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Technical Specifications
Last Updated: 2026-10-27| Identity | |
| Brand |  |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
690.00 oz-in
49.69 kg-cm
4.9 N-m
7.2V
580.00 oz-in
41.76 kg-cm
4.1 N-m
6.0V
480.00 oz-in
34.56 kg-cm
3.4 N-m
4.8V
350.00 oz-in
25.20 kg-cm
2.5 N-m
Above Average
|
| Speed |
8.4V
0.21 sec/60°
285.7 deg/s
47.6 RPM
6.0V
0.30 sec/60°
200.0 deg/s
33.3 RPM
|
| Running Current |
6.0V0.350 A350 mA |
| Stall Current | ≤4.5 A≤4500 mAAbove Average |
| Physical | |
| Weight | 9.88 oz280.0 gBottom 10% |
| Dimensions |
L 2.98 in W 1.75 in H 3.16 in L 75.7 mm W 44.4 mm H 80.3 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | 3-pole |
| Gears | Plastic |
| Gear Spline/Teeth | 36 T |
| Shaft Size | 5.8 mm |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Analog |
| Rotational Range | 120° |
| Pulse Width | 910-2110 µs |
| Neutral Position | 1510 µs |
| Control System | PWM |
| Signal Voltage | 3-5V |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Power Source | External |
| Temperature | -10–80 °C14–176 °F |
| Water Rating | Splashproof |
| Idle Current | 0.008 A8 mA |
| Connectivity | |
| Connector | JR (Universal) |
| Origin | |
| Country of Origin | Japan |
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 86% of 23 Analog Giant servos at 4.8V |
| Weight | Bottom 10% Lighter than 4% of 58 Analog Giant servos |
| Stall Current | Above Average Lower draw than 75% of 120 Giant servos |
Performance Analysis
| Shaft Power | 2.96–6.08 W |
| Power Density | 0.369 W/in³ More power-dense than 45% of 57 Analog Giant servos |
| Torque Density | 1.2500 oz-in/g Stronger than 14% of 23 Analog Giant servos |
| Torque-to-Volume Ratio | 21.24 oz-in/in³ Denser torque than 5% of 23 Analog Giant servos |
| Speed-to-Weight | 0.01190 (1/sec·g) |
| Speed-Torque Trade-off | 105.00 |
| Current-per-Torque Ratio | 0.0129 A/oz-in More efficient than 16% of 56 Giant servos |
| Idle-to-Running Current Ratio | 0.023 |
| No-Load vs Stall Current Spread | 12.86 |
| Torque Gain per Volt | 26.98%/V 1st-highest torque gain per volt of 21 Analog Giant servos |
| Voltage Range Width | 3.6 V 1st-highest voltage range width of 23 Analog Giant servos |
Notes
This is the Japanese brand formerly known as Tonegawa Seiko.
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Reviews (3)
Includes 1 review aggregated from around the web.
There are few reviews for this servo on the web. Forum users call it the strongest servo in the RC world and report great results in RC lawn mowers, robots and large models. It is costly and sold through specialty dealers.
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Bondonutz
November 27, 2013Application(s): Losi 5ive steering servo
Comments: Using as a steering servo in a 30+lb Losi 5ive, direct 3s power is roughly 1000oz of torque. Amazing power and excellent speed, couldn't be happier for the money spent verses the over priced Hitec 9000
hyper 78
September 30, 2011Application(s): large scale off road buggy,steering
Comments: stupid amount of torque! its crazy lol. no matter if jumping and landind on front wheels,the holding torque never fails,desent speed on 8.4 volts.