Overview
The Hitec HS-81 is a long-time favorite standard micro analog servo offering an outstanding combination of speed, torque, and affordability. With a blistering 0.09 sec/60° transit and 42 oz-in of torque at 6V, it's one of the fastest micro servos in its price class — and one of the most widely used servos ever made.
Reliable, affordable, and broadly compatible, the HS-81 is the entry-level micro servo of choice for park flyers, mini helicopters, and small RC builds.
Key Features
- Standard micro form factor
- Lightning-fast 0.09 sec/60° transit at 6V
- 42 oz-in torque at 6V
- Reliable analog circuit
- Affordable entry-level pricing
- One of the most popular micro servos ever
Performance Benefits
- Among the fastest analog micro servos available
- Affordable, broadly compatible micro option
- Long service life
- Easy to source replacements
Usage Notes
Best Used With RC Scale(s): The HS-81 is sized for park-flyer aircraft, mini RC helicopters, 1/18 and 1/24 scale RC ground vehicles, and small scale models. A strong fit for educational RC and entry-level micro RC builds.
- Park-flyer aircraft
- Mini RC helicopters
- 1/18 and 1/24 scale RC ground vehicles
- Educational RC and small scale projects
Technical Specs
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Type: Standard Micro Analog Servo
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Operating Voltage: 4.8V - 6.0V
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Speed: 0.09 sec/60° @ 6V
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Torque: 42 oz @ 6V
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Form Factor: Micro
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Part Number: 31081S
What's Included
- (1) Hitec HS-81 Standard Micro Analog Servo
Summary
The Hitec HS-81 is the fast, affordable, and proven standard micro analog servo. Decades of reliable service have made it one of the most popular micro servos in the RC world.