Foil Drive 43V Standard Charger - How to use, battery compatibility, charging rates, charging modes, troubleshooting

<h1 style="text-align: left; line-height: 1.15;" id="this-guide-explains-how-to-use-your-foil-drive-43v-charger-including-compatibility-charging-behaviour-led-indicators-storage-mode-and-troubleshooting-steps">This guide explains how to use your Foil Drive 43V charger, including compatibility, charging behaviour, LED indicators, storage mode, and troubleshooting steps.</h1><h2 id="isPasted" style="text-align: center; line-height: 2;">Compatibility</h2>The 43V charger is designed specifically for:<ul data-spread="false"><li style="font-size: 14px; line-height: 2;">Foil Drive 43V Fusion batteries</li></ul>It is not compatible with:<ul data-spread="false"><li style="font-size: 14px; line-height: 2;">Gen2 batteries</li><li style="font-size: 14px; line-height: 2;">Any non&#x2013;Foil Drive batteries</li></ul>This is due to the built-in Battery Management System (BMS) handshake, which allows the charger and battery to communicate safely before charging begins.<h2 id="isPasted" style="text-align: center; line-height: 2;">Charging Behaviour</h2>The 43V charging profile is designed to balance speed, battery health, and safety.<h3 style="line-height: 2;" id="charging-stages">Charging stages:</h3><ul data-spread="false"><li style="font-size: 14px; line-height: 2;">0&#x2013;5%: Slow initial charging</li><li style="font-size: 14px; line-height: 2;">6&#x2013;~90%: Fast charging phase</li><li style="font-size: 14px; line-height: 2;">~91%+: Charging slows significantly</li><li style="font-size: 14px; line-height: 2;">98&#x2013;99%: Final &#x201C;trickle&#x201D; top-up phase</li></ul>Tip:&#xA0;If you&apos;re short on time, it is safe to unplug the battery at ~98&#x2013;99% for use. You will still have full practical runtime.<h2 id="isPasted" style="text-align: center; line-height: 2;">Power Requirements</h2>For correct operation, the charger must be connected to:<ul data-spread="false"><li style="font-size: 14px; line-height: 2;">100&#x2013;240V AC mains power</li><li style="font-size: 14px; line-height: 2;">A surge-protected outlet</li><li style="font-size: 14px; line-height: 2;">A power source capable of supporting approximately 650W draw</li></ul><h3 style="line-height: 2;" id="avoid-using">Avoid using:</h3><ul data-spread="false"><li style="font-size: 14px; line-height: 2;">Cheap DC-to-AC inverters (especially non&#x2013;pure sine wave)</li><li style="font-size: 14px; line-height: 2;">Low-quality or unstable generators</li></ul>These may cause:<ul data-spread="false"><li style="font-size: 14px; line-height: 2;">charging errors</li><li style="font-size: 14px; line-height: 2;">incomplete charging cycles</li><li style="font-size: 14px; line-height: 2;">charger malfunction or shutdown</li></ul><h2 id="isPasted" style="text-align: center; line-height: 2;">How to Charge Your Battery</h2><ol data-spread="true" start="1"><li style="font-size: 14px;">Plug the charger into a suitable power outlet<ul data-spread="false" style="font-size: initial;"><li style="font-size: 14px; line-height: 2;">Charger will display flashing yellow (standby mode)</li></ul></li><li style="font-size: 14px;">Connect the charger to the battery<ul data-spread="false" style="font-size: initial;"><li style="font-size: 14px; line-height: 2;">Ensure correct alignment before inserting</li><li style="font-size: 14px; line-height: 2;">Do not force the connector (this may damage pins)</li></ul></li><li style="font-size: 14px;">Charging begins automatically<ul data-spread="false" style="font-size: initial;"><li style="font-size: 14px; line-height: 2;">Fan will activate</li><li style="font-size: 14px; line-height: 2;">LED changes to flashing green</li></ul></li><li style="font-size: 14px;">Charging complete<ul data-spread="false" style="font-size: initial;"><li style="font-size: 14px; line-height: 2;">LED becomes solid green</li></ul></li></ol><h2 id="isPasted" style="text-align: center; line-height: 2;">Storage Charge Mode (60%)</h2>The 43V charger includes a Storage Mode to help extend battery life during periods of non-use.<h2 style="line-height: 2;" id="what-it-does">What it does:</h2><ul data-spread="false"><li style="font-size: 14px; line-height: 2;">Charges battery to approximately 60% only</li><li style="font-size: 14px; line-height: 2;">Ideal for long-term storage or travel downtime</li></ul><h2 style="line-height: 2;" id="how-to-use">How to use:</h2><ul data-spread="false"><li style="font-size: 14px;">Press the mode button on the charger<ul data-spread="false" style="font-size: initial;"><li style="font-size: 14px; line-height: 2;">Button OUT = Normal charging (100%)</li><li style="font-size: 14px; line-height: 2;">Button IN = Storage mode (60%)</li></ul></li><li style="font-size: 14px; line-height: 2;">Connect battery to charger</li><li style="font-size: 14px; line-height: 2;">Charging will stop automatically at ~60%</li></ul><h2 id="isPasted" style="text-align: center; line-height: 2;">Safety &amp; Best Practice Notes</h2><ul data-spread="false"><li style="font-size: 14px; line-height: 2;">Always ensure connectors are aligned before inserting</li><li style="font-size: 14px; line-height: 2;">Do not force or twist charging plugs</li><li style="font-size: 14px; line-height: 2;">Allow charger fan to run freely during use</li><li style="font-size: 14px; line-height: 2;">Use only approved Foil Drive charging equipment</li></ul>Watch the video below to learn more about the 43V Battery Charger<iframe width="100%" src="https://www.youtube.com/embed/xCNi7LKuZaE?&amp;wmode=opaque&amp;rel=0" frameborder="0" allowfullscreen class="fr-draggable">&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;</iframe>View and download the <a href="https://cdn.shopify.com/s/files/1/0626/8423/3901/files/Foil_Drive_43V_Charger_Manual_Online_Copy.pdf?v=1767915373" target="_blank" rel="noopener noreferrer">43V Standard Charger User Manual here</a>

