Experience superior performance with the Emax BLHeli Series ESC, designed to optimize drive performance and deliver exceptional control for your drone. Engineered with advanced BLHeli firmware, this ESC features a range of protective measures including low-voltage, over-heat, and throttle signal loss protection, ensuring reliable operation in diverse conditions. With separate power supplies for MCU and BEC, this ESC effectively eliminates magnetic interference for enhanced performance. Features: Advanced Firmware: Based on BLHeli firmware, further optimized for perfect drive performance. Comprehensive Protection: Includes low-voltage protection, over-heat protection, and throttle signal loss protection for enhanced safety. Dual Power Supply: Utilizes separate power supplies for MCU and BEC, reducing magnetic interference. Programmable Parameters: ESC parameters can be easily set via program card or transmitter for customized performance. Throttle Compatibility: Throttle range can be configured to be compatible with different receivers, ensuring precise response. Built-in BEC: Equipped with built-in linear BEC or switch BEC for efficient power distribution. High-Speed Performance: Capable of achieving maximum speeds of 210,000 rpm for 2-pole, 70,000 rpm for 6-pole, and 35,000 rpm for 12-pole motors. Programmable Rotation Direction: Motor rotation direction can be programmed as normal, reverse, or bidirectional. Easy Configuration: All parameters can be programmed via program card or transmitter, including default settings. Multiple Protection Features: Includes low voltage cut-off protection, over-heat protection, and throttle signal loss protection. Alarm Function: ESC emits an alarm to help locate devices by keeping the throttle on FULL ON position for a while. Throttle Range Configuration: Throttle range can be configured for smooth, linear, and precise throttle response. Specifications: Continuous Current: 12A Burst Current: 15A (10S) Battery: 2-4S BEC Output: 1A 5V Size: 45 x 18mm (Excluded cable) Color: Black Package Contents: 4x EMAX 12A BLHeli ESCs