Torqeedo Ultralight 403AC



Torqeedo Ultralight 403AC

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730 000 Ft‎

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Torqeedo Ultralight 403AC

Torqeedo Ultralight 403AC

Torqeedo Ultralight 403AC

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Data sheet


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Torqeedo’s lightest outboard, the Ultralight 403 AC, gets you to your favorite spot faster, and lets you stay there longer. It offers reliable performance, an innovative new angler mount and all the high-tech features of a genuine Torqeedo system: GPS built-in, real-time range and runtime display, solar charging and the latest lithium battery technology.

Our extremely light Ultralight 403 AC fits on all popular types of kayak and canoes, and there are special models for special requirements.


  • Weight as low as 11kg complete with battery
  • 1 HP equivalent
  • With 915 Wh high-performance lithium battery
  • Comes including charger, throttle, onboard computer, GPS-based range calculation and emergency magnetic kill switch
  • New angler mount with tilt and park mechanism, plus simple integration with the kayak’s steering unit.
  • Easy to mount on fishing kayaks
  • Range of up to 100 km
  • Equipment included: Ultralight 403 AC with battery, charger, remote throttle, on-board computer, GPS-based range calculation and emergency magnetic stop key
  • Warranty: 2 years for non-commercial use



Speed km/hRange kmRunning time in hours
Half Throttle62504:10
Full Throttle9,37,50:48


Technical data

Input power in watts400
Propulsive power in watts180
Comparable petrol outboards (propulsive power)1 HP
Comparable petrol outboards (thrust)2 HP
Maximum overall efficiency in %45
Static thrust in lbs*33
Integrated battery320 Wh Li-Ion
Nominal voltage29.6
Final charging voltage33.6
Total weight in kg8.8
Motor weight without battery in kg5.0
Weight of integrated battery3.8
Shaft length in cm48
Standard propeller
(v = speed in km/h at p = power in watts)
Alternative propeller options-
Maximum propeller speed in rpm1,200
SteeringProvision to connect to kayak rudder; lockable
Tilting deviceManual with grounding protection
Trim deviceManual, 4-step
Stepless forward/reverse driveYes
Integrated on-board computerYes


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