Fusion Charger - Overview and User Guide

This article covers common Fusion battery charging questions, troubleshooting tips and best practices to help you get the most from your battery and charger. Fusion batteries support both:. If you select Storage Charge on the charger when the battery

This article covers common Fusion battery charging questions, troubleshooting tips and best practices to help you get the most from your battery and charger.<h2 style="text-align: center; line-height: 2;" id="charging-to-full-vs-storage-charge">Charging to Full vs Storage Charge</h2>Fusion batteries support both:<ul data-spread="false"><li style="font-size: 14px; line-height: 2;">Full Charge</li><li style="font-size: 14px; line-height: 2;">Storage Charge</li></ul>If you select Storage Charge on the charger when the battery is already above the storage charge level (60%), the charger will stop immediately. This is normal behaviour.<h1 id="isPasted" style="text-align: center; line-height: 2;">Charging Without the Battery Caddy</h1>The Fusion battery can be charged either:<ul data-spread="false"><li style="font-size: 14px; line-height: 2;">through the Battery Caddy</li><li style="font-size: 14px; line-height: 2;">or by connecting the charger directly to the battery.</li></ul>Both methods function exactly the same.<h1 id="isPasted" style="text-align: center; line-height: 2;">Storage Charging After Riding</h1>If you&apos;ve ridden your battery down to a very low state of charge (single-digit percentage), it is important to recharge it to Storage Charge within a few days.Fusion batteries contain an active BMS and Bluetooth system which consume a very small amount of power, even while the battery is stored.Leaving a battery at a very low state of charge for an extended period can result in over-discharge.<h3 style="line-height: 2;" id="best-practice">Best practice</h3>After your session:<ul data-spread="false"><li style="font-size: 14px; line-height: 2;">place the battery on Storage Charge</li><li style="font-size: 14px; line-height: 2;">allow it to reach storage level</li><li style="font-size: 14px; line-height: 2;">store it until your next ride.</li></ul>This keeps the battery healthy and means your next full charge is quicker.<h1 id="isPasted" style="text-align: center; line-height: 2;">Long-Term Storage (Winter Storage)</h1>If your battery will not be used for several months:<ul data-spread="false"><li style="font-size: 14px; line-height: 2;">charge it to Storage Charge</li><li style="font-size: 14px; line-height: 2;">store it in a cool, dry location.</li></ul>Important:&#xA0;Do not store a battery that has been discharged below approximately 10% for long periods.&#xA0;Doing so may allow the battery to self-discharge below its safe operating voltage.A battery stored correctly at Storage Charge can typically remain healthy for many months.

