# Your question: How long does a 12v motorcycle battery take to charge?

Contents

So, how long does it take to charge a motorcycle battery? At least 6 hours and up to 24 hours. A brand new lead acid, 12 volt battery under a constant-current charge, will take 5 – 8 hours to charge up to 70%. The remaining 30% will require another 7 – 10 hours before it is ready to install on the motorcycle.

## Does a motorcycle battery charge while idling?

Technically, a motorcycle battery does charge while the motorcycle is idling though it does not provide as much amperage as when the motorcycle is at higher speeds. During a normal ride, a motorcycle provides about 13, 14, or 15 amps while idling only provides less than 1 amp.

## How long does it take to charge a motorcycle battery while riding?

That’s what is designed to happen, so if your alternator and battery are in fine fettle, a 30 minute ride should easily be enough to top up the battery.

IT IS INTERESTING:  How many watts are motorcycle speakers?

## How long does it take to charge a motorcycle battery at 2 amps?

Three basic types, for the purpose of this answer. Most motorcycle Batteries should be charged to max at the rate of one tenth the amp rating of the battery. So a battery rated twenty amps, should be charged for 10 hours at the rate of no more than 2 amps.

## Can you overcharge a motorcycle battery?

Overcharging a battery can lead to all sort of problems: The electrolyte may boil, the battery can overheat and buckle the plates and, in extreme cases, the battery may even blow up, especially if excess hydrogen gas is released and there’s a spark handy.

## Is it bad to let a motorcycle idle?

You’re better off just letting your motorcycle sit unless you are actually going to ride it for a fair distance. You see, idling your motorcycle in the cold not only wastes fuel, but it’s also stripping oil from critical components that help your engine run, namely the cylinders and pistons.

## How many volts does a motorcycle battery need to start?

A healthy 12 volt battery should ideally register around 12.7-12.8 volts at rest, but anywhere between 12.5-13.5 volts indicates a serviceable battery. Once a battery drops below 12.4 volts, your bike will struggle to start, and at under 11.8 volts, 12 volt batteries are considered to be dead.

## Why do motorcycle batteries die so fast?

All too often, motorcycle batteries die young, murdered by neglect. Dehydration, improper charging, and a slow discharge during storage all shorten a battery’s life. … To prevent these draws from killing your battery, you could disconnect the battery, but even if there is no load on them, batteries self-discharge.

## How long does a motorcycle battery last without starting?

A newer battery should last months without starting or a trickle charger (but I wouldn’t recommend it) while older batteries might not turn the bike back on after you stall. you can get a battery tender Jr. for like \$20 and you now have a quick connect for accessories too. Mine goes about 2.5 months before it dies.

## Can you start a motorcycle while on a trickle charger?

It’s no problem jump starting a motorcycle from a car or another motorcycle. … Even if you do it from a running car, it’s 14.2 V as opposed to 12.8 V of a fully charged battery, the jump start won’t damage the bikes charging system.

## What amp should I charge my motorcycle battery at?

When charging a motorcycle or other small battery, the battery charger should not exceed 3 amps. Most automotive types of battery chargers are not suitable due to higher current output. While maintaining a battery at its full state-of charge will ensure optimum life, overcharging may significantly reduce it.

## How long can I leave a trickle charger on my motorcycle battery?

So 16 hours is the maximum safe time that the battery should be on that charger. The longer it is left on the hotter the battery will get and over time it will boil the battery dry.

## Can you overcharge a battery at 2 amps?

A: If you leave the charger connected continuously, even at a mere 2 amps, the battery eventually will die. Overcharging a battery causes excessive gassing — the electrolyte gets hot and both hydrogen and oxygen gas are generated.

## Can you leave a trickle charger on overnight?

It can take longer if you have a larger battery. You should hook up the trickle charger 10 to 15 hours after a full charge. However, if you plan to leave your car idle for weeks or months unsupervised, you can leave the trickle charger on. It will safely charge the battery whenever the battery level drops.

IT IS INTERESTING:  Who is the founder of Ducati?

## Can you leave a trickle charger on all winter?

Some trickle chargers can be left on a battery indefinitely. These would be used on a vehicle that is not used all the time or is stored away for the winter or the summer. A trickle charger built specifically for this is left on in the event that the vehicle is needed in an emergency or other unexpected situation.

## Can a trickle charger ruin a battery?

Leaving a battery connected to a trickle charger for too long can lead to overcharging, causing damage to the battery. … Although they can’t recharge a dead battery, they can be used frequently and left connected to a battery without any risk of overcharging.