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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | SA-1231SG |
| Category | Hobby |
| Discontinued | Yes |
| Performance | |
| Torque |
6.0V
444.40 oz-in
32.00 kg-cm
3.1 N-m
6.0V
444.40 oz-in
32.00 kg-cm
3.1 N-m
4.8V
388.80 oz-in
28.00 kg-cm
2.7 N-m
Above Average
4.8V
388.80 oz-in
28.00 kg-cm
2.7 N-m
Above Average
|
| Speed |
6.0V
0.14 sec/60°
428.6 deg/s
71.4 RPM
4.8V
0.18 sec/60°
333.3 deg/s
55.6 RPM
Below Average
|
| Stall Current | ≤5.3 A≤5300 mABelow Average |
| Physical | |
| Weight | 2.79 oz79.0 gBelow Average |
| Dimensions |
L 1.587 in W 0.795 in H 1.768 in L 40.3 mm W 20.2 mm H 44.9 mm |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Steel |
| Gear Spline/Teeth | 25 T estimate |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 100° |
| Pulse Width | 800-2200 µs |
| Neutral Position | 1500 µs |
| Dead Band | 3 µs |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 4.8–6 V |
| Water Rating | Water Resistant |
| Connectivity | |
| Connector | JR (Universal) |
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 81% of 1043 Digital Standard servos at 4.8V |
| Speed | Below Average Faster than 20% of 1041 Digital Standard servos at 4.8V |
| Weight | Below Average Lighter than 12% of 1902 Digital Standard servos |
| Stall Current | Below Average Lower draw than 20% of 539 Digital Standard servos |
Performance Analysis
| Shaft Power | 3.99–5.87 W |
| Power Density | 2.631 W/in³ More power-dense than 54% of 1759 Digital Standard servos |
| Torque Density | 4.9215 oz-in/g Stronger than 76% of 1036 Digital Standard servos |
| Torque-to-Volume Ratio | 174.31 oz-in/in³ Denser torque than 73% of 1042 Digital Standard servos |
| Speed-to-Weight | 0.07032 (1/sec·g) Faster than 7% of 1033 Digital Standard servos |
| Speed-Torque Trade-off | 69.99 Better balanced than 89% of 1031 Digital Standard servos |
| Current-per-Torque Ratio | 0.0136 A/oz-in More efficient than 57% of 315 Digital Standard servos |
| Torque Gain per Volt | 11.92%/V More voltage-responsive (torque) than 28% of 850 Digital Standard servos |
| Speed Gain per Volt | 23.83%/V More voltage-responsive (speed) than 94% of 871 Digital Standard servos |
| Voltage Range Width | 1.2 V Wider voltage range than 13% of 1539 Digital Standard servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0021 Finer dead band than 15% of 468 Digital Standard servos |
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