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Technical Specifications
Last Updated: 2026-10-09
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | SPMSA6330 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
248.00 oz-in
17.86 kg-cm
1.8 N-m
7.4V
178.00 oz-in
12.82 kg-cm
1.3 N-m
6.0V
126.60 oz-in
9.12 kg-cm
0.9 N-m
Below Average
|
| Speed |
8.4V
0.10 sec/60°
600.0 deg/s
100.0 RPM
8.4V
0.10 sec/60°
600.0 deg/s
100.0 RPM
7.4V
0.11 sec/60°
545.5 deg/s
90.9 RPM
7.4V
0.11 sec/60°
545.5 deg/s
90.9 RPM
6.0V
0.13 sec/60°
461.5 deg/s
76.9 RPM
Average
6.0V
0.13 sec/60°
461.5 deg/s
76.9 RPM
Average
|
| Physical | |
| Weight | 2.50 oz71.0 gBelow Average |
| Dimensions |
L 1.58 in W 0.79 in H 1.56 in L 40.1 mm W 20.1 mm H 39.6 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Metal |
| Gear Spline/Teeth | 23 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 120° |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 457 mm17.99 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 | Below Average Stronger than 26% of 1043 Digital Standard servos at 6.0V |
| Speed | Average Faster than 55% of 1041 Digital Standard servos at 6.0V |
| Weight | Below Average Lighter than 30% of 1902 Digital Standard servos |
Performance Analysis
| Shaft Power | 1.80–4.59 W |
| Power Density | 2.355 W/in³ More power-dense than 49% of 1759 Digital Standard servos |
| Torque Density | 1.7831 oz-in/g Stronger than 17% of 1036 Digital Standard servos |
| Torque-to-Volume Ratio | 65.02 oz-in/in³ Denser torque than 23% of 1042 Digital Standard servos |
| Speed-to-Weight | 0.10834 (1/sec·g) Faster than 44% of 1033 Digital Standard servos |
| Speed-Torque Trade-off | 16.46 Better balanced than 28% of 1031 Digital Standard servos |
| Torque Gain per Volt | 39.96%/V More voltage-responsive (torque) than 98% of 850 Digital Standard servos |
| Speed Gain per Volt | 12.50%/V More voltage-responsive (speed) than 33% of 871 Digital Standard servos |
| Voltage Range Width | 2.4 V Wider voltage range than 56% of 1539 Digital Standard servos |
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