Fusion Battery - Charging and Best Practices

The Foil Drive Battery Caddy is a convenient way to charge, discharge and store your Fusion Battery. It also provides a clear display of your battery's state of charge, charging status and estimated charging or discharge time. While the Battery Caddy

The Foil Drive Battery Caddy is a convenient way to charge, discharge and store your Fusion Battery. It also provides a clear display of your battery&apos;s state of charge, charging status and estimated charging or discharge time.While the Battery Caddy is designed primarily for the Fusion Battery, it can also be used to discharge compatible Gen2 batteries to their recommended storage level.This article explains the Battery Caddy&apos;s main features and how to use it correctly.<h1 id="isPasted" style="text-align: center; line-height: 2;">Battery Caddy Overview</h1>The Battery Caddy is a standalone accessory used for interacting with your battery out of the water. It is not required for riding and has no connection to your Foil Drive unit while in use.Its primary functions include:<ul data-spread="false"><li style="font-size: 14px; line-height: 2;">Charging Fusion Batteries</li><li style="font-size: 14px; line-height: 2;">Storage charging</li><li style="font-size: 14px; line-height: 2;">Discharging a battery to storage level</li><li style="font-size: 14px; line-height: 2;">Displaying battery information</li><li style="font-size: 14px; line-height: 2;">USB power output for charging external devices</li></ul>The Battery Caddy also provides a convenient handle, making it easier to transport and store your battery.<h1 id="isPasted" style="line-height: 2; text-align: center;">Installing the Battery</h1>To install the battery:<ol data-spread="false" start="1"><li style="font-size: 14px; line-height: 2;">Ensure the battery label is facing the Foil Drive logo and display.</li><li style="font-size: 14px; line-height: 2;">Open both battery latches.</li><li style="font-size: 14px; line-height: 2;">Slide the battery fully into the caddy.</li><li style="font-size: 14px; line-height: 2;">Close both latches securely.</li></ol>The battery can remain in the Battery Caddy when not in use.Unlike leaving a battery installed in your Foil Drive unit, the Battery Caddy does not consume battery power while it is switched off.<h1 id="isPasted" style="text-align: center; line-height: 2;">Turning the Battery Caddy On</h1>To power on the Battery Caddy:<ol data-spread="false" start="1"><li style="font-size: 14px; line-height: 2;">Press and hold the Power button.</li><li style="font-size: 14px; line-height: 2;">Release once the display turns on.</li></ol>The Battery Caddy will briefly display 100% while it communicates with the battery&apos;s Battery Management System (BMS). Within a few seconds, the correct State of Charge (SoC) will be displayed.If left idle, the Battery Caddy will automatically switch itself off to conserve power.<h1 id="isPasted" style="text-align: center; line-height: 2;">Charging Your Fusion Battery</h1>The Battery Caddy works with the Fusion Charger to charge your battery.To begin charging:<ol data-spread="false" start="1"><li style="font-size: 14px; line-height: 2;">Install the battery into the caddy.</li><li style="font-size: 14px; line-height: 2;">Connect the Fusion Charger.</li><li style="font-size: 14px; line-height: 2;">The charger and battery will communicate automatically.</li><li style="font-size: 14px; line-height: 2;">Charging begins once this handshake is complete.</li></ol>During charging, the display shows:<ul data-spread="false"><li style="font-size: 14px; line-height: 2;">Battery percentage</li><li style="font-size: 14px; line-height: 2;">Charging power (Watts)</li><li style="font-size: 14px; line-height: 2;">Estimated time remaining</li></ul>Charging is fastest between approximately 5% and 80% State of Charge before gradually slowing to balance the battery cells as it approaches full charge.Tip: It&apos;s perfectly acceptable to unplug the battery before it reaches 100% if you&apos;re ready to head out for a session. The final few percent may take longer as the battery completes its balancing process.<h1 id="isPasted" style="text-align: center; line-height: 2;">Discharging to Storage Level</h1>If you&apos;ve fully charged your battery but your session is cancelled, the Battery Caddy can safely discharge the battery back to its ideal storage level.To begin:<ol data-spread="false" start="1"><li style="font-size: 14px; line-height: 2;">Turn the Battery Caddy on.</li><li style="font-size: 14px; line-height: 2;">Select the Discharge function.</li><li style="font-size: 14px; line-height: 2;">Confirm the prompt to start.</li></ol>The Battery Caddy will calculate the estimated discharge time before beginning.Discharging occurs automatically and the Battery Caddy will switch itself off once the target storage level has been reached.<h1 id="isPasted" style="text-align: center; line-height: 2;">Getting the Best Discharge Performance</h1>The Battery Caddy removes energy by converting it into heat through the rear heatsink.For the best performance:<ul data-spread="false"><li style="font-size: 14px; line-height: 2;">Place the Battery Caddy on a hard surface.</li><li style="font-size: 14px; line-height: 2;">Ensure the rear heatsink has good airflow.</li><li style="font-size: 14px; line-height: 2;">Do not place it face-down on carpet, blankets or other soft surfaces.</li></ul>Providing adequate airflow allows the Battery Caddy to discharge more efficiently.<h1 id="isPasted" style="text-align: center; line-height: 2;">USB Power Output</h1>The Battery Caddy can also be used as a portable power bank.Using the USB-A or USB-C ports, you can charge devices such as:<ul data-spread="false"><li style="font-size: 14px; line-height: 2;">Mobile phones</li><li style="font-size: 14px; line-height: 2;">Tablets</li><li style="font-size: 14px; line-height: 2;">Laptops</li><li style="font-size: 14px; line-height: 2;">V3 Controllers</li><li style="font-size: 14px; line-height: 2;">Other USB-powered devices</li></ul>When charging an external device while discharging, the Battery Caddy uses both the internal discharge circuit and the USB output simultaneously, reducing the overall time taken to reach storage charge.<h1 id="isPasted" style="text-align: center; line-height: 2;">Using the Battery Caddy with Gen2 Batteries</h1>The Battery Caddy can also discharge compatible Gen2 batteries to their recommended storage level.Compatible batteries include:<ul data-spread="false"><li style="font-size: 14px; line-height: 2;">Max High Power</li><li style="font-size: 14px; line-height: 2;">Max Power</li><li style="font-size: 14px; line-height: 2;">Max Travel</li></ul>When a Gen2 battery is installed, you&apos;ll be prompted to select the battery type. This allows the Battery Caddy to estimate discharge times more accurately.Important: Gen2 batteries must always be charged using the appropriate Gen2 charger.Watch the video below to learn more about the Battery Caddy<iframe width="100%" src="https://www.youtube.com/embed/8YtCmcFhMcc?&amp;wmode=opaque&amp;rel=0" frameborder="0" allowfullscreen class="fr-draggable">&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;</iframe>

