SE40/125S, Single Prop 88 lbs of Thrust

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The SE40/125S, with a single propeller, provides 88 lbs (40 kg) of thrust at 10.5VDC and 105 lbs (48 kg) at 12VDC, suitable for boats approximately 26-34 feet (8-10.5 m) in length. With a tunnel diameter of 4.92″ (125 mm), it has a power output of 3 hp (2.2 kW) at 10.5V. A 250 Amp fuse (SMANL250) and a minimum battery capacity of 570 CCA SAE are recommended. Approximate weight: 25 lbs.

Side-Power SE40/125S Thruster (Sealed Gearleg), 125mm, 12VThe SE40 thruster gets every ounce of power you could want out of a 5″ tunnel thruster. Side-Power’s proprietary IPC system ensures safety and reliability while maintaining high thrust output and low-noise operation. Customize your thruster system with our wide range of controls, remotes and other add-ons.


Other items to consider when purchasing a new thruster:

  • Bow Tunnel or Stern Tunnel
  • Control Panels and Remote Controls
  • AutoMainswitch, Battery Disconnect, Fuse & Fuseholder
  • 4-Wire Harnesses (when not using AutoMainswitch)
  • 5-Wire Harnesses (for use with AutoMainswitch)
Ignition Protect (IP)

Yes, No

Thrust @ 10.5VDC

88 lbs (40 kg)

Thrust @ 12VDC

105 lbs (48 kg)

Approx. Boat Size

26-34′ (8-10.5 m)

Tunnel Diameter (I.D.)

4.92″ (125 mm)

Power @ 10.5V

3 hp (2.2kw)

Fuse Size

250 Amp

Minimum Battery Capacity


Approximate Ship Weight (lbs)

25 lbs

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