Getting tired of changing socks and needed a project so I designed this in Tinkercad to fit in my 40g breeder sump. I've only dry tested so far but seems like it'll work ok. The motor, power supply, and float switch can all be purchased off of Amazon pretty cheap. STLs are here...
1x Bringsmart 12V 6rpm DC Worm Gear Motor
1x Side Mounted Horizontal Liquid Float Switch
4x M3*8 Cap Screws
SK-3000 Replacement Fine Fleece XL
1x Bringsmart 12V 6rpm DC Worm Gear Motor
1x Side Mounted Horizontal Liquid Float Switch
4x M3*8 Cap Screws
SK-3000 Replacement Fine Fleece XL