Servo Specifications and Reviews
| Make | Model | Modulation | Weight | Dimensions (L×W×H) |
Torque | Speed | Motor Type |
Rotation | Gear Material |
Typical Price |
Compare |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Futaba | S3172SV | Digital | 0.71 oz | 1.18×0.43×1.14 in |
6.0V 46.0 oz-in 7.4V 57.0 oz-in 6.6V 51.0 oz-in |
6.0V 0.29 s/60° 7.4V 0.23 s/60° 6.6V 0.26 s/60° |
3-pole | Dual Bearings | Metal | $54.99 | |
| Futaba | S3051HV | Digital | 1.73 oz | 1.58×0.79×1.50 in |
6.0V 132.0 oz-in 7.4V 145.8 oz-in |
6.0V 0.21 s/60° 7.4V 0.17 s/60° |
Coreless | Dual Bearings | Metal | $40.00 | |
| Futaba | S3071HV | Digital | 1.73 oz | 1.58×0.79×1.50 in |
6.0V 132.0 oz-in 7.4V 146.0 oz-in 6.6V 139.0 oz-in |
6.0V 0.21 s/60° 7.4V 0.17 s/60° 6.6V 0.19 s/60° |
3-pole | Dual Bearings | Metal | $54.99 | |
| Futaba | RS302CD-F1 | Digital | 0.74 oz | 1.45×0.77×0.98 in |
7.4V 69.4 oz-in |
7.4V 0.16 s/60° |
(add) | (add) | Metal | $69.99 | |
| Futaba | RS302CD-F2 | Digital | 0.74 oz | 1.45×0.77×0.98 in |
7.4V 69.4 oz-in |
7.4V 0.16 s/60° |
(add) | (add) | Metal | $69.99 | |
| Futaba | S3073HV | Digital | 1.45 oz | 1.61×0.79×1.42 in |
6.0V 43.0 oz-in 7.4V 54.0 oz-in 6.6V 49.0 oz-in |
6.0V 0.20 s/60° 7.4V 0.16 s/60° 6.6V 0.18 s/60° |
3-pole | Single Bearing | Plastic | $34.99 | |
| Futaba | S3173SVi | Digital | 0.71 oz | 1.18×0.43×1.14 in |
6.0V 49.0 oz-in 7.4V 60.0 oz-in 6.6V 54.0 oz-in |
6.0V 0.20 s/60° 7.4V 0.16 s/60° 6.6V 0.18 s/60° |
3-pole | Dual Bearings | Metal | $64.99 | |
| Futaba | S3174SV | Digital | 0.74 oz | 1.18×0.43×1.14 in |
6.0V 49.0 oz-in 7.4V 60.0 oz-in 6.6V 54.0 oz-in |
6.0V 0.20 s/60° 7.4V 0.16 s/60° 6.6V 0.18 s/60° |
3-pole | Dual Bearings | Metal | $64.99 | |
| Futaba | S3070HV | Digital | 1.73 oz | 1.58×0.79×1.50 in |
6.0V 72.0 oz-in 7.4V 90.0 oz-in 6.6V 81.0 oz-in |
6.0V 0.19 s/60° 7.4V 0.15 s/60° 6.6V 0.17 s/60° |
3-pole | Dual Bearings | Metal | $59.99 | |
| Futaba | S3072HV | Digital | 1.48 oz | 1.58×0.79×1.50 in |
6.0V 72.0 oz-in 7.4V 90.0 oz-in 6.6V 81.0 oz-in |
6.0V 0.19 s/60° 7.4V 0.15 s/60° 6.6V 0.17 s/60° |
3-pole | Single Bearing | Plastic | $39.99 | |
| Futaba | BLS156HV | Digital | 2.33 oz | 1.58×0.79×1.45 in |
6.0V 250.0 oz-in 7.4V 291.7 oz-in |
6.0V 0.15 s/60° 7.4V 0.12 s/60° |
Brushless | Dual Bearings | Metal | $115.00 | |
| Futaba | BLS175HV | Digital | 2.33 oz | 1.58×0.79×1.46 in |
7.4V 292.0 oz-in |
7.4V 0.12 s/60° |
Brushless | Dual Bearings | Metal | $139.00 | |
