You get two choices with Hitec's most popular servo the HS-81, resin or metal gears. A popular servo for smaller airplanes, heli's, boats, cars and trucks, the HS-81 offers a fine balance between speed and torque.
Features:
- Top Selling Micro Servo
- Strong Three-Pole Ferrite Motor
- Durable Nylon Gears
| Performance Specifications |
|---|
| Operating Voltage Range (Volts DC): | 4.8V ~ 6.0V |
| Speed (Second @ 60°): | 0.11 ~ 0.09 |
| Maximum Torque Range oz. / in.: | 36 ~ 42 |
| Maximum Torque Range kg. / cm.: | 2.6 ~ 3.0 |
| Current Draw at Idle: | 8.8 mA |
| No Load Operating Current Draw: | 280 mA |
| Stall Current Draw: | 1,500 mA |
| Dead Band Width: | 8 us |
| Physical Specifications |
|---|
| Dimensions (Inches): | 1.17 x 0.47 x 1.16 |
| Dimensions (Metric): | 29.8 x 12.0 x 29.6 |
| Weight (Ounces): | 0.58 |
| Weight (Gram): | 16.6 |
| Circuit Type: | HT7003 Analog SMT |
| Motor Type: | 3 Pole Metal Brush Ferrite |
| Gear Material: | Nylon |
| Bearing Type: | None |
| Output Shaft (type / 0mm): | Standard 24 |
| Case Material: | Plastic |
| Dust / Water Resistance: | N / A |
| Connector Gauge (AWG) / Strand Count: | 28 / 20 |
| Radio Control Applications |
|---|
| Parkflyer: | < 50 oz. |
| Sport Plane: | 42 - 50 oz. |
| Sailplane: | < 2 meter / DLG |
| 3D Performance: | N / A |
| Scale: | N / A |
| Electric Helicopter: | 400 - 500mm |
| Gas Helicopter: | 30 - 39 Class |
| On Road: | N / A |
| Monster Truck: | N / A |
| Buggies: | N / A |
| Truggies: | N / A |
| Short Course / Truck: | N / A |
| Crawlers: | N / A |
| Sail Boat: | N / A |
| Power Boat: | N / A |
