Granted this is a question we hear mostly in the winter, it is however a question we get asked from time to time.
In a partially discharged state, the electrolyte in a lead acid battery may freeze. At a 40% state of charge, electrolyte will freeze if the temperature reaches approximately 16.0°F (8.9°C).
The freezing temperature of [...]

Hi,
 
I have a Chinese electric Moped that I have been test riding for my own amusement since July. It has 5 batteries in a string for 60 volts to run a 2,000 watt brushless motor.
The batteries are called GreenSaver and are a silicone lead AGM type of battery, not the typical lead acid AGM type.
I [...]