The Whadda WSHA138 Thermostat Kit is a practical and educational DIY electronic temperature controller designed for hobbyists, students, and electronics enthusiasts. This self-assembly kit allows you to build a fully functional thermostat capable of automatically switching equipment on or off when a preset temperature is reached.

Ideal for learning about temperature sensing and control circuits, the WSHA138 is perfect for projects such as fan control, heating regulation, greenhouse monitoring, incubators, or equipment cooling systems. The kit provides an engaging introduction to analogue electronics while producing a useful finished device.

Once assembled, the thermostat allows the switching point to be easily adjusted, enabling the circuit to respond to changing environmental conditions. Supplied with clear instructions and quality components, the Whadda WSHA138 makes an excellent learning project or practical workshop build.

Fully stocked in the UK, this kit is ready for fast dispatch for electronics enthusiasts, educational use, and DIY automation projects. Previously known as a Velleman MK138