BMS-M33C [SR/SXR Edition]

  • Sale
  • Regular price $94.49

0 In Stock

Priority for 3D Airplane, Jets & 1/6、1/8th Crawler, Monster & Helicopter


Torque At 6.0V 30.3 kg-cm / 420.9 oz-in
Torque At 7.4V 36.8 kg-cm / 511.2 oz-in
Torque At 8.4V 43.5 kg-cm / 604.2 oz-in
Speed At 6.0V 0.10 sec / 60°
Speed At 7.4V 0.08 sec / 60°
Speed At 8.4V 0.07 sec / 60°


Soft Start Protection Soft start back 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 mode, and 4.5V return to normal mode.
Locked Rotor Protection Stall in 5 sec, output torque goes down.
Temperature Protection Overheat 85 degrees C (185 degrees F), drive the protection mode and down 75 degrees C (167 degrees F) return to normal mode.
Lose Control Protection When losing the transmitter signal, that servo will be back to the neutral position immediately and lock.


Operating Voltage Range 4.5V ~ 8.7V DC ( 2S HV Li-Poly / 2S Li-Fe Compatible )


Control System Higher-order Algorithm of【STMicroelectronics】32-bit MCU ( Microcontroller Unit )
Frequency:Up to 400Hz & 1500us or 1520us
Frame Rate (Signal repeat rate) Under 1ms【Compatible with Futaba_SR & Sanwa_SXR Dual-Mode】
Dead Band Width 0.001ms ( Default:1us)
Potentiometer (Variable Resistor) Magnetic Hall-effect Sensor【Non-Contact】instead of traditional VR.


Ball Bearing Dual, Stronger Ball Bearings.【EZO from Japan】
Gear Stainless Steel Output gear with All steel gears
Outside Case Full One-Piece Aluminum CNC Casing
Motor Custom High-Efficiency Coreless Motor
Horn / Gear Spline 25 Teeth


Dimension (mm) 40.5 x 20 x 39 mm / 1.59 x 0.79 x 1.54 in
Weight (gram) 81.5 ± 1 grams / 2.87 oz
Product Picture / Dimension Sketch