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Technical Specifications
Last Updated: 2026-10-24
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | BH615S |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
208.30 oz-in
15.00 kg-cm
1.5 N-m
7.4V
180.50 oz-in
13.00 kg-cm
1.3 N-m
6.0V
138.80 oz-in
9.99 kg-cm
1.0 N-m
Average
|
| Speed |
8.4V
0.05 sec/60°
1,333.3 deg/s
222.2 RPM
7.4V
0.05 sec/60°
1,153.8 deg/s
192.3 RPM
6.0V
0.06 sec/60°
967.7 deg/s
161.3 RPM
Top 10%
|
| Physical | |
| Weight | 1.73 oz49.0 gAverage |
| Dimensions |
L 1.61 in W 0.79 in H 1.04 in L 40.9 mm W 20.1 mm H 26.4 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Titanium / Aluminum |
| Gear Spline/Teeth | 25 T estimate |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Pulse Cycle | 3.03 ms |
| Neutral Position | 1520 µs |
| Refresh Rate | 330 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Temperature | -10–60 °C14–140 °F |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 180 mm7.09 in |
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 | Average Stronger than 38% of 186 Digital Low Profile servos at 6.0V |
| Speed | Top 10% Faster than 94% of 183 Digital Low Profile servos at 6.0V |
| Weight | Average Lighter than 64% of 304 Digital Low Profile servos |
Performance Analysis
| Shaft Power | 4.14–8.56 W |
| Power Density | 6.470 W/in³ More power-dense than 77% of 273 Digital Low Profile servos |
| Torque Density | 2.8327 oz-in/g Stronger than 47% of 185 Digital Low Profile servos |
| Torque-to-Volume Ratio | 104.93 oz-in/in³ Denser torque than 50% of 186 Digital Low Profile servos |
| Speed-to-Weight | 0.32916 (1/sec·g) Faster than 97% of 182 Digital Low Profile servos |
| Speed-Torque Trade-off | 8.61 Better balanced than 13% of 183 Digital Low Profile servos |
| Torque Gain per Volt | 20.86%/V More voltage-responsive (torque) than 85% of 164 Digital Low Profile servos |
| Speed Gain per Volt | 15.74%/V More voltage-responsive (speed) than 56% of 163 Digital Low Profile servos |
| Voltage Range Width | 2.4 V Wider voltage range than 41% of 276 Digital Low Profile servos |
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