BLS-H51B Helical Gear, HV-Digital, Mega Torque, High Speed, Brushless

BLS-H51B, High Voltage, Helical Gears, Brushless Motor, Digital Version 2 (new generation)  The Powerful BLS-50B just got better!! Smoother．Precision．More Reliable & More Efficiency Helical Gears for supreme strength and precision. ★Soft Start Protection★Over Voltage Protection★Low Voltage Protection★Locked Rotor Protection ★Temperature Protection Application / Suitable Priority for 3D Airplane, Jet & 1/5、1/8th Monster / Crawler / Off-road Car & Helicopter.   Electrical Specification (Function Of The Performance)  Torque At 6.0V 44.7 kg-cm / 620.8 oz-in Torque At 7.4V 53.1 kg-cm / 737.6 oz-in Torque At 8.4V 57.5 kg-cm / 798.7 oz-in Speed At 6.0V 0.12 sec / 60° Speed At 7.4V 0.10 sec / 60° Speed At 8.4V 0.09 sec / 60°   Protection Mechanism Soft Start Protection Soft start to neutral position. Over Voltage Protection Over 9.0V drive the protection mode and 8.4V return to normal mode. Low Voltage Protection Lower than 4.0V, drive the protection m