I brewed a 5 gal batch of Amber Ale this past week with my newly acquired eBay black pumps with speed control on my finished wood brew rig. I have to say, I was super impressed by them and how they handled all aspects of the brew session. I transferred hot water from my kettle to my tun...
Here is the forum for the pumps. It's a lot of info to weed through, but the last few pages have good info. They are food grade 12vdc pumps made in China that I purchased on eBay for $25 each. They don't have tapered threads, so I had to use a significant amount of Teflon tape to make the cam...
After scouring this thread, I purchased 2 of the little black pumps for $25 each on eBay. I also purchased 2 3A speed controllers from eBay and hooked them up to the pumps. I did a test run using boiling water from my kettle through one pump to the wort side of my plate chiller and cold water...