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HS-755HB Servo

  • HS-755HB back view
  • HS-755HB side view
  • HS-755HB (left) shown next to a standard size servo (right)
  • HS-755HB top view
  • HS-755HB in box
  • HS-755HB included hardware
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Hitec’s expansive line-up of servos include the HS-755HB and HS-755MG “giant scale” servos offered with either the revolutionary Karbonite™ gears or metal gears. Both are perfect for larger R/C applications and feature dual ball bearings with a water and dust resistant case. The powerful HS-755MG delivers a whopping 200 oz./in. of torque and the HS-755HB delivers 183 oz./in. of torque at 6 volts.
Dimensions 2.3" x 1.1"x 2.0" (59 x 29 x 50mm)
Product Weight 3.88 oz.. (110g)
Output Shaft Style 24 tooth (C1) spline
Voltage Range 4.8V - 6.0V
No-Load Speed (4.8V) 0.28sec/60°
No-Load Speed (6.0V) 0.23sec/60°
Stall Torque (4.8V) 153 oz/in. (
Stall Torque (6.0V) 183 oz/in. (
Max PWM Signal Range (Standard) 556-2410μsec
Travel per µs (out of box) .109°/μsec
Max Travel (out of box) 202°
Pulse Amplitude 3-5V
Operating Temperature -20°C to +60°C
Current Drain - idle (4.8V) 8mA
Current Drain - idle (6.0V) 8.7mA
Current Drain - no-load (4.8V) 230mA
Current Drain - no-load (6V) 285mA
Continuous Rotation Modifiable Yes
Direction w/ Increasing PWM Signal Clockwise
Deadband Width 8µs
Motor Type 3 Pole Ferrite
Potentiometer Drive Indirect Drive
Internal Feedback Style 5KΩ Potentiometer
Output Shaft Support 1 Bearing and 1 Oilite Bushing
Gear Type Straight Cut Spur
Gear Material Karbonite
Wire Length 11.81" (300mm)
Wire Gauge 22AWG

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