The next generation of ESCs from iFlight has arrived. These new 55Amp BLHeli32 BLITZ 4in1 ESCs can handle even the most amp-hungry motors. Lager Mosfets and bigger PCB for maximum heat dissipation. Powerful 55A for 2-6S batteries and 20x20 mounting pattern. The perfect match for the BLITZ Flight Controller series. Changelog July 31, 2024: Version updated. Since BLheli32 Configuration is closed due to regulatory issues, if you need to adjust the parameters of this ESC, please download "BLHeliSuite32Test". Features Improved circuit design, better components and lower electrical noise! DJI HD VTX Connector (Plug-and-Play / No soldering required) FC indicator LEDs for visual debugging FC Specifications MCU: STM32 F722 Gyro: ICM42688 Barometer: DPS310 OSD Chip: AT7456 Flash: 8MB (Blackbox flash) UARTS: 6 I2C serial: SDA/SLA pads Smartaudio / IRC Tramp VTX protocol supported LED controller: Yes Beeper pad: Yes Firmware target: IFRC-IFLIGHT_BLITZ_F722 Mount pattern: 20x20 mm/φ4 Dimensions: 30.5x27 mm Weight: 5g Wiring Suggestion UART 1 for VTX HD / Analog UART 2 for a Receiver UART 3/4/5 for GPS or other sensors that require a serial port UART 6 for ESC Telemetry ESC Specifications Product Name: BLITZ E55R 4-IN-1 ESC (G3) Mounting Holes: 20*20mm/Φ4mm Weight: 15.3g Supports 2-6S Lipo input MCU: BB21 Constant: 55 Amps Burst: 65 Amps Current sensor: Yes BEC: No Current rate: 200 Supports: DShot DShot150/300/600/MultiShot/OneShot etc. Target:IFLIGHT_BLITZ_G2 / IFLIGHT_BLITZ_G3 32.9 (blheli_32) Packing List 1 x BLITZ Mini F7 V1.2 Flight Controller 1 x BLITZ E55R 4-IN-1 2-6S ESC 1 x silicon grommets 1 x wire harness for F7 Flight controller