I-Series Electric Inboard Motors

    electric inboard motor for sailboat

    I-Series Electric Inboard Motor

    ePropulsion I-Series is an environmental-friendly electric inboard motor series packed with innovative technology, smart features and human operation design. Underpinned by the highly integrated and modular ePropulsion Smart System Architecture (eSSA) and the IoT connectivity service, it provides users with an easy-to-use, intelligent, safe and reliable experience unlike any other.

    Compact and Integrated

    A compact design that integrates five functional modules of motor, gearbox, motor controller, system control unit and cooling system into a very small space.


    Take up 60% less space than typical combustion engines of the same power output and greatly reduce the machine size, providing installation flexibility and maximizing payload space for you.

    Lighter weight

    65% less weight than typical combustion engines and 30% lighter than electric inboard motors of similar range.

    Easy to install

    Internal wiring has been connected before delivery, providing you with an out-of-the-box experience.

    Easy to maintain

    The technology and the design of the interfaces significantly lower the maintenance required than combustion engines.

    Built on the state-of-art eSSA

    Underpinned by the ePropulsion Smart System Architecture (eSSA), the I-Series inboard motor gives you a state-of-art solution. It features a smart and modular design to deliver you with safe and reliable performance and also supports the integration of ePropulsion Connectivity Service and ADAS.


    New Generation Controls under eSSA

    The Smart Throttle and Smart Display 5″ provide excellent user experience in controlling and monitoring. The Smart Throttle supports 3 mounting options for flexible installation. You could always find a best fit for your boat.

    Integrated with boating IoT

    ePropulsion Connectivity Service is a value-added service enabling boat owners and fleet managers to communicate with their boats securely and reliably. It allows users to access cloud-based connectivity services without the need for additional accessories.

    Remote data access

      You can check all real-time data, such as location, speed, battery level, remaining charging time, etc.

      Remote monitoring

        Notify users when boats break geofences, exceed speed limits and have suspicious location changes.

        Trip tracking

          Automatically create boating trips with route playback and trip log.

          Shared accounts

            Invite other people to share access to real-time status, past activities and reports.

            Guest authorization

              Remotely authorize guests to power on and operate ePropulsion system with limited permissions.

              Report generation

                Automatically create boat reports and fleet reports to summarise all boating activities.



                I-10 I-20 I-40
                Input power 10 kW 20 kW 40 kW
                Input voltage 86~115 VDC 86~115 VDC 86~115 VDC
                Weight 43kg 45kg 75kg
                Dimensions (L x W x H) 565 x 295 x 380 mm 580 x 330 x 380 mm 860 x 485 x 420 mm
                Cooling method Air cooling Water cooling (air cooling optional) Water cooling (air cooling optional)
                Rated rotational speed 1500 rpm 1500 rpm 1500 rpm
                Operation and interaction Throttle & display (standard) Throttle & display (standard) Throttle & display (standard)
                Connectivity service Support Support Support



                The G102-100 battery is designed to be fully compatible with your 96V 10kW to 40kW I-Series inboards.

                Fully Compatible with I-Series Inboards

                Safe and Reliable

                High Energy Density

                Long Life Cycle

                Contact us for further information

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