For reversing motors such as hoists, winches, windlasses, ATVs and snowplow blades. Two solenoids in one for cost and space savings and simpler wiring. Two integral solenoids provide dynamic braking for permanent magnet motors when neither coil is energized. 12V: 24450B, 24V: 24450-02B. Visit us at https://saaeaustralia.com.au/product/cole-hersee-motor-reversing-solenoid-24v/