
ESC regulator FATJAY 120A 2-4S
Continuous current/peak current: 120A/760A
USD · Volume pricing available
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Order FATJAY 120A 2-4S - powerful power for your heavy drone
Looking for a reliable source of energy for a serious project? Then ESC regulator FATJAY 120A 2-4S created for you. This powerful controller is designed for heavy duty quadcopters. It can cope with the most demanding engines. The regulator provides a stable supply of high current. Your drone will have the power it needs for any task. This is the choice for pilots who want maximum performance.
ESC regulator FATJAY 120A 2-4S opens up new possibilities. It is suitable for heavy duty drones and racing models. You will be able to use powerful power plants without restrictions. The controller will provide a smooth and confident start. It will become the heart of your high-performance build. Trust your drone's power to a proven solution.
Five main advantages of the regulator
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High power 120A. Provides power to the most demanding motors. Allows you to implement any projects.
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Supports 2-4S batteries. Works with a wide range of voltages. This gives you flexibility when assembling the drone.
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Reliable protection against overheating. An integrated system protects components from damage. This extends the life of the regulator.
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Short circuit protection. Protects electronics from accidental errors. Your investment in equipment will be safe.
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Stable operation under load. Quality components ensure constant power. This is important for long and aggressive flights.
How ESC works and its capabilities
ESC (Electronic Speed Controller) — electronic speed controller. It controls the quadcopter's brushless motors. The regulator receives a signal from the flight controller. It then converts it into commands for the motor. FATJAY 120A does this with high accuracy and speed.
Its task is to supply the motor with the required current. The current determines the rotation speed of the motor. The controller uses pulse width modulation. This allows you to change speed smoothly. The quality of the components directly affects the response.
Specific functionality and technical characteristics:
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Rated current: 120A (constant load).
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Peak current: Significantly higher than nominal (short-term).
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Operating voltage: Supports 2S, 3S and 4S LiPo battery packs.
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Firmware: Modern version for smooth control.
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Purpose: For heavy quadcopters, racing drones, freestyle drones.
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Protection system: From overheating, short circuit, incorrect voltage.
This regulator is the choice for experienced pilots. It is for those who build powerful racing drones. It is also ideal for heavy cargo vehicles.
Specifications
- Continuous current/peak current: 120A/760A
- Touch: Yes
- Support voltage: 2 4 s
- BEC output: 6V/5A OR 7.4V/5A. Solder jumper required
- Dimensions: 43mm/37mm/32mm
- Weight: 94 g.







