Special sale price on jbj chillers.
DBM-250 - 779.99
NEW / NANO ARCTICA - UP TO 25G
NEW / MINI ARCTICA - UP TO 40G
These specials may or may not quality for free shipping and or a powerhead or aquarium pump add to cart and click check out to find out which ones will.
Have no idea what size you need to at this informative link which will show you how to size a chiller.