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Product Series ยท 01

Marine Speed Controllers (Marine ESC)

Featuring fully sealed IP67/IP68 waterproof construction, offering both Square Wave and Sine Wave (FOC) drive algorithms, housed in hard-anodized salt-spray resistant enclosures. Engineered specifically for high-humidity, high-current, and deep-sea pressure environments, such as electric speedboats, e-foils, and underwater robotics (ROV/AUV).

// HYDRODYNAMIC PROPULSION

Model Specifications

๐ŸŒŠ VOLTAGE RANGE: 20V โ€“ 120V ยท MAX 300A
ROV / ADVANCED
HFD-Marine-120300 IP68 WATERPROOF
MODEL: HFD-MAR-120300

120V 300A Subsea Thruster ESC

Designed for deep-sea ROVs, AUVs, and specialized underwater vehicles. Built with extreme pressure-resistant sealing and direct closed-loop torque control for rapid dynamic response.

HFD-Marine-80200 LIQUID COOLING
MODEL: HFD-MAR-080200

80V 200A Surfboard / E-Foil ESC

Engineered specifically for E-Foils and electric surfboards with integrated liquid cooling channels. Ultra-smooth soft-start algorithms with instantaneous power response to prevent capsizing.

HFD-Marine-060100 COMPACT / ECO
MODEL: HFD-MAR-100300

100V 300A Marine Speed Controller

Compact design ideal for multi-channel integration. Targeted at electric outboard motors, research USVs, and surface water monitoring equipment.

MARINE PROPULSION HARDWARE MATRIX

IP68 PROTECTION RATED
Model Voltage (V) Cont. Current (A) Protection Cooling Method Action
HFD-MAR-120300 20V โ€“ 120V 300A IP68 (Pressure-Resistant) Conduction / Liquid Cooling Full Spec โ†’
HFD-MAR-080200 20V โ€“ 80V 200A IP67 Active Liquid-Cooling Channel Full Spec โ†’
HFD-MAR-060100 20V โ€“ 60V 100A IP67 Anodized Heat Sink Enclosure Full Spec โ†’