The Square D NSB 2510KO-1B is a two‑pole, manually operated, non‑fused disconnect switch in the KO family, designed to locally isolate power for maintenance on industrial equipment. It features an open‑style, toggle‑operated handle and is rated for 30 A continuous with up to 600 VAC or 230 VDC, including a 3 HP rating at 575 VAC for single‑phase service. This KO1B/2510 series switch is intended for non‑reversing operation and is commonly used as a disconnect in motor circuits, pumps, or HVAC equipment, providing a dedicated isolation point in control panels and enclosures.
