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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | BHX2S |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
319.40 oz-in
23.00 kg-cm
2.3 N-m
7.4V
250.00 oz-in
18.00 kg-cm
1.8 N-m
6.0V
208.30 oz-in
15.00 kg-cm
1.5 N-m
Above Average
|
| Speed |
8.4V
0.07 sec/60°
923.1 deg/s
153.8 RPM
7.4V
0.07 sec/60°
821.9 deg/s
137.0 RPM
6.0V
0.08 sec/60°
750.0 deg/s
125.0 RPM
Average
|
| Running Current |
8.4V
0.200 A
200 mA
7.4V
0.200 A
200 mA
6.0V
0.200 A
200 mA
Average
|
| Stall Current | 3.3–4.2 A3300–4200 mABelow Average |
| Physical | |
| Weight | 1.83 oz52.0 gAverage |
| Dimensions |
L 1.614 in W 0.787 in H 0.976 in L 41.0 mm W 20.0 mm H 24.8 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Titanium / Steel |
| Gear Spline/Teeth | 25 T |
| Shaft Size | 5.9 mm |
| Rotation Mode | Positional |
| Control & Signal | |
| Modulation | Digital |
| Direction | Clockwise |
| Rotational Range | 180° |
| Mechanical Limit | 220° |
| Pulse Cycle | 3 ms |
| Pulse Width | 800-2200 µs |
| Neutral Position | 1500 µs |
| Dead Band | 2 µs |
| Refresh Rate | 333 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Power Source | 2S LiPo |
| Regulator Type | Direct |
| Temperature | -10–50 °C14–122 °F |
| Certification | CE |
| Idle Current | 0.070 A70 mA |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 180 mm7.09 in |
| Origin | |
| Country of Origin | China |
Disclaimer: Most data is sourced from the manufacturer. Some data is sourced from our loyal community and with the help of AI. We aim for accuracy but are not responsible for inaccurate information.
Class Comparison
| Torque | Above Average Stronger than 77% of 142 Digital Low Profile servos at 6.0V |
| Speed | Average Faster than 63% of 140 Digital Low Profile servos at 6.0V |
| Weight | Average Lighter than 43% of 254 Digital Low Profile servos |
| Running Current | Average Lower draw than 59% of 23 Digital Low Profile servos at 6.0V |
| Stall Current | Below Average Lower draw than 20% of 66 Digital Low Profile servos |
Performance Analysis
| Shaft Power | 4.81–9.09 W |
| Power Density | 7.321 W/in³ More power-dense than 87% of 220 Digital Low Profile servos |
| Torque Density | 4.0058 oz-in/g Stronger than 84% of 142 Digital Low Profile servos |
| Torque-to-Volume Ratio | 167.85 oz-in/in³ Denser torque than 83% of 142 Digital Low Profile servos |
| Speed-to-Weight | 0.24039 (1/sec·g) Faster than 65% of 140 Digital Low Profile servos |
| Speed-Torque Trade-off | 16.66 Better balanced than 64% of 139 Digital Low Profile servos |
| Current-per-Torque Ratio | 0.0202 A/oz-in More efficient than 50% of 43 Digital Low Profile servos |
| Idle-to-Running Current Ratio | 0.350 Lower idle draw than 10% of 274 Hobby servos |
| No-Load vs Stall Current Spread | 21.00 Narrower current spread than 27% of 295 Hobby servos |
| Torque Gain per Volt | 22.22%/V More voltage-responsive (torque) than 88% of 117 Digital Low Profile servos |
| Speed Gain per Volt | 9.62%/V More voltage-responsive (speed) than 18% of 118 Digital Low Profile servos |
| Voltage Range Width | 2.4 V Wider voltage range than 30% of 228 Digital Low Profile servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0014 Finer dead band than 60% of 63 Digital Low Profile servos |
Notes
This servo also comes with an 80mm connector wire.
Similar Active Servos
Other Versions
This model has 1 other version. Only specs that differ are shown.
80MM Wire
- Gears Titanium
- Wire Length 80 mm
- Product Number SCH-SRTBHX2S-80MM
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