Automated Pool Controller

Jerad Jacob designed this board to monitor and control a swimming pool:



Cloud-based pump speed, solar collector controls, and temperature monitoring for your pool with SmartThings and Alexa integration

Timer Control of a Hayward Tristar VS Pump and Hayward GL-235 Solar Pool Controller


osmosis has shared the project on OSH Park:

Pool Controller v2.2

Order from OSH Park

Automated Pool Controller

K3 Latching Solenoid Driver

ronald.sutherland created this driver board for a latching solenoid or relay coil:

K3: Latching Solenoid or Relay driver

three half bridge and a common half bridge that can be used to discharge a (9V/12V/24V) capacitively stored charge into a latching Solenoid or Relay coil


The design files are available on GitHub:

images11 epccs/Driver/K3


epccs has shared the board on OSH Park:


Order from OSH Park

K3 Latching Solenoid Driver