This product can be found in: Fish Tank Supplies   UK Standard Delivery FREE on orders over £39*   Eheim Impeller (50Hz) 7632600 54534 0 reviews | Login to review £12.99 The Eheim Impeller (50Hz) 7632600 is a replacement impeller for the following Eheim units: Eheim Classic 250 (2013/2113/2213/2313). The impeller rotates 24 hours a day in the pump and is responsible for driving it, thus is subject to wear and tear. It is a good idea to keep a check on this part and replace when necessary. Discontinued Unfortunately, this item has been discontinued.