Hitec HS-75BB Retract Servo

The HS-75BB is our only Hitec retract servo. Retract means that it was designed specifically for the landing gear of aircraft. If you are thinking about using this servo for another application, you need to know that it is not a proportional servo. It operates like a two position gearbox. It comes with all the mounting hardware, horns and arms shown below.

Hitec HS-75BB Specifications

• Operating Voltage: 4.8-6.0 Volts
• Operating Temperature Range: -20 to +60 Degree C
• Operating Speed (4.8V): 0.45sec/60° at no load
• Operating Speed (6.0V): 0.34sec/60° at no load
• Stall Torque (4.8V): 91.65 oz/in. (6.6kg.cm)
• Stall Torque (6.0V): 113.87 oz/in. (8.2kg.cm)
• Direction: Clockwise/Pulse Traveling 1500 to 1900usec
• Current Drain (4.8V): 1mA/idle and 150mA no load operating
• Current Drain (6.0V): 1.6mA/idle and 180mA no load operating
• Dead Band Width: 20usec
• Motor Type: 3 Pole Ferrite Motor
• Potentiometer Drive: Indirect Switch Drive
• Bearing Type: Single Ball Bearing
• Gear Type: 1 Metal and 4 POM Resin Gears
• Connector Wire Length: 11.81" (300mm)
• Dimensions: 1.73" x 0.90"x 0.98" (44 x 23 x 25mm)
  Weight: 1.23oz (35g)

	[HTHS75BB] - Hitec’s HS-75BB Retract Servo Download Hitec Servo Manual