Price from $3,410

Torqeedo Ultralight 403 – Kayak motor

(1HP equivalent)

With a total weight of 7 kg, including the battery, the Torqeedo Ultralight 403 kayak motor defines a new class of electric trolling motors. The kayak motor is uncompromisingly designed for the use on kayaks, canoes and other very light boats. The unit consists of a shaft, a lithium battery and a remote throttle.

Due to its unique mounting system, the Torqeedo Ultralight can be attached to almost any rigid kayak. The kayak motor can be tilted into and out of the water during use and is designed completely waterproof – it can even be operated under water.

GPS Receiver

The kayak motor includes a GPS receiver providing data for a multifunctional display all integrated in the remote throttle. Information displayed includes battery charge status, remaining range, speed over ground and power consumption.

Superior Motor

The motor delivers a maximum speed of up to 10 km/h and a range of up to 40 km.

Connection to kayak rudder provides easy steering (possible for most kayaks), waterproof travel pack for transport and storage and battery charger are included in the delivery.

Easy to recharge

The battery can be recharged from normal household power or with the optional foldable solar charger, even while underway.

Complete light-weight system including:

  • motor with integrated controller
  • mounting ball & adjustable bracket OR angler ‘A’ style bracket
  • throttle with integrated display
  • Lithium battery with USB connection
  • compatible with steering system of all popular kayak models
  • waterproof storage bag
  • battery charger


  • Capable of traveling at up to 10 km/hr and covering up to 40km
  • Safe ,with emergency kill switch and auto-stop in case of capsize
  • Lightweight: 7 kg incl battery
  • Waterproof to IP67
Product Price
Ultralight 403 na
Ultralight 403A $3,410
Ultralight 403AC $4,180
Kayak bracket $363
Mounting ball (only for 403A and AC models) na
Spare battery (standard 320Wh) na
Spare battery (high capacity 915Wh) $1,650

TORQEEDO ULTRALIGHT 403A with standard capacity battery (320Wh):

  Speed in knots (km/h) Range in nm (km) Running time (hh:mm)
Slow 2.3 (4.2) 19 (35) 8:20
Half throttle 3.2 (6.0) 13 (25) 4:10
Full throttle 5.0 (9.3) 4 (8) 00:48

* Speed and range depends on type of kayak, load and conditions. Data is indicative only and do not represent a legal guarantee.

Specifications Ultralight 403 A
Input power in watts 400
Propulsive power in watts 180
Comparable petrol outboards (propulsive power) 1 HP
Comparable petrol outboards (thrust) 2 HP
Maximum overall efficiency in % 45
Static thrust in lbs* 33
Integrated battery 320 Wh Lithium
Nominal voltage 29.6
Total weight in kg 8.8
Motor weight without battery in kg 5.0
Weight of integrated battery 3.8
Shaft length in cm 45
Standard propeller
(v = speed in km/h at p = power in watts)
Alternative propeller options
Maximum propeller speed in rpm 1,200
Control Remote throttle
Steering Provision to connect to kayak rudder; lockable
Tilting device Manual with grounding protection
Trim device
Stepless forward/reverse drive Yes
Integrated on-board computer Yes

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