Just relax in your pool and let the Intex 530 GPH Filter Pump take care of the filtration. This cartridge filter pump is the best little workhorse you ll find to keep your pool sparkling clean. Designed for all 8-foot 10-foot and 12-foot Intex Above Ground Pools it s also great for Sand-n-Sun Aqua Leisure and other pools with 1.25-inch diameter hose connections. To install Just hook up hoses and plug into a 110-120V power outlet. Easy-to-clean replaceable 29000E type A filter cartridge included. The GFCI (ground fault circuit interrupter) feature on the 530 GPH pump provides additional safety and protection. Your pump will shut off automatically if the electrical current is exposed to water. Please note the previous Intex model 58603E does not include this additional feature.