ABB OT16FT3 - 16A, 750V, 3-Pole, Switch

Meet the ABB OT16FT3 — a compact, rugged three-pole fusible switch designed for reliable on/off isolation and overcurrent protection in demanding industrial and commercial environments. With a 16A rating and 750V maximum, this switch is purpose-built for clean motor disconnects, panelboards, and branch circuits where space-saving, maintainable protection is essential.

Key specifications

• Model: OT16FT3
• Current rating: 16 A
• Voltage rating: 750 V
• Poles: 3-Pole

Why the OT16FT3 stands out

The OT16FT3 combines a compact footprint with a maintainable fusible design, delivering dependable isolation and overcurrent protection in a single, streamlined package. Its three-pole configuration ensures synchronized switching across all three phases, which simplifies wiring and provides consistent protection for three-phase motors and circuits. By consolidating switching and protection, this ABB switch reduces panel complexity and maintenance effort while delivering robust performance in harsh environments.

Ideal use cases

• Motor disconnects in three-phase systems up to 750V
• Panelboard isolation points where a compact, maintainable fusible switch is required
• Branch circuit protection in industrial or commercial equipment rooms
• Control points in MCCs and electrical racks where quick, reliable disconnection matters

Practical considerations and benefits

Designed for durability in challenging settings, the OT16FT3 supports reliable startup and shutdown of critical equipment while providing clear, accessible isolation. Its fuse-ready design offers overcurrent protection integrated into a single unit, helping minimize downtime and simplify maintenance. For best results, pair this switch with appropriately matched fuses and ensure secure, torque-appropriate connections during installation to maintain long-term performance.

Ideal for electrical engineers, maintenance technicians, and facilities managers seeking a trustworthy, space-efficient solution for motor control and protection, the ABB OT16FT3 delivers practical value where it’s needed most.