Sodium ion cells from hakadi battery
Some large format sodium ion cells and battery management systems (BMSs) from hakadibattery.com https://hakadibattery.com/products/hakadi-sodium-ion-18650-3-0-v-1500mah-battery-original-rechargeable-
New product peek
A quick look at some new items I've bought on eBay and Aliexpress. https://www.aliexpress.com/item/1005006168244615.html https://www.aliexpress.com/item/1005005297734867.html https://www.aliexpress.c
Shed condensation #shorts #shed
This is why I need to put covers on my electronics in the shed
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
Sunshine fun mine – neon sign from neonip
Custom neon signs in a range of colours, fonts and graphical elements. The sign is mounted on 5mm acrylic and…
Sodium ion batteries from evpromax.com
A selection of sodium ion cells. 18650, 26700 and 33140 cells offer 1300mAh, 3300mAh and 10,000mAh respectively. http://www.evpromax.com