Bestway Swimming Pool Filter Pump Replacement Cartridge Type III 58012 (12 Pack) Bestway Filter Cartridge Type - III 220-240V~/12V~ 4,921 L (1,300 gal.); 5,678 L (1,500 gal.) per hour filter pumps 110-120V~ 2,006 L (530 gal.); 3,028 L (800 gal.), 4,921 L (1,300 gal.); and 5,678 L (1,500 gal) per hour filter pumps Easy to clean Quantity: 12 cartridges