Hitec's fastest standard size servo the "Ultra Speed" HS-7940TH is designed to operate on a two cell LiPo Pack. Featuring our high resolution "G2" second generation programmable digital circuit and our indestructible Titanium gears, The HS-7940TH has the performance and durability you've come to expect from a Hitec servo. Other features in the HS-7040TH include a 7.4V optimized coreless motor, integrated heat sink case, and a top case with two hardened steel gear pins supported by axial brass bushing. 

The HS-7940TH has been designed for applications where speed and response are demanded. Perfect for High Performance Nitro and Electric Helicopters, Aircraft, Cars, and Trucks. Featuring a blistering transit time of .07 sec, but still maintaining a respectable 181 oz./in. of torque at 6.0 volts.

Features

  • G2 Digital Circuit
  • Titanium Gear Train (MK first gear)
  • Ultra Performance Coreless Motor
  • Heatsink Case
  • (8) O-Rings for Water/Dust/Fuel protection
  • Dual Ball Bearing Supported Output Shaft

Programmable Features Include:

  - Dead Band Width 
  - Direction of Rotation
  - Speed of Rotation (slower) 
  - End Points 
  - Neutral Points 
  - Fail Safe On/Off 
  - Fail Safe Point 
  - Resolution* (default is high resolution) 
  - Overload Protection* (default is off)

*These features are only programmable with the HFP-20, HPP-20 or HPP-21 programmers.

 

Specifications

Motor Type:Coreless
Bearing Type:Dual Ball Bearing
Speed (6.0V/7.4V):0.07 / 0.06
Torque oz./in. (6.0V/7.4V):181 / 222
Torque kg./cm. (6.0V/7.4V):13.0 / 16.0
Size in Inches:1.57 x 0.79 x 1.50
Size in Millimeters:39.88 x 20.07 x 38.10
Weight oz.:2.40
Weight g.:68.04