Solar and energy related kits

This is the bare PCB for our 30A speed controller kit. Build it up using just the parts you need, modify it to suit your application, or whatever. This is the PCB only, no electronic components are...

This speed controller uses pulse-width modulation to allow you to vary the speed of 12 or 24 volt DC motors from 0 to 100%. It is also suitable for controlling loads such as incandescent/halogen...

This device (previously sold by the Alternative Technology Association) allows you to drive pumps and other motor driven devices directly from a solar panel or panels, without the need for batteries....

This device (previously sold by the Alternative Technology Association) allows you to drive pumps and other motor driven devices directly from a solar panel or panels, without the need for batteries....

This is the bare PCB for the 12 and 20 amp maximiser kit, a device (previously sold by the Alternative Technology Association) which allows you to drive pumps and other motor driven devices directly...