Hitec HS-81 Micro Servo
HS-81 Micro Servo from Hitec - HRC31081S
The Hitec HS-81 is a high quality low cost 17g "size" analog servo. It is light weight and a good choice for most planes with 17g servos. The resin gear train is very reliable and the torque and speed of this servo is very good for the price. The servo features a universal connector which works with nearly all receivers. It will fit Futaba J, Hitec S, JR, and Airtronics Z-type Connectors. See specifications tab for full specs.
- Resin gears
- Light weight
- Universal connector
- High torque
- One HS-81 Micro Servo with 6-3/4" connector wire
- One 7/8"x7/8" X-shaped servo horn
- One 1-1/8" long straight servo horn
- Two brass eyelets
- Two mounting screws
- Two servo grommets
- One servo horn screw
Plastic / Nylon
Standard / Normal
Operating Voltage Range
4.8V to 6V
0.11 sec @ 60 deg
0.09 sec @ 60 deg
2.6 kg/cm (36.10 oz/in)
3 kg/cm (41.66 oz/in)
Current Draw at Idle
Current Draw Operating (No Load)
Dimensions (L x W x H)
29.8 x 12 x 29.6mm
Product Questions & AnswersNOTE: Questions submitted on this page are answered by customers who have previously purchased this item. If you have a support related question that requires immediate assistance, please visit our Help Center.
Hitec HS-81 Micro Servo,
Excellent servo if small is what you need.
Servos worked as advertised. I use them on a lot of planes and wings. Never had an issue. Good price for a good analog servo
HS 81 servos
The seer is came new in their boxes
The service is fantastic and prices are awesome
Works great. Perfect fit. Thanks!
Great price coupled with good performance.
I purchased several of these servos to install in my Pietenpol. They fit very well and included a nice selection of arms and mounting hardware. Great deal for the price.
Great company to deal with.
Had a problem an the company stepped up and took care of it ASAP