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Technical Specifications
Last Updated: 2026-10-31
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | BLS2927MED |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
375.00 oz-in
27.00 kg-cm
2.6 N-m
7.4V
319.00 oz-in
22.97 kg-cm
2.3 N-m
6.0V
277.00 oz-in
19.95 kg-cm
2.0 N-m
Above Average
|
| Speed |
8.4V
0.03 sec/60°
2,000.0 deg/s
333.3 RPM
7.4V
0.04 sec/60°
1,714.3 deg/s
285.7 RPM
6.0V
0.06 sec/60°
1,034.5 deg/s
172.4 RPM
Top 10%
|
| Stall Current | 4.5–6 A4500–6000 mABottom 10% |
| Physical | |
| Weight | 2.50 oz71.0 gBottom 10% |
| Dimensions |
L 1.57 in W 0.79 in H 1.16 in L 39.9 mm W 20.1 mm H 29.5 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Motor Drive | MOS |
| Gears | Steel |
| Gear Spline/Teeth | 25 T |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Clockwise |
| Rotational Range | 180° |
| Pulse Cycle | 3 ms |
| Pulse Width | 500-2500 µs |
| Neutral Position | 1520 µs |
| Dead Band | 2 µs |
| Refresh Rate | 333 Hz |
| Angle Sensor | Magnetic Encoder |
| Control System | PWM |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Temperature | -20–70 °C-4–158 °F |
| Water Rating | IP67 |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 260 mm10.24 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 85% of 186 Digital Low Profile servos at 6.0V |
| Speed | Top 10% Faster than 97% of 183 Digital Low Profile servos at 6.0V |
| Weight | Bottom 10% Lighter than 5% of 304 Digital Low Profile servos |
| Stall Current | Bottom 10% Lower draw than 9% of 81 Digital Low Profile servos |
Performance Analysis
| Shaft Power | 8.83–23.11 W |
| Power Density | 16.064 W/in³ 3rd-highest power density of 273 Digital Low Profile servos |
| Torque Density | 3.9014 oz-in/g Stronger than 78% of 185 Digital Low Profile servos |
| Torque-to-Volume Ratio | 192.53 oz-in/in³ Denser torque than 86% of 186 Digital Low Profile servos |
| Speed-to-Weight | 0.24284 (1/sec·g) Faster than 71% of 182 Digital Low Profile servos |
| Speed-Torque Trade-off | 16.07 Better balanced than 56% of 183 Digital Low Profile servos |
| Current-per-Torque Ratio | 0.0217 A/oz-in More efficient than 46% of 58 Digital Low Profile servos |
| Torque Gain per Volt | 14.74%/V More voltage-responsive (torque) than 39% of 164 Digital Low Profile servos |
| Speed Gain per Volt | 38.89%/V 1st-highest speed gain per volt of 163 Digital Low Profile servos |
| Voltage Range Width | 2.4 V Wider voltage range than 42% of 276 Digital Low Profile servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0010 Finer dead band than 87% of 79 Digital Low Profile servos |
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