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Technical Specifications
Last Updated: 2026-10-08
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | 36778S |
| Category | Hobby |
| Performance | |
| Torque |
7.4V
153.00 oz-in
11.02 kg-cm
1.1 N-m
6.0V
111.00 oz-in
7.99 kg-cm
0.8 N-m
|
| Speed |
7.4V
0.06 sec/60°
1,000.0 deg/s
166.7 RPM
6.0V
0.08 sec/60°
750.0 deg/s
125.0 RPM
|
| Running Current |
7.4V
0.350 A
350 mA
6.0V
0.250 A
250 mA
|
| Stall Current | 3.5–4.5 A3500–4500 mABelow Average |
| Physical | |
| Weight | 2.40 oz68.0 gBottom 10% |
| Dimensions |
L 1.61 in W 0.83 in H 1.04 in L 40.9 mm W 21.1 mm H 26.4 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Steel |
| Gear Spline/Teeth | 25 T |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 175° |
| Mechanical Limit | 175° |
| Pulse Width | 900-2100 µs |
| Neutral Position | 1500 µs |
| Dead Band | 1 µs |
| Angle Sensor | Potentiometer |
| Control System | TTL / PWM |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 4–8.4 V |
| Temperature | -20–70 °C-4–158 °F |
| Water Rating | IP67 |
| Idle Current | 0.035 A35 mA |
| Connectivity | |
| Connector | JR (Universal) estimate |
| Wire Length | 200 mm7.87 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
| Weight | Bottom 10% Lighter than 4% of 251 Digital Low Profile servos |
| Stall Current | Below Average Lower draw than 19% of 64 Digital Low Profile servos |
Performance Analysis
| Shaft Power | 2.57–4.72 W |
| Power Density | 3.393 W/in³ More power-dense than 49% of 215 Digital Low Profile servos |
| Torque Density | 1.6324 oz-in/g |
| Torque-to-Volume Ratio | 79.87 oz-in/in³ |
| Speed-to-Weight | 0.18382 (1/sec·g) |
| Speed-Torque Trade-off | 8.88 |
| Current-per-Torque Ratio | 0.0405 A/oz-in |
| Idle-to-Running Current Ratio | 0.140 |
| No-Load vs Stall Current Spread | 18.00 |
| Voltage Range Width | 4.4 V Wider voltage range than 95% of 223 Digital Low Profile servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0008 4th-highest dead-band-to-pulse-width ratio of 60 Digital Low Profile servos |
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