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ExploMar WAVE 300 high-voltage electric outboard

Overview

The ultimate 300 HP electric outboard system

ExploMar's WAVE 300 is a 540 V electric outboard rated at 150 kW continuous and 225 kW peak, with three battery-system choices.

Year

2024

Boat Type

Other

Propulsion

Electric Outboard

Location

China

About the WAVE 300

The WAVE 300 is ExploMar's high-power single electric outboard for demanding leisure and commercial installations. Its axial-flux motor delivers 150 kW continuously and 225 kW for up to 60 seconds; the manufacturer markets the peak figure as 300 hp and the continuous figure as roughly 200 hp. The motor uses steer-by-wire, powered trim, a no-clutch reduction gearbox and closed liquid cooling. Three shaft lengths cover 20-, 25- and 30-inch transoms, with dry weight ranging from 210 to 226 kg. ExploMar packages the motor with its SmartCaptain controls, battery system and charger rather than treating each component as an unrelated purchase. A 12-inch IP67 touchscreen is included in the published system configurations. The resulting installation is aimed at boats in roughly the 6-to-10-metre range, but the large battery choices make hull structure, available volume and weight distribution central to the project.

Best For

  • Six- to ten-metre planing boats
  • Commercial RIB, fishing and passenger applications
  • New builds able to accommodate a large 540 V battery system

Performance in Context

The 300 hp label refers to the 225 kW peak available for 60 seconds, not continuous output. Sustained output is 150 kW. ExploMar publishes estimated consumption of 2.5 kWh per kilometre for several packaged systems, but actual consumption depends heavily on hull, displacement, speed and conditions. No single range number applies because the company offers 180, 240 and 270 kWh configurations. Buyers should obtain a hull-specific prediction at both cruise and maximum continuous power.

Battery and Charging

Published battery choices include a 180 kWh NMC system, a 270 kWh NMC system and a 240 kWh semi-solid system. The 180 kWh pack alone is listed at 1,080 kg, illustrating why installed-system weight matters more than motor weight in isolation. Charger options include 7 kW portable AC, 40 kW movable charging and a 120 kW dual-gun station. Battery chemistry, pack cooling, shore infrastructure and the boat's duty cycle should be specified together.

Availability and Pricing

ExploMar supplies the WAVE 300 by quotation through its own sales operation and regional distributors. Published packages combine motor, battery, SmartCaptain controls and charging equipment. A proposal should identify the exact battery chemistry and capacity, charger, shaft length, installation responsibility, system weight and performance assumptions.

Research notes

Information last verified September 20, 2026.

Electric Outboards
China

WAVE 300

ExploMar

Key Specs

Top Speed

Boat dependent

Range / Ride Time

Varies by configuration

Power

150 kW (300 HP Equivalent)

Capacity & Dimensions

Length

25"

Weight

218 kg

Battery & Charging

Battery Capacity

180 kWh

Charging

up to 120 kW Fast Charge

Best Comparison Metrics

When range or top speed depends on the hull or setup, these specs are usually the most consistent way to compare propulsion systems.

Continuous Power150 kW (300 HP Equivalent)
Battery Capacity180 kWh
System Weight218 kg

Feature Highlights

  • 150 kW continuous and 225 kW 60-second peak output
  • Axial-flux permanent-magnet motor
  • Steer-by-wire and powered trim
  • Closed liquid-cooling system
  • 180, 240 and 270 kWh packaged battery options

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