Xiaoli Sunsun hang on back filters

The SunSun Xiaoli Sunsun XBL 400, 500, and 600 hang-on aquarium filters deliver powerful multi-stage filtration with strong water flow and ultra-silent operation. Designed for freshwater and planted aquariums, the XBL series features an external hang-on design, surface skimmer, and energy-efficient motor to maintain crystal-clear and healthy aquarium water. Suitable for small to large fish tanks, these filters are easy to install, low maintenance, and ideal for beginners and professionals.