ABB OT40F3 - 40A, 3-Pole, Disconnect Switch

ABB OT40F3 - 40A, 3-Pole, Disconnect Switch is built for dependable on/off isolation and overcurrent protection in demanding industrial and commercial environments. The three-pole design provides balanced switching for three-phase power, making it an ideal choice for motor control, panelboards, and branch circuit protection where compact, maintainable solutions are required.

Key benefits that matter in real-world systems

• 40A rating with 3-Pole configuration supports common three-phase motor loads and three-phase distribution without sacrificing control reliability.
• Compact, maintainable design fits neatly into control panels and equipment enclosures, simplifying installation and serviceability.
• Reliable electrical isolation enables safe maintenance windows, reducing downtime and protecting personnel during servicing.
• Solid overcurrent protection helps safeguard wiring, starters, and downstream devices from electrical faults and abnormal conditions.
• Versatile application well-suited for motor disconnects, panelboard protection, and branch circuit safeguarding in both industrial and commercial facilities.

Designed to deliver consistent performance where space is at a premium, the OT40F3 supports streamlined wiring and quick, predictable disconnection when service or troubleshooting is needed. Its robust construction is tailored for installations that demand durability, long life, and low maintenance overhead—so your critical equipment stays protected and ready.

Who this is for

Facilities managers, electrical contractors, and maintenance teams working with three-phase systems in manufacturing floors, warehouses, and commercial buildings will find the OT40F3 a reliable, space-conscious choice for motor control and circuit protection.

Practical considerations and outcomes

• Use for motor disconnects where a clear, secure isolation path is required during maintenance.
• Integrates with panelboards to provide centralized protection and orderly shutoff in distribution systems.
• Helps prevent unintended energization and minimizes risk during servicing, enhancing overall safety.

Model: OT40F3 — Amperage: 40A — Poles: 3-Pole