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Blue Arrow D-25S-MG
Micro

Blue Arrow D-25S-MG

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-07-10
Identity
Brand Blue Arrow
Category Hobby
Performance
Torque
4.2V 4.58 oz-in
3.3V 3.47 oz-in
Speed
4.2V 0.05 sec/60°
3.3V 0.06 sec/60°
Stall Current 0.18–0.23 ATop 10%
Physical
Weight 0.13 ozTop 10%
Dimensions L 0.77 in
W 0.31 in
H 0.64 in
Case Material Plastic
Drivetrain
Motor Type Coreless
Gears Titanium
Rotation/Support Single Bearing
Control & Signal
Modulation Digital
Direction Clockwise
Rotational Range 60°
Mechanical Limit 120°
Pulse Width 900-2100 µs
Neutral Position 1500 µs
Dead Band 1 µs
Refresh Rate 333 Hz
Angle Sensor Potentiometer
Control System PWM
Electrical & Environment
Operating Voltage 2.8–5 V
Temperature -20–70 °C
Connectivity
Connector JR | JST
Wire Length 120 mm
Origin
Country of Origin China

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

WeightTop 10%
Lighter than 98% of 620 Digital Micro servos
Stall CurrentTop 10%
Lower draw than 99% of 194 Digital Micro servos

Performance Analysis

Shaft Power 0.11–0.17 W
Power Density1.109 W/in³
More power-dense than 21% of 590 Digital Micro servos
Torque Density0.9378 oz-in/g
Torque-to-Volume Ratio22.71 oz-in/in³
Speed-to-Weight4.50450 (1/sec·g)
Speed-Torque Trade-off0.21
Current-per-Torque Ratio0.0663 A/oz-in
Voltage Range Width2.2 V
Wider voltage range than 51% of 511 