Stuff that I overpurchased and that needs a new home. Let me know if you want any of this. eTransfer me some cash and I’ll deliver it to VHS.
Olimex ESP32-POE Dev Boards
$30 CAD (10 available)
These ESP32 devboards can be powered by standard Power-Over-Ethernet, and can use that Ethernet for network access too. Ideal for IoT projects such as sensors, displays, lights, where Ethernet is used both for power and networking backhaul.
https://www.olimex.com/Products/IoT/ESP32/ESP32-POE/open-source-hardware
wESP32 PoE Devboards
$60 CAD (5 available)
These are also ESP32 PoE devboards, but have full isolation and are generally a bit fancier than the Olimex ones.
Flow Meters
These can measure the rate of liquid flow. They send pulses to a microcontroller. You count the pulses to know how much liquid has flowed.
3/4" NPT
$15 CAD (3 available)
Product Info
1/2" NPT
$7.00 CAD (3 available)
Product Info