This is the Flycolor FlyMonster ESC 90A designed for use in brushless motor powered sportboats.

Using powerful & high performance MCU with unique circuit design and strong anti-interference. Provides ultra-fast throttle response and very smooth speed control linearity.

Waterproof design with 2-way heat dispersion (passive trough the ribbed aluminium body, and active with 2-streams of water-cooling)

Various programmable functions, including start mode, curve selection, reverse, brake mode, low-voltage protection, battery type and cut-off type.

Multiple protection systems: input voltage protection, low voltage cut-off protection, Automatized overheating thermal protection, throttle signal loss protection

Cycle menu setting with easy operation, available both from transmitter level and dedicated program card.

Built-in high class Switch-BEC delivers stable 5,5V / 5A for all connected servos, receiver and auxillary units. 

Manufacturer's item code: A-SW090006

Continous current: 90 A
Burst current: max. 540 A
Power input voltage and cell count: LiPo 2-6s
BEC: S-Bec, 5A/5,5V 
Heat dispersion: AL ribbed body (passive) + 2 streams of water cooling
Reccomended for sport boats with hull lenght of approx. 100 cm (or smaller)
Size: 57 x 49 x 18 mm
Weight: 102 g