Solo-Float is a direct acting float switch for controlling 1-1/2 HP and smaller pump motors. The new Solo-Float has been completely redesigned and uses a metal ball rolling back and forth in a tube to actuate a reliable, snap-action switch. An adjustable, plastic clamp with stainless steel hose clamp is provided for attaching the Solo-Float at the appropriate level on the pump discharge pipe. By varying the tether length, a pumping range of 8"-14" can be achieved. 50 Ft. Cord Length Blunt Cut with Cord Weight. According to manufacturer these units are UL Listed File E61894. Contact sales@anchorscientific.com for more information.