Effective June 30th, 2014, Rule Industries will no longer be accepting orders for any variation of the pool cover pump. Rule Industries will remain committed to their customers by honoring their warranty. If a pool cover pump customer requires warranty assistance, they will make every effort to assist the customer. See Rule Pool Cover Pump Warranty Claim Form below.The Rule 1800 H53SP-24 Swimming Pool Cover Pump is a centrifugal pump controlled by computer rather than float switch, checking for water every two and a half minutes. This pump turns on when water is one inch deep and brings the water level down to 1/2 of an inch before it turns off. A wide strainer base protects against clogging from leaves and debris. Freeze and jam protected, this pump shuts down before it is damaged. The Rule H53SP-24 works in both salt and fresh water and costs less to operate, using only 100 watts of power. The ¼ HP, 110 Volts, 1 Amps, UL motor is water cooled- and requires no oil lubrication. This pump features a stainless steel shaft and a nylon impeller. The Rule H53SP-24 pump delivers 1800 gallons per hour at zero feet of head. A 24-foot cord with three-prong plug, standard elbow, and garden hose adapter are included. Length 4.875”, Height 8.475”, Width 4.875”