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Toshiba

SCiB cells & modules

LTO Li-ion cells/modules

Lithium-titanate cells and ClassNK-approved 27.6 V modules with long life and fast charging, used in electric ferries.

Toshiba

SCiB 24V battery pack

Battery pack

24 V SCiB pack in JIS D23 lead-acid format, scalable to 48 V/5.76 kWh; launched October 2025 and used on Yamaha's e-Float Terrace.

Toyota

Toyota 3rd Generation Fuel Cell System

PEM fuel cell system

Third-generation fuel cell system announced February 2025 for vehicles, stationary power, rail and ships; double durability and higher efficiency.

Twin Disc

Arneson Surface Drive (ASD)

Surface-piercing drive

Articulating surface drives in seven sizes rated from 1,627 to 22,371 Nm input torque for high-speed craft.

Twin Disc

Rolla propellers

Surface-piercing propellers

Swiss-origin ROLLA submerged and surface-piercing propellers for surface drives and high-performance craft.

Twin Disc

QuickShift (MGX)

Marine transmission

Fast-shift transmissions with integrated clutch, valves, actuators and electronic control, up to about 3,660 hp.

Twin Disc

Standard MG series

Marine transmission

Standard marine transmissions in more than 100 models spanning about 35 to over 4,000 hp.

Twin Disc

MGE / MGH

Electric & hybrid transmissions

Transmissions for full-electric/serial hybrid (MGE) and parallel hybrid (MGH) drivelines, 425–1,163 kW.

Twin Disc

EJS (Express Joystick System)

Joystick maneuvering

Joystick docking and positioning for boats with conventional shafts and thrusters.

Twin Disc

QuickShift

Transmission control

Electronic clutch and shift control integrated with QuickShift transmissions for smooth engagement and low-speed control.

UEC-Saturn

M90FR

Marine gas turbine

About 27,500 hp naval gas turbine built to replace Ukrainian units; the core of the M55R plant on Project 22350 frigates.

UEC-Saturn

M70FRU

Marine gas turbine

Cruise and boost marine gas turbine of about 7–10 MW for Russian naval ships.

Van der Velden Marine Systems

Van der Velden rudder systems

High-performance rudders

Flap, fishtail, flanking and energy-saving rudders for inland, seagoing, dredging and fishing vessels; Barke reaches a combined 100-degree angle.

Van der Velden Marine Systems

Van der Velden steering gear

Hydraulic steering gear

Hydraulic steering systems for single-screw twin-rudder (2DWK) and four-rudder (4DWKK) inland vessels, class-approved.

Vard Electro

SeaQ Power

Power & propulsion system

Diesel-electric and hybrid power systems: DC/AC switchgear, microgrid, energy storage and shore connection.

Vard Electro

SeaQ Energy Storage System

Battery ESS

Modular battery systems sized to the operating profile, for zero-emission harbour mode, peak shaving and ride-through.

VEEM

VEEM Gyro

Gyrostabiliser

Large-vessel gyrostabilisers claimed to reduce roll by up to 95% on vessels up to 3,000 tonnes.

VEEM

SHARROW by VEEM

Loop-shaped propeller

Patented loop-shaped propeller produced by VEEM, aimed at fuel range and quiet running for inboard applications.

Vericor Power Systems

Vericor TF40 marine gas turbine

Marine gas turbine

Aero-derivative marine gas turbine of 2,983 kW continuous (3,430 kW boost) weighing 602 kg; powers LCAC hovercraft, fast ferries and yachts.

Vericor Power Systems

Vericor ETF40B marine gas turbine

Enhanced marine gas turbine

Uprated TF40 of 3,752 kW continuous (4,362 kW boost), 647 kg, for LCAC, corvettes, fast attack and patrol craft.