Depends a bit on if you mean in regular production or custom builds. Highest volt in big regular production is 24 volts, although there are some 48 volt batteries intended for forklifts and machinery like that.
The industry has been wanting to go higher voltages, but with higher voltages comes higher dangers, and eventually designers have to follow other rules in how to build and how to handle the equipment which can be a compessing reason to stay at 48 volts or below.
Battery powered race cars can run into hundreds of volts.
the 300maAH is volt rechargeable battery is the highest true capacity battery
No
if it is any think over 1 volt it is not a cell battery it is just a 6 volt battery if you had a 1 volt then it would be a cell battery
No, it will overcharge the 6 volt battery.
The battery is a 12 volt.
No
1 volt battery does not exist.
Charge it with a 12 volt battery charger.
No, you cannot charge an 8 volt battery with a 6 volt charger. The voltage of the charger must match the voltage of the battery.
Impossible to do with a single 6 volt battery.
No chargers usually produce about 1.5 volts above the battery to be charged. By connecting a 12 volt charger to an eight volt battery it will boil the electrolyte in the battery.
can 6 ,12 volt battery be wire to make in to one 24 volt battery for solar use in home