| A series of high voltage speed controller that's complete and ready for your large electric models running on 2 to 6 cell LiPos. The Scorpion commander HV ESCs have a built-in switching battery eliminator circuit (SBEC) which means you won't need a separate battery or BEC circuit to power the radio gear. The SBEC provides a full 4 amps of power needed for your larger models that typically have more power-hungry servos. Each HV ESC also comes with a wireless programming card. This industry first allows you to easily program your ESC by simply flipping a switch on your plane and choosing the settings you want on the wireless remote. Scorpion Commander Series Brushless Speed Controllers represent one of the best values in the speed controller market today. From the beautiful gold anodized heatsinks, to the unique metal containers that the ESC's are shipped in, everything about Scorpion Speed Controllers shows the company's commitment to quality. These ESCs are manufactured from top quality components, in a state of the art manufacturing facility, and are designed to provide years of trouble free operation. Unlike other ESC manufacturers, who require you to buy an add-on programming module to gain full functionality of the controller, Scorpion provides a full feature Programming Card with EVERY speed controller sold, at No Extra Charge! The adjustable parameters on every Scorpion ESC include: Battery Type, Cell Count, Low Voltage Cut-off Level, Power Cut-off Type, Current Overload Protection, Braking Level, Acceleration Time Delay, PWM Frequency Selection, Timing Advance and Motor Rotation. You can download a copy of the user manual. Scorpion Speed Controllers also include all of the ESC parameters clearly labeled on the heatsink assembly. Voltage range, current rating, BEC rating, Ni-XX and Li-Po cell count and input polarity are all clearly marked to avoid any confusion. Scorpion Commander Series Speed Controllers are also backed by a 2 year manufacturers warranty against defects in materials and workmanship, so you can buy with confidence. For a total package of Quality, Performance and Value, use Scorpion Brushless Speed Controllers. | 
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