Discover XQ-Power Servos in Our eBay Store!
Shop Now
Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | B45BLS |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
201.00 oz-in
14.47 kg-cm
1.4 N-m
7.4V
187.00 oz-in
13.47 kg-cm
1.3 N-m
6.0V
167.00 oz-in
12.03 kg-cm
1.2 N-m
4.8V
139.00 oz-in
10.01 kg-cm
1.0 N-m
Average
|
| Speed |
8.4V
0.06 sec/60°
967.7 deg/s
161.3 RPM
7.4V
0.07 sec/60°
882.4 deg/s
147.1 RPM
6.0V
0.07 sec/60°
810.8 deg/s
135.1 RPM
4.8V
0.09 sec/60°
705.9 deg/s
117.6 RPM
Average
|
| Physical | |
| Weight | 1.69 oz48.0 gAverage |
| Dimensions |
L 1.58 in W 0.80 in H 1.03 in L 40.1 mm W 20.3 mm H 26.2 mm |
| Case Material | Aluminum / Plastic |
| Drivetrain | |
| Motor Type | Brushless |
| Motor Drive | FET |
| Gears | Steel |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 180° |
| Mechanical Limit | 220° |
| Pulse Width | 500-2500 µs |
| Neutral Position | 1520 µs |
| Dead Band | 2 µs |
| Refresh Rate | 333 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Programmable | No |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Temperature | -15–70 °C5–158 °F |
| Water Rating | IP65 |
| Certification | CE | ROHS | FCC |
| 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 54% of 136 Digital Low Profile servos at 4.8V |
| Speed | Average Faster than 61% of 135 Digital Low Profile servos at 4.8V |
| Weight | Average Lighter than 61% of 251 Digital Low Profile servos |
Performance Analysis
| Shaft Power | 3.02–5.99 W |
| Power Density | 4.604 W/in³ More power-dense than 60% of 215 Digital Low Profile servos |
| Torque Density | 2.8958 oz-in/g Stronger than 55% of 136 Digital Low Profile servos |
| Torque-to-Volume Ratio | 106.77 oz-in/in³ Denser torque than 59% of 136 Digital Low Profile servos |
| Speed-to-Weight | 0.24510 (1/sec·g) Faster than 65% of 135 Digital Low Profile servos |
| Speed-Torque Trade-off | 11.81 Better balanced than 47% of 134 Digital Low Profile servos |
| Torque Gain per Volt | 12.39%/V More voltage-responsive (torque) than 29% of 115 Digital Low Profile servos |
| Speed Gain per Volt | 10.30%/V More voltage-responsive (speed) than 22% of 117 Digital Low Profile servos |
| Voltage Range Width | 3.6 V Wider voltage range than 75% of 223 Digital Low Profile servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0010 Finer dead band than 78% of 60 Digital Low Profile servos |
Similar Active Servos
Yokomo SP-02D V2
Weight: 48 grams
Dimensions: 1.6063" x 0.795276" x 1.02756"
Size Class: Low Profile
Reviews of AGFRC B45BLS
Be the first to review!