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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | B45BHLV2 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
250.00 oz-in
18.00 kg-cm
1.8 N-m
7.4V
222.20 oz-in
16.00 kg-cm
1.6 N-m
6.0V
201.28 oz-in
14.49 kg-cm
1.4 N-m
4.8V
166.65 oz-in
12.00 kg-cm
1.2 N-m
Above Average
|
| Speed |
8.4V
0.07 sec/60°
923.1 deg/s
153.8 RPM
7.4V
0.08 sec/60°
800.0 deg/s
133.3 RPM
6.0V
0.09 sec/60°
666.7 deg/s
111.1 RPM
4.8V
0.11 sec/60°
571.4 deg/s
95.2 RPM
Average
|
| Physical | |
| Weight | 1.69 oz48.0 gAverage |
| Dimensions |
L 1.60 in W 0.79 in H 1.04 in L 40.6 mm W 20.1 mm H 26.4 mm |
| Case Material | Aluminum / Plastic |
| Drivetrain | |
| Motor Type | Brushless |
| Motor Drive | FET |
| Gears | Titanium |
| Gear Spline/Teeth | 25 T |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 180° |
| Mechanical Limit | 220° |
| Pulse Cycle | 3 ms |
| Pulse Width | 500-2500 µs |
| Neutral Position | 1520 µs |
| Dead Band | 2 µs |
| Refresh Rate | 333 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Temperature | -15–70 °C5–158 °F |
| Water Rating | Splashproof |
| Certification | CE | ROHS | FCC |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 190 mm7.48 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 | Above Average Stronger than 67% of 136 Digital Low Profile servos at 4.8V |
| Speed | Average Faster than 36% of 135 Digital Low Profile servos at 4.8V |
| Weight | Average Lighter than 62% of 251 Digital Low Profile servos |
Performance Analysis
| Shaft Power | 2.93–7.11 W |
| Power Density | 5.410 W/in³ More power-dense than 69% of 215 Digital Low Profile servos |
| Torque Density | 3.4719 oz-in/g Stronger than 73% of 136 Digital Low Profile servos |
| Torque-to-Volume Ratio | 126.77 oz-in/in³ Denser torque than 68% of 136 Digital Low Profile servos |
| Speed-to-Weight | 0.19841 (1/sec·g) Faster than 43% of 135 Digital Low Profile servos |
| Speed-Torque Trade-off | 17.50 Better balanced than 68% of 134 Digital Low Profile servos |
| Torque Gain per Volt | 13.89%/V More voltage-responsive (torque) than 38% of 115 Digital Low Profile servos |
| Speed Gain per Volt | 17.10%/V More voltage-responsive (speed) than 73% of 117 Digital Low Profile servos |
| Voltage Range Width | 3.6 V Wider voltage range than 78% of 223 Digital Low Profile servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0010 Finer dead band than 85% of 60 Digital Low Profile servos |
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