Amazon.com: DC 12V Thermoelectric Cooler Peltier System Semiconductor Refrigeration Water Chiller Cooling Device for Fish Tank (120W for 30L Tank) : Electronics
Extremely cheap DWC water cooler controlled with a thermostat. | 420 Magazine
DIY Chiller from air dehumidifier
DIY aquarium Chiller from modified dehumidifier or air conditioner
200$ AliExpress DIY Water Chiller - YouTube
Refrigeration Water Chiller DIY Water Cooling System Cooler for Fish Tank 30L US | eBay
DIY WATER CHILLER - THCFarmer
DIY Water Chiller for Ice Barrel 300 - Recovatech
Simple DIY Water Chiller for Hydro! | 420 Magazine
DIY PC chiller version 2.0 (Final proof of concept) - YouTube
12V Thermoelectric Cooler Water Chiller DIY Cooling System for Fish Tank 30L | eBay
DIY water chiller (DIY 冷水機), 寵物用品, 寵物家品及其他- Carousell
Amazon.com: Thermoelectric Cooler Refrigeration Water Chiller DIY Water Cooling System Cooler Device Aquarium Tank Accessories for Axolotl Fish Tank 120W/180W for 30L/40L Tank (120W for 30L Tank) : Pet Supplies