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HS-75 Retract Servo

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Product Description

Product Description

With its low profile design, strong torque and precision movement, the HS-75BB is a great choice to move your retract gear in a realistic manner that you need. Note, this is a retract or “bang bang” servo and only travels from one end to the other (180 degrees). If you require a proportional servo this size, use the Hitec HS-77BB.


  • Low Profile Design
  • Durable Nylon Gears
  • Top Ball Bearings
  • Strong Torque and Precise Movement
  • Slow Speed for Realistic Retract Action


  • Nylon Gear Set | Link |
  • Plastic Case Set | Link |
  • Applicable Horns

HS-75BB Servo Specifications

Performance Specifications
Operating Voltage Range (Volts DC) 4.8V ~ 6.0V
Speed (Second @ 60°) 0.45 ~ 0.34
Maximum Torque Range oz. / in. 92 ~ 114
Maximum Torque Range kg. / cm. 6.6 ~ 8.2
Current Draw at Idle 1 mA
No Load Operating Current Draw 150 mA
Stall Current Draw 1,000 mA
Dead Band Width 20 µs
Physical Specifications
Dimensions (Inches) 1.73 x 0.90 x 0.98
Dimensions (Metric) 44.0 x 23.0 x 25.0
Weight (Ounces) 1.23
Weight (Gram) 35.0
Circuit Type HT7003 Analog SMT
Motor Type 3 Pole Metal Brush Ferrite
Gear Material Nylon
Bearing Type Top Ball Bearing
Output Shaft (type / Ømm) Standard 24
Case Material Plastic
Dust / Water Resistance Splash Proof
Connector Gauge (AWG) / Strand Count 25 / 40

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