SpeedyBee BLS 50A 30×30 4-in-1 ESC

Introducing the high-performance 4-in-1 ESC from SpeedyBee — an ideal solution for compact racing quadcopters and other models that demand reliability and power with low weight. This electronic speed controller combines modern firmware, well-designed hardware, and a complete set of necessary accessories for quick installation and setup.

Key Features

Firmware: BLHeli_S JH50
Wireless Configuration: SpeedyBee App Support
Continuous Current: 50A x 4
Peak Current: 55A (5 seconds)
TVS Protection: Yes
External Capacitor: 1500uF Low ESR (included)
ESC Protocol: DSHOT300/600
Input Power: 3-6S LiPo
Output Power: VBAT
Current Sensor: Yes
Mounting Size: 30.5×30.5 mm (4 mm hole diameter)
Dimensions: 45.6×44×6.1 mm
Weight: 13.8 g

Design and Capabilities

The SpeedyBee BLS 50A is designed in a compact 30×30 mm format with 4 mm mounting holes, making it compatible with many flight controllers and racing drone frames. The presence of TVS protection and a built-in current sensor enhances reliability and allows for power consumption monitoring. Support for DSHOT300 and DSHOT600 protocols ensures fast and precise command transmission to the motors. The included 1500uF Low ESR capacitor reduces voltage ripple and stabilizes power during peak loads.

Package Contents

• 1x SH 1.0 mm 30 mm 8-pin cable (for FC-ESC connection)
• 1x SpeedyBee 50A 3-6S BLHeli_S 4-in-1 ESC – 30×30
• 5x M3×8.1 mm silicone grommets (for ESC)
• 1x 35V 1500uF Low ESR capacitor
• 1x XT60 power cable (70 mm)
• 5x M3 silicone O-rings

This kit allows for quick integration of the controller into your aircraft and provides reliable power supply and mechanical mounting. The ESC supports wireless configuration via the SpeedyBee app, which significantly simplifies parameter adjustment during tests and flights.

The SpeedyBee BLS 50A 30×30 4-in-1 ESC — an excellent choice for those seeking a balance between weight, size, and high electrical performance. It is suitable for use with 3-6S LiPo batteries and allows for operation with modern digital motor control protocols.

Product category: Drones & Quadcopters > Stacks (FC+ESC)

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