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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | BLS0704T |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
111.09 oz-in
8.00 kg-cm
0.8 N-m
7.4V
97.21 oz-in
7.00 kg-cm
0.7 N-m
6.0V
83.32 oz-in
6.00 kg-cm
0.6 N-m
Below Average
|
| Speed |
8.4V
0.04 sec/60°
1,714.3 deg/s
285.7 RPM
7.4V
0.04 sec/60°
1,500.0 deg/s
250.0 RPM
6.0V
0.05 sec/60°
1,333.3 deg/s
222.2 RPM
Top 10%
|
| Physical | |
| Weight | 2.75 oz78.0 gBelow Average |
| Dimensions |
L 1.594 in W 0.787 in H 1.457 in L 40.5 mm W 20.0 mm H 37.0 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Steel |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Pulse Cycle | 1.7857 ms |
| Neutral Position | 760 µs |
| Refresh Rate | 560 Hz |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Connectivity | |
| Connector | JR (Universal) estimate |
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 13% of 1043 Digital Standard servos at 6.0V |
| Speed | Top 10% Faster than 98% of 1041 Digital Standard servos at 6.0V |
| Weight | Below Average Lighter than 14% of 1902 Digital Standard servos |
Performance Analysis
| Shaft Power | 3.42–5.87 W |
| Power Density | 3.211 W/in³ More power-dense than 61% of 1759 Digital Standard servos |
| Torque Density | 1.0682 oz-in/g Stronger than 5% of 1036 Digital Standard servos |
| Torque-to-Volume Ratio | 45.59 oz-in/in³ Denser torque than 11% of 1042 Digital Standard servos |
| Speed-to-Weight | 0.28490 (1/sec·g) Faster than 94% of 1033 Digital Standard servos |
| Speed-Torque Trade-off | 3.75 Better balanced than 5% of 1031 Digital Standard servos |
| Torque Gain per Volt | 13.89%/V More voltage-responsive (torque) than 37% of 850 Digital Standard servos |
| Speed Gain per Volt | 11.91%/V More voltage-responsive (speed) than 29% of 871 Digital Standard servos |
| Voltage Range Width | 2.4 V Wider voltage range than 45% of 1539 Digital Standard servos |
Notes
For helicopter rudder usage only. Must be connected to a flybarless flight controller set at 760us pulse width setting. Will not function on receivers or testers using 1520us pulse width. Servo Grommet suggested for Nitro Heli. Also comes in a Black Edition.
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