| Futaba | BLS175SV | Digital | 2.33 oz | 1.58×0.79×1.46 in |
6.0V 250.0 oz-in 7.4V 292.0 oz-in 6.6V 270.0 oz-in |
6.0V 0.15 s/60° 7.4V 0.12 s/60° 6.6V 0.13 s/60° |
Brushless | Dual Bearings | Metal | $169.99 | |
| Futaba | S3470SV | Digital | 1.52 oz | 1.58×0.79×1.50 in |
6.0V 111.0 oz-in 7.4V 133.0 oz-in 6.6V 119.0 oz-in |
6.0V 0.14 s/60° 7.4V 0.12 s/60° 6.6V 0.13 s/60° |
3-pole | Dual Bearings | Metal | $59.99 | |
| Futaba | S9070SB | Digital | 1.13 oz | 1.41×0.77×0.98 in |
6.0V 76.4 oz-in 7.4V 94.5 oz-in |
6.0V 0.15 s/60° 7.4V 0.12 s/60° |
Coreless | Dual Bearings | Metal | (add) | |
| Futaba | S9170SV | Digital | 1.13 oz | 1.42×0.79×0.98 in |
6.0V 76.0 oz-in 7.4V 94.0 oz-in 6.6V 83.0 oz-in |
6.0V 0.15 s/60° 7.4V 0.12 s/60° 6.6V 0.13 s/60° |
Coreless | Dual Bearings | Metal | $119.99 | |
| Futaba | BLS157HV | Digital | 2.72 oz | 1.59×0.83×1.51 in |
6.0V 430.6 oz-in 7.4V 513.9 oz-in |
6.0V 0.14 s/60° 7.4V 0.11 s/60° |
Brushless | Dual Bearings | Hybrid | $138.00 | |
| Futaba | BLS172HV | Digital | 2.61 oz | 1.61×0.83×1.50 in |
6.0V 472.2 oz-in 7.4V 514.0 oz-in |
6.0V 0.12 s/60° 7.4V 0.11 s/60° |
Brushless | Dual Bearings | Hybrid | $249.00 | |
| Futaba | BLS172SV | Digital | 2.61 oz | 1.61×0.83×1.50 in |
6.0V 431.0 oz-in 7.4V 514.0 oz-in 6.6V 472.0 oz-in |
6.0V 0.14 s/60° 7.4V 0.11 s/60° 6.6V 0.12 s/60° |
Brushless | Dual Bearings | Hybrid | $199.99 | |
| Futaba | BLS177SV | Digital | 2.79 oz | 1.61×0.83×1.50 in |
6.0V 431.0 oz-in 7.4V 514.0 oz-in 6.6V 472.0 oz-in |
6.0V 0.14 s/60° 7.4V 0.11 s/60° 6.6V 0.12 s/60° |
Brushless | Dual Bearings | Hybrid | $239.99 | |
| Futaba | RS301CR-F1 | Digital | 0.99 oz | 1.41×0.77×0.98 in |
7.4V 98.6 oz-in |
7.4V 0.11 s/60° |
Coreless | Dual Bearings | Metal | $104.99 | |
| Futaba | RS301CR-F2 | Digital | 0.99 oz | 1.41×0.77×0.98 in |
7.4V 98.6 oz-in |
7.4V 0.11 s/60° |
(add) | (add) | Metal | $104.99 | |
| Futaba | S3270SVi | Digital | 0.56 oz | 0.91×0.47×1.14 in |
6.0V 32.0 oz-in 7.4V 42.0 oz-in 6.6V 36.0 oz-in |
6.0V 0.13 s/60° 7.4V 0.11 s/60° 6.6V 0.12 s/60° |
Brushless | Dual Bearings | Metal | $59.99 | |
| Futaba | S9370SV | Digital | 2.15 oz | 1.58×0.79×1.46 in |
6.0V 192.0 oz-in 7.4V 233.0 oz-in 6.6V 208.0 oz-in |
6.0V 0.13 s/60° 7.4V 0.11 s/60° 6.6V 0.15 s/60° |
Coreless | Dual Bearings | Metal | $139.99 | |
| Futaba | BLS171HV | Digital | 1.66 oz | 1.58×0.79×1.37 in |
7.4V 164.0 oz-in |
7.4V 0.10 s/60° |
Brushless | Dual Bearings | Hybrid | (add) |