Product Support

12V FUSION Onboard Charger

Charging a brand-new lithium battery?
It's normal for the Fusion 4-Bank to return to Deep Charge (flashing red) at a low current after reaching full on the very first charge.
Your battery's BMS is top-balancing the cells for the first time. Read More

FAQ's

Yes. It is safe to leave the FORM Charge charger connected to your batteries for extended periods of time. The charger automatically stops charging once the battery is fully charged. It will run top-off charges to keep the batteries full.

Yes, the FORM Charge charger will work with AGM batteries. 

To maintain your golf cart batteries, check the water levels monthly and ensure the water covers the lead plates. Always use distilled water and fill carefully to just below the fill well to avoid overfilling. It’s best to charge the batteries before adding water, as charging can cause the water to expand. Avoid using tap water, as minerals can damage the batteries.

Find more detailed instructions on battery water maintenance please here.

Bubbling sounds during charging are normal and occur as hydrogen gas is released, which helps maintain battery health.

If water is spilling out, the batteries were likely overfilled or filled before charging. Use a turkey baster to remove excess water until the level is just above the plates. If spills continue, unplug the charger and check the water levels.

For detailed troubleshooting on bubbling batteries click here.

To properly mount your FUSION charger, follow these instructions.

All FORM Charge chargers come with a 24-month warranty.
If registered within 30 days of purchase, the warranty can be extended to a 60-month warranty.

To make it easy for our customers, we do not require our FORM Charge chargers to be registered for the 24 month warranty that comes with your charger. To process your warranty, the original Amazon order number is required.
For chargers purchased after September 1st, 2024, you may register for an extended 60-month warranty.

If the troubleshooting steps were unsuccessful and you are still experiencing issues, please complete a Warranty Application to make a warranty claim.

Yes, a wholesale program is available for vendors such as licensed golf cart dealers, golf courses, and repair shops looking to make discounted bulk purchases. All FORM Charge models, which include common plug types and onboard systems, are available for resale to approved wholesale vendors.

Find our wholesale registration here.

Each lead is around 6 feet long, but if more length is needed, the leads can be extended. Follow these steps to extend the lead.

What issue are you encountering?

Troubleshooting

The charger lights do not come on

Does the outlet work with other devices?

Does the outlet work with other devices?

Charging ends before the batteries are fully charged

What does the LED do when you plug in the charger?

What does the LED do when you plug in the charger?

The charger is not charging my batteries at all

What does the LED do when you plug in the charger?

What does the LED do when you plug in the charger?

The charger LED is stuck solid red

Do the batteries have enough power to move the cart?

Do the batteries have enough power to move the cart?

LED turns solid green even though the batteries aren't full
Charging causes the breaker or GFCI outlet to trip

Is the charger plugged into an extension cord?

Is the charger plugged into an extension cord?

Need Additional Help or Want to File a Warranty Claim?

We have charger product specialists available to help