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Blue Bird BLS-M93S
Mini

Blue Bird BLS-M93S

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-10-10
Identity
Brand Blue Bird
Product Number BLS-M93S
Category Hobby
Performance
Torque
8.4V 181.90 oz-in
7.4V 159.70 oz-in
6.0V 129.20 oz-in
Speed
8.4V 0.04 sec/60°
7.4V 0.05 sec/60°
6.0V 0.06 sec/60°
Physical
Weight 1.25 ozBelow Average
Dimensions L 1.398 in
W 0.591 in
H 1.142 in
Case Material Aluminum
Drivetrain
Motor Type Brushless
Gears Metal
Gear Spline/Teeth 25 T
Rotation Mode Positional
Rotation/Support Dual Bearings
Control & Signal
Modulation Digital
Neutral Position 1500 µs
Dead Band 1 µs
Refresh Rate 400 Hz
Angle Sensor Magnetic Encoder
Control System PWM
Electrical & Environment
Operating Voltage 4.5–8.7 V
Power Source 2S Li-Po / 2S Li-Fe
Connectivity
Connector JR (Universal) estimate
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.

Class Comparison

WeightBelow Average
Lighter than 15% of 466 Digital Mini servos

Performance Analysis

Shaft Power 3.98–8.41 W
Power Density8.923 W/in³
More power-dense than 97% of 440 Digital Mini servos
Torque Density3.6394 oz-in/g
Torque-to-Volume Ratio137.10 oz-in/in³
Speed-to-Weight0.46948 (1/sec·g)
Speed-Torque Trade-off7.75
Voltage Range Width4.2 V
Wider voltage range than 95% of 351 Digital Mini servos

Similar Active Servos

Other Versions

This model has 3 other versions. Only specs that differ are shown.

BLS-M93SV High Speed Wing Mount

  • Size Class Slim
  • Length —
  • Width —
  • Height —
  • Product Number BBR-BLS-M93SV
  • Torque @ 6V —
  • Torque @ 7.4V —
  • Torque @ 8.4V 181.9 oz-in
  • Speed @ 6V —
  • Speed @ 7.4V —
  • Speed @ 8.4V 0.04 sec/60°

BLS-M93T High Torque

  • Size Class Mini
  • Length 1.4 in
  • Width 0.59 in
  • Height 1.14 in
  • Product Number BLS-M93T
  • Torque @ 6V 197.2 oz-in
  • Torque @ 7.4V 243.1 oz-in
  • Torque @ 8.4V 275 oz-in
  • Speed @ 6V 0.1 sec/60°
  • Speed @ 7.4V 0.08 sec/60°
  • Speed @ 8.4V 0.07 sec/60°

BLS-M93TV High Torque Wing Mount

  • Size Class Slim
  • Length 1.4 in
  • Width 0.59 in
  • Height 1.14 in
  • Product Number BBR-BLS-M93TV
  • Torque @ 6V 197.2 oz-in
  • Torque @ 7.4V 243.1 oz-in
  • Torque @ 8.4V 275 oz-in
  • Speed @ 6V 0.1 sec/60°
  • Speed @ 7.4V 0.08 sec/60°
  • Speed @ 8.4V 0.07 sec/60°

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