BL-Heli 20A Brushless Speed Controller (Reversing) - Brushless Drive

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20A Brushless Speed Controller programmed for both Forward and Reverse directions (for drive motors) Perfectly matched to the "Brushless Mega Spark" 24mm Premium Planetary Gearmoto r Specifications: Operates on BLHeli-S software Voltage: 7.4V - 14.8V (2-4S lipoly) Current: 20A continuous Size: 31 x 15 x 5.3mm (1.2 x 0.6 x 0.2in) Size with plastic case: 35.2 x 20.7 x 8.3mm (1.4 x 0.8 x 0.3in) Weight: 9.0grams (0.3oz) Motor wires: 3.5mm female bullet connectors, 70mm (2.75in) wire length. BLHeli firmware upgradable via signal wire - works with USB Linker (not V2 Linker) No on-board BEC. Must provide 5V to radio receiver via other ESCs or separate dedicated BEC. Wiring: Connect the three motor wires any way you like. If the motor is spinning backwards, swap any two wires. Show more