Sodium-ion batteries, without the sales fog
Sodium-ion batteries use sodium as a key charge carrier instead of lithium. The practical buyer question is not whether sodium is fashionable; it is whether a specific battery, from a specific supplier, fits a specific job.
What to check first
- Rated capacity and usable capacity
- Cycle-life claim and test conditions
- Charge and discharge temperature limits
- BMS protections and communications
- Compatible chargers, inverters, and solar controllers
- Warranty terms and local support
This guide will grow into the plain-English starting point for sodium battery buyers in Australia.