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MKS HBL665 Brushless Titanium Gear High Torque Digital Servo Multi-Pack (3 Servos)



MKS HBL665 Brushless Titanium Gear High Torque Digital Servo Multi-Pack (3 Servos)

Regular price 319.99 $31999 Free Shipping*

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3 Pack of HBL665 High Voltage Brushless Titanium Gear High Torque Digital Cyclic Servos from MKS

The MKS HBL665 High Voltage Brushless Digital Servo is recommended for cyclic applications. The MKS HBL line of servos has been designed exclusively for high voltage applications making them a great match with an unregulated 2S LiPo battery pack. In addition, the HBL series of servo's are lightning fast, extremely strong and operate with little noise. The HBL665 is well suited to surface and aircraft applications, and is an excellent choice for all 600, 700, and 800 size RC helicopters.


  • Convenient three-pack of MKS servos is perfect for RC helicopter kits
  • Excellent choice for high voltage applications
  • Incredibly fast, strong and minimal noise
  • Aluminum body and titanium gears
  • Dual ball bearing output shaft
  • Water and Dust resistant case allows servo to operate in extreme environments
  • Ideal size, weight, and torque for 600, 700, and 800 RC helicopters


  • Three MKS HBL665 Cyclic Servos
  • 6 Servo arms
  • 6 Mounting brackets
  • 3 Sets of screws

Servo Measurement Key

Product Specifications:

Servo Class


Servo Type


Gear Material

Chrome-Titanium Alloy


Standard / Normal

Operating Voltage Range

4.0V to 8.4V

Speed (6V)

0.13 sec @ 60 deg

Speed (7.4V)

0.10 sec @ 60 deg

Torque (6V)

12.2 kg/cm (169 oz/in)

Torque (7.4V)

15.2 kg/cm (211 oz/in)

Current Draw at Idle


Current Draw Operating (No Load)


Dimensions (L x W x H)

40 x 20 x 40mm


63g (2.22oz)

Lead Length

238.7mm / 9.4in

Product Questions & Answers

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