Battery Caddy Overview and User Guide

Charging your Foil Drive battery away from home is a great option for road trips, remote locations and long days at the beach. However, there are a few important considerations to ensure you don't damage your vehicle, charger or battery. This article

Charging your Foil Drive battery away from home is a great option for road trips, remote locations and long days at the beach. However, there are a few important considerations to ensure you don&apos;t damage your vehicle, charger or battery.This article explains the recommended equipment and best practices for safely charging your Foil Drive battery from a car, caravan or portable power station.<h1 id="isPasted" style="text-align: center; line-height: 2;">Charging from a Vehicle Battery</h1>If you&apos;re charging directly from a standard lead-acid or AGM vehicle battery, be aware that charging a Foil Drive battery places a significant load on your vehicle&apos;s electrical system. This means there&apos;s a real risk of flattening your vehicle battery and being unable to start your car.<h2 id="isPasted" style="text-align: left; line-height: 2;">Our Recommendation</h2>If you regularly charge from your vehicle, we strongly recommend installing a dedicated secondary battery.A deep-cycle battery is preferred over a standard starting battery, as it is designed to provide sustained power over long periods rather than the high current bursts required for engine starting.<h2 style="text-align: center; line-height: 2;" id="can-i-charge-from-a-12v-cigarette-socket">Can I Charge from a 12V Cigarette Socket?</h2>No.Most standard 12V accessory (cigarette lighter) sockets are designed to supply less than 100 watts continuously.&#xA0;Foil Drive chargers typically draw approximately 160 watts or more, which exceeds the safe operating capacity of most vehicle accessory sockets.Always connect your inverter directly to an appropriately sized battery using suitable wiring.<h1 id="isPasted" style="text-align: center; line-height: 2;">Choosing the Right Inverter</h1>When charging from a vehicle, you&apos;ll need a suitable DC-to-AC inverter.Important: Always use a Pure Sine Wave inverter.Modified or clipped sine wave inverters often produce poor-quality power that may reduce charging performance and can potentially damage sensitive electronics.We recommend purchasing a quality inverter from a reputable manufacturer rather than inexpensive no-name alternatives.<h2 style="text-align: center; line-height: 2;" id="recommended-portable-power-stations">Recommended Portable Power Stations</h2>Portable power stations are an excellent alternative to charging from your vehicle battery.Recommended options include:<ul data-spread="false"><li style="font-size: 14px; line-height: 2;">The <a href="https://www.bluettipower.com.au/products/bluetti-ac180-portable-power-station" target="_blank" rel="noopener noreferrer">AC180 Portable Power Station</a>, which can recharge approximately two Max Power batteries.</li><li style="font-size: 14px; line-height: 2;">The <a href="https://www.bluettipower.com.au/products/ac200l-portable-power-station" target="_blank" rel="noopener noreferrer">AC200L Portable Power Station</a>, which can recharge approximately four Max Power batteries.</li></ul>These units provide clean, stable power and are well suited to charging Foil Drive batteries while travelling.<h1 id="isPasted" style="text-align: center; line-height: 2;">Charging Safety</h1>When charging from a vehicle or portable power station:<ul data-spread="false"><li style="font-size: 14px; line-height: 2;">Charge in a well-ventilated area.</li><li style="font-size: 14px; line-height: 2;">Keep the charger out of direct sunlight whenever possible.</li><li style="font-size: 14px; line-height: 2;">Never cover the charger while it&apos;s operating.</li><li style="font-size: 14px; line-height: 2;">Ensure there is adequate airflow around both the charger and battery.</li></ul>Warning:&#xA0;Vehicles parked in the sun can become extremely hot. We do not recommend charging batteries inside a closed vehicle, as excessive heat may cause the charger or battery to overheat.<h2 id="isPasted" style="text-align: center; line-height: 2;">Best Practice</h2>For the safest and most reliable charging experience:<ul data-spread="false"><li style="font-size: 14px; line-height: 2;">Use a quality Pure Sine Wave inverter or portable power station.</li><li style="font-size: 14px; line-height: 2;">Avoid charging from a standard 12V accessory socket.</li><li style="font-size: 14px; line-height: 2;">Consider a dedicated deep-cycle battery if charging regularly from your vehicle.</li><li style="font-size: 14px; line-height: 2;">Keep chargers and batteries cool and well-ventilated during charging.</li><li style="font-size: 14px; line-height: 2;">Never leave charging equipment unattended inside a hot, closed vehicle.</li></ul>Following these recommendations will help maximise charging performance while protecting both your Foil Drive equipment and your vehicle&apos;s electrical system.

