ECM Classika II PID - In Depth Review - Espresso Outlet LLC
Amazon.com: Ascaso Dream PID Programmable Home Espresso Machine w/Volumetric Controls, 120V, Walnut (Kid Blue): Home & Kitchen
CoffeePID - a generic PID controller for coffee machines — 1024kilobyte
PID Retrofit KIT for Gaggia Classic Pro & Classic & Home PID Temperature Control Retrofit KIT for Rancilio Silvia Espresso Machine [KIT-GG] - $139.99 : Auber Instruments, Inc., Temperature control solutions for