Electric Inboard Boat Motors

Aquamot – Austrian‑engineered marine inboard engines from 10 kW up to a staggering 30,000W electric inboard boat motor. Sealed IP68 cooling jackets shrug off silt and brackish water.

Elco – America’s heritage electric builder (since 1893) now offers classic bronze props and lithium banks reaching the 200 hp electric inboard boat motor class — ideal for retrofits in mahogany launches.

ePropulsion – The modular I‑Series (10kW–40kW) runs on the brand’s eSSA smart bus: one cable handles data, throttle, and charging, so installs look factory‑clean.

WaterWorld – Dutch torque monsters built for catamarans and water taxis; an optional PTO powers bow thrusters off the main shaft.

Combi – Compact, air‑cooled inboard electric boat motor kits for canal boats and day‑hire fleets—no raw‑water plumbing, minimal winterizing.

Mitek – Italian direct‑drive units prized by sailing schools for absolute silence under 2000rpm.

What Makes an Electric Inboard Engine Special

Uses Aboard

• Sailboats & Catamarans – Regenerative props trickle‑charge batteries while you surf a downwind run.
• Cruisers & Canal Boats – Flat torque curve moves heavy displacement hulls without diesel rumble.
• Workboats, Water Taxis, Fishing Skiffs – Continuous‑duty ratings let you clock 10‑hour shifts with zero idling fines.
• Custom Conversions – Perfect for heritage vessels and expedition trawlers that need silent, long‑range push.

Core Benefits & Features

• Below‑Deck Weight Distribution – Batteries sit low and central, improving stability versus an outboard motor on the transom.
• Liquid‑Cooled Brushless Stators – Deliver sustained output where an electric outboard motor might top out.
• Smart System Architecture – CAN‑bus throttles, NMEA2000 displays, and app control keep tabs on range, amps, and cell temps.
• Scalable Battery Banks – Start with 10kWh for weekend hops or stack to 100kWh for live‑aboard voyages.
• Zero Tailpipe Emissions – Enter lakes and urban harbours that ban gas boat motors overnight.

Electric Inboard vs. Other Propulsion Choices

Inboard ElectricElectric Outboard MotorPod DrivesDiesel/Gas InboardNoise/Vibration~55dB60dB55dB85dB+Drag When SailingProp‑featheringProp in waterFlush hullHighInstall ComplexityHigh (shaft, coupler)LowMediumHighMaintenanceAnode & shaft sealMinimalSimilarFuel, oil, impellerEmissionsNoneNoneNoneCO₂, NOx

Need something simpler? Explore our full catalog of electric marine motors.

Installation & Conversion Services for Inboard Motors

Upgrading a tired diesel? Our technicians handle shaft alignment, lithium‑bank integration, and commissioning. See full packages and conversion kits on our Electric Boat Conversion page.

Batteries & Performance Accessories for Electric Inboards

• High‑density LiFePO₄ battery modules (48 – 144V)
• IP67 chargers (shore, solar, or hybrid genset)
• Shaft seals, couplers, folding props, and smart throttles

Orders over CA$399 ship fast under the terms on our Payments&Shipping page.

Are Electric Inboard Boat Motors Reliable?

With no injectors or gearboxes, today’s inboard motors regularly clock 3000‑plus hours before needing a bearing swap. On‑board diagnostics flag anomalies well before they strand you.

Ready to Electrify Your Voyage?

Compare inboard options against a high‑thrust outboard motor, browse classic marine engines, or dive into compact pod drives. Still undecided? Contact us and our crew will match horsepower, range, and budget in one call.

Smooth. Silent. Sustainable. Let’s power your next adventure!