Hitec.uk is run by J Perkins, the official UK and Ireland Hitec distributor.

J. Perkins, established 1975, are based in Kent, UK
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SKU: 2220560

HS-M7990TH Standard Digital Coreless Servo 79g 44kg/0.17s 6.0V - 7.4V

Max Torque Max Torque
44.0kg
Max Speed Max Speed
0.17s
Dimensions LxWxH
43.8×22.4×40mm
Weight Weight
79 g
Voltage Range Voltage
6.0V - 7.4V
Gears Gears
Metal
Spline Spline
24T (Ø6mm)
£20399
Tax included

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HS-M7990TH

The HS-M7990TH is Hitec’s most advanced servo, featuring an ultra-precise magnetic encoder, G2.5 12-bit programmable circuit, and indestructible titanium gears. Optimized for 7.4V 2S LiPo operation, it includes a coreless motor, integrated heat sink, and reinforced steel gear pins for maximum durability.

  • Series
    7000-Series
  • Size
    Standard
  • Dimensions
    43.8×22.4×40mm
  • Command Protocol
    PWM
  • Circuit
    Digital
  • Weight
    79 g
  • Voltage Range
    6.0V - 7.4V
  • Max Torque (kg/cm)
    44
  • Max Speed (sec/60°)
    0.17
  • Spline
    24T (Ø6mm)
  • Motor
    Coreless
  • Gears
    Metal
  • Programmable
    Yes
  • Dust/Water Resistance
    Splashproof
  • Case
    Plastic / Aluminium
  • Bearings
    Dual Ball Bearing
  • Circuit Detail
    G2.5 Programable Digital
  • Motor Detail
    Coreless Metal Brush
  • Gear Detail
    1x Metal-Plastic, 3x Titanium Alloy
  • Compatible Horns
    Micro Horn [M-I, M-X, M-O, R-O, R-X, R-I, R-D, R-C] & Heavy Duty Horn [HD-IL, HD-IM, HD-IS, HD-LS, HD-IG, HD-LL, HD-LG, HD-OS] & Metal Horn [R-ML] & Quarter Scale Horn [Q-O, Q-I, Q-X] & Super Horn [R-XA] & Spool Drum Horn & Sail Arm Horn

  • High Resolution Magnetic Digital Ecoder
  • G2.5 12 bit Digital Programmable Circuit
  • Titanium Gear Train (MK first gear)
  • Ultra Performance Coreless Motor
  • Integrated Heatsink Case
  • (8) O-Rings for Water/Dust/Fuel protection
  • Dual Ball Bearing Supported Output Shaft
  • 10% larger than a HS-7955TG

Hitec's most technologically advanced servo, the 'Monster Torque' HS-M7990TH features an ultra precise high resolution magnetic encoder instead of a conventional mechanical potentiometer. Designed to operate on a two cell LiPo Pack the HS-M7990TH features our newest high resolution 'G2.5' 12 bit generation programmable digital circuit and our indestructible Titanium gears. Other features of the HS-M7990TH include a 7.4V optimized coreless motor, integrated heat sink case, and a top case with two hardened steel gear pins supported by brass axial bushings.

Specification:

Torque (kg.cm): 36.0 at 6V / 44.0 at 7.4V
Speed (sec/60deg): 0.21 at 6V / 0.17 at 7.4V
Weight (g): 79.0
Dimensions (mm): 43.8 x 22.4 x 40

Programmable Features Include:

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

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