Foil Drive Assist Max Sport Battery


Available in 10-15 days after order.


The Foil Drive Assist MAX is the flagship model with maximum power, runtime, thrust and versatility. Suitable for any rider at any skill level for just about any type of foiling you can imagine! The Assist MAX does it all!

The Foil Drive Assist MAX is perfectly suited to those looking for extra thrust for heavier riders or smaller boards and foils, longer ride times and ultimate flexibility of how you choose to foil. Surf, Wing, Downwind, Wake and Flatwater, the Assist MAX does it all!


It doesn’t matter if your surfing, down winding, Winging or in flat Water, the Assist Max is for everyone, however heavier riders and those wanting to just pull the trigger ang fly will love the extra run time and thrust.If you’ve been around Foil Drive before, the Assist MAX is for anyone who loves the runtime of the Assist PLUS and is keen on more power and more runtime! If you’re new to Foil Drive, the MAX is the perfect all rounder!


Maximum Thrust: 27.5kg (60.6lbs) with Three Blade Alloy Props
Weight Range: 3.4 – 4.5kg (7.4-9.9lbs) depending on battery
Dimensions: L415 x W125 x H50mm
Operating Voltage: 40V
Runtime (Generalised): 40min-4hrs depending on use case, battery and other variables.
Recharge Time: Appx. 2-3.5hrs (Power Battery)
Batteries: IP68 rated dust and water resistant.


Gen2 Foil Drive Systems mount between your mast plate and the board. As foil mast tracks are universal, this means it fit’s any board! Simply use the provided locking T nuts and longer mast bolts. Sandwich your Gen2 Foil Drive between your gear for optimal weight distribution and a clean top board surface.


With three simple screws, the motor plug can be removed, allowing the rider to change their cable length and therefore motor mounting position depending on the use case.

With options to use your own foil mast or a fully integrated option, there is more ways to tune your setup than ever!


The smaller, lighter MAX battery, with a reduce weight and runtime. This battery must be used with the Assist MAX, Nose Cone B.

Volts: 40v
Energy: 332.64Wh

The Foil Drive MAX Sport Battery is the smaller, lighter MAX battery with 332 Wh capacity. This offers Assist MAX users the ability to reduce the weight of their install for those riders looking for ultimate performance at the cost of reduced runtime.
As with all Gen2 Foil Drive batteries, the MAX Sport Battery is certified IP68 rated for increased protection and peace of mind against water and dust.
The single power plug contains larger connectors that provide power to the Foil Drive unit and smaller connectors for charging the battery. The included dust cap provides extra protection during storage & transport.
Only compatible with Foil Drive Assist MAX.

Nominal Voltage: 39.6 V Max Voltage: 46.2 V Rated Capacity:  8.4 Ah Rated Capacity: 332.64 Wh Battery Weight: 1.85kg (4lbs) Certifications: UN, CE, IP68


When finalizing your order, state your Foil Drive Gen2 Motor on the Notes section (or contact us by email:

1 – Foil Drive Gen2 Motor – 15cm/ 6″
2 – Foil Drive Gen2 Motor – 20cm/ 8″
3 – Foil Drive Gen2 Motor – 25cm/ 10″
4 – Foil Drive Gen2 Motor – 60cm/ 23.5″
5 – Foil Drive Gen2 Motor – 70cm/ 27.5″

If you want to place the motor at different heights on your mast with maximum performance and minimum drag, you can add a Foil Drive Gen2 Stator Only (with cable) for more 533 euros:
1 – Foil Drive Gen2 Stator Only – 15cm/ 6″
2 – Foil Drive Gen2 Stator Only – 20cm/ 8″
3 – Foil Drive Gen2 Stator Only – 25cm/ 10″
4 – Foil Drive Gen2 Stator Only – 60cm/ 23.5″
5 – Foil Drive Gen2 Stator Only – 70cm/ 27.5″


*Choice of Battery with Lipo Bag*
*Choice of Gen2 Motor with 2 Blade Propeller/Hub and Stubbie Cooler*
*Universal Mast Adaptor

Foil Drive Assist MAX Electronics Box
Motor Plug Protector with Keychain
Foil Drive Nose Cone A
Foil Drive Nose Cone B
Foil Drive Universal Motor Pod – Rear
Foil Drive Universal Motor Pod – Short Nose
Foil Drive Universal Motor Pod – Long Nose
Foil Drive v2 Wireless Throttle Controller
Foil Drive Controller Wrist Strap
Foil Drive Mast Cable Guide 23cm
Foil Drive Controller Wireless Charge Pad
Micro USB Cable
40v Standard Foil Drive Charger 4amp
4x Mast Track Foam Inserts
2x Nose Cone Rocker Pad
2x Battery Grease
4x M8 Assist MAX Mast Plate Bolts 80mm
4x M6 Assist MAX Mast Plate Bolts 80mm
Foil Drive 2.5mm Driver
Torx T40 Tee Handle Driver
Torx T30 Tee Handle Driver
Foil Drive Cleaning Cloth
Foil Drive Gen2 Carry Case

Foil Drive Mounting Bolt Bag
– 4x M8 Locking Tee Nuts
– 4x M6 Locking Tee Nuts
– 4x M3 x 20mm Bolts for Locking Tee Nuts
– 2x M3 x 16mm Latch Locking Bolts

Foil Drive Motor and Pod Bolts Bag
– 4x Motor Pod Bolts (M3 x 12mm)
– 3x Puck Bolts (M3 x 12mm)
– 3x Motor Plug Bolts (M4 x 10mm)

Spare Parts Bag
– 2x O-Ring Seals – Foil Drive Assist MAX
– 2x Latch Assembly – Foil Drive Assist MAX
– 3x Motor Plug Bolts (M3 x 12mm)
– 4x Motor Pod Bolts/Puck Bolts (M3 x 12mm)
– 2x Latch Locking Bolts (M3 x 16mm)
– 2x Propeller Bolts (M3 x 30mm)
– 2x Latch Pivot Bolts (M3 x 45mm)

MAX Power Battery
MAX Sport Battery (available early 2024)
Universal Motor Systems for Gen2
Project Cedrus Integrated Mast for Gen2
AXIS Integrated Mast for Gen2


Max Thrust: 27.5kg (60.6lbs)
Weight Range: 3.4-4.5kg (7.4-9.9lbs)
Dimensions with Long A Nose Cone: L525 x W250 x H50mm
Dimensions with Short B Nose Cone: L415 x W250xH50mm
App compatibility: Foil Drive app, Android and IOS

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