[Peter Sobey] had a solar hot water heater installed in his home, which worked great until he relocated his kitchen to a neighboring room. Now a good bit further from the tank, the hot water reaching ...

solar water heater temperature controller 1.microcomputer as moisture humidity controller USES the high polymer humidity sensor, relay control output, has high sensitivity, fast response speed, ...

High Quality LTC 3X Refrigeration Intelligent Temperature Controller US 5-15 / Piece 100 Piece/Pieces (Min.Order) High Quality ATC 210 Digital Temperature Controller For Incubator US 5-15 / Piece 100 ...

As connected as we are, reliable and affordable internet is still a luxury in the far reaches. [kohleick’s] country home is not just remote; with temperatures dropping to -30C in the winter, it’s ...

What happens when an engineer builds a smart garden? This Arduino-powered system automates watering while collecting real-time data on soil moisture, temperature, and sunlight. From sensor calibration ...