Senchtec 15A 4 in 1 2-4s Lipo Racing Fpv Drone Brushless Motor ESC

• Installation Hole Distance: 20*20mm
• Product Size: 32*30*6mm
• Packing Size: Φ62*33mm
• Input Voltage: 2-4s Lipo/2-4s Hv Lipo
• Continuous Working Current: 25A
• Maximum Current: 30A for 5 Seconds
• Model NO.: SC-ESC25A
• Transport Package: PC Plastic Box
• Specification: 27*31mm
• Trademark: SenchTec
• Origin: China
• Production Capacity: 60000

Product Description

Installation hole distance: 20*20mm
Product size:32*30*6mm
Packing size: Φ62*33mm
Product net weight: 5.3g
Packing weight: 12.6g

Working voltage: 2S-5S
Maximum continuous working current: 25A
Maximum instantaneous working current: 35A
Support communication modes: DShot150/300/600 PWM, Oneshot125, Oneshot42 and Multshot
Parameter adjustment software: BLHeliSuite
Firmware version: BL16.7 (G-H-25)
Driver: New generation three-in-one IC driver


The Electronic Speed Controller (ESC) is a crucial component in drones, RC models, and other remote-controlled aircraft. Its main functions include:
1.Motor Control: The ESC regulates the motor's speed and direction. By adjusting the current sent to the motor, it controls the motor's speed, thus altering the aircraft's lift and speed. Changing the direction of the current can make the motor spin in reverse, enabling the aircraft to change direction.
2.Attitude Stabilization: In drones, the ESC stabilizes the aircraft's attitude based on signals received from the Flight Controller. By adjusting the speeds of different motors, the ESC maintains the aircraft's level flight, ascent, descent, or turns, ensuring stable flight.
3.Power Distribution: For multirotor aircraft like quadcopters and hexacopters, the ESC allocates the total power of the aircraft to individual motors, ensuring balanced flight.
4.Brake Function: ESCs often feature a brake function, allowing them to rapidly decrease the motor's speed, providing stability during landings or abrupt stops.
5.Overload Protection: ESCs typically have overload protection. If the motor's current exceeds its maximum capacity, the ESC reduces the output to protect the motor from damage.
6.Regenerative Braking: In some flight modes, the ESC can harness the motor's kinetic energy, converting it back to electrical energy, thus extending the battery life.
In summary, the ESC is responsible for controlling the aircraft's motors, ensuring the aircraft performs various flight maneuvers in a stable and flexible manner.