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Blue Bird BMS-207WV
Micro

Blue Bird BMS-207WV

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-07-28
Identity
Brand Blue Bird
Product Number (add)
Category Hobby
Performance
Torque
8.4V 104.18 oz-in
7.4V 91.67 oz-in
6.0V 75.01 oz-in
3.7V 45.84 oz-in
Speed
8.4V 0.05 sec/60°
7.4V 0.06 sec/60°
6.0V 0.07 sec/60°
3.7V 0.09 sec/60°
Running Current (add)
Stall Current (add)
Physical
Weight 0.62 oz
Dimensions L 0.91 in
W 0.47 in
H 1.08 in
Case Material (add)
Drivetrain
Motor Type Coreless
Motor Drive (add)
Gears Metal
Gear Spline/Teeth 25 T
Shaft Size (add)
Rotation Mode (add)
Rotation/Support Dual Bearings
Backlash (add)
Control & Signal
Modulation Digital
Direction (add)
Rotational Range (add)
Mechanical Limit (add)
Pulse Cycle (add)
Pulse Width (add)
Neutral Position 1520 µs
Dead Band 1 µs
Refresh Rate 333 Hz
Angle Sensor (add)
Control System PWM
Programmable (add)
Signal Voltage (add)
Electrical & Environment
Operating Voltage 3.7–8.5 V
Power Source 2S Li-Po / 2S Li-Fe
Regulator Type (add)
Temperature (add)
Water Rating (add)
Certification (add)
Idle Current 3.000 A
Connectivity
Connector JR (Universal) estimate
Wire Length (add)
Origin
Country of Origin Taiwan

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.

Performance Analysis

Shaft Power 0.94–3.85 W
Torque Density2.6194 oz-in/g
Stronger than 58% of the 237 Digital Micro servos in the database
Torque-to-Volume Ratio98.98 oz-in/in³
Denser torque than 71% of the 239 Digital Micro servos in the database
Power Density8.319 W/in³
More power-dense than 93% of the 543 Digital Micro servos in the database
Speed-to-Weight0.63492 (1/sec·g)
Faster than 36% of the 237 Digital Micro servos in the database
Speed-Torque Trade-off4.13
Better balanced than 71% of the 239 Digital Micro servos in the database
Voltage Range Width4.8 V
Wider voltage range than 98% of the 405 Digital Micro servos in the database

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