Modular shed update – november ’23
A very cold shed - zero degrees showing on the temperature display. Failed buck converter probably didn't like the solar…
Dual bms problem for sodium ion battery – fixed
Using two BMSs (LiFePO4 and NMC) with a sodium ion battery is not without its problems. One such problem is…
Voltmeter ammeter wattmeter z3-20a
Self-powered voltmeter ammeter wattmeter with LED backlight. Input up to 200V and 20A (not yet tested).
My first sodium ion battery
A 4-cell (4S) sodium ion battery using 33140 cells from http://www.evpromax.com Fitting a battery management system (BMS) from https://www.aliexpress.com/item/1005003070168586.html The…
768wh lifepo4 battery build – bms balancer
Fitting a new balancer (I blew up the old one) and 80A BMS to my 8S5P LiFePO4 battery