation of both conductors for safer shutdowns.
• Lockout/tagout readiness—designed to integrate with standard LOTO procedures for compliant safety practices.
• Under-load disconnection—reliable performance when switching under live conditions, reducing downtime risk.
• Durable industrial design—built to withstand daily wear in busy facilities, labs, and plants.
• Ease of integration—compact form and straightforward wiring support fast installation in existing panels.

Specifications at a glance

• Number of Poles: 2-Pole
• Product Type: Disconnect Switch
• Brand: ABB
• Model: 400US11

Ideal use cases and who benefits

• Maintenance and servicing teams performing routine shutdowns on industrial equipment, conveyors, and machinery
• Facilities engineers upgrading service panels or retrofitting older switchgear for safer isolation
• Electrical contractors integrating reliable disconnect capabilities into commercial installations

Choose the ABB 400US11 for a dependable, code-conscious solution that prioritizes safety, reliability, and long-term performance. It’s more than a switch—it’s a proven approach to safer maintenance, efficient operations, and consistent isolation in everyday industrial and commercial workflows.