Charging Your Foil Drive Battery from a Vehicle or Portable Power Station

Contact us if you cannot find the information your need in the help center.

If you have suggestions for new articles or find broken links or errors, please let us know so we can improve this knowledge base!

To contact your local dealer, please see the store locator under the 'Dealers' menu on our foildrive.com website.

Give Foil Drive a call in Adelaide, Australia GMT+9.5

Visit the Website

Find a Local Dealer

Read the Blog

Foil Drive

Charging

Why Did My New Battery Arrive with a Low Charge?

Choosing the Right Board for Foil Drive

Compare Motor Mounting: Universal vs Integrated Masts

Learn, Discover & Compare

International Orders: Currency, duties and import fees

Warranty Policy

Returns & Exchanges

Foil Drive Registration Requirements

Registration Documents

Customer Service

User Warnings

Controller Safety Before Entering the Water

Surf Etiquette & Responsible Foil Driving

Safety

System and Component User Manuals

Fusion

System and Battery User Manuals

Assist MAX

Assist Slim

Controller User Manuals

Product User Manuals

User Manuals

Installing Your Foil Drive on an AXIS Pocket Trench Board

Foil Drive Gen2 Install | Full Unboxing & Assembly

Universal Mini Pod Installation and User Guide

How to Install a V2 Motor on an Integrated Mast

How to Change Cables on a V2 Motor

How to Measure the Correct Bolt Length for your Gen2

Nose Cone Rocker Foam Pads

How to correctly secure latches on your Gen2 system

Fitting Alloy Propellers and Hubs

Universal Mast Adaptor Installation

Assemble & Install

V3 Controller Tutorial - How to Use Your V3 Controller

V3 Controller

V2 Controller Features

How to turn the throttle lock off or change lock timer

Setting up Cruise Control on a V2 controller

How to change the throttle limit on a V2 Controller

V2 Controller

Controller Features and Functions

Foil Drive App Overview, Functions and Getting Started

App Connection Issues

Reprogramming your Units Power Modes

What's New - Recent App Updates

Power Modes explained

How to use Boost Mode

How to use and adjust latency

How to adjust tilt sensor sensitivity

How to adjust the inactivity reminder

Foil Drive Mobile App

Replacing and Securing Bearings on Foil Drive Motor

Stator and Rotor Maintenance

Motor Plug Bolt Care & Repair

Motor

How to Replace the Throttle Spring in a V3 Controller

Replacing Triggers and Springs on a V2 Controller

Controller

O-Ring Seal Care and Maintenance

Visual Inspection of the Electronics Box | Gen1

Fresh Water Dunk Test | Gen1

Are there any improvements in the new V2 latches compared to the previous versions?