Battery Basics

Hey there! Have you ever wondered what float mode is in a battery charger? Well, I recently came across this article that explains it in detail. Float mode is where the voltage on the battery is maintained at approximately 2.25 volts per cell, or 13.5 volts for a 12V battery. This voltage will maintain the … Read more

The nominal battery voltage is the voltage of a fully charged cell or battery when delivering rated capacity at a specific discharge rate. The nominal voltage per cell is 2V for Lead Acid, 1.2V for Nickel-Cadmium, 1.2V for Nickel Metal Hydride and 3.9V for Lithium Ion (small cells only). So, what is nominal battery voltage? … Read more

If your car’s battery dies, you’re stuck. No matter where you are or what you’re doing, you’re not going anywhere until you can get a jump or replace the battery. That’s why it’s important to know your car’s reserve capacity, or RC. RC is a general indicator of how long a new, fully charged battery … Read more

When you see the white powder on your car battery terminals, it is likely zinc sulfate or lead sulfate crystals. These crystals form when the lead battery is not sufficiently or correctly charged and can lead to sulfation. Sulfation is a much serious problem compared to corrosion and can cause serious damage to your battery. … Read more

You’re driving to work one morning, running late as usual, when you hear a sickening clicking noise coming from your engine. You pull to the side of the road and pop the hood, only to find that your battery is dead. You call a tow truck and your boss to let them know you won’t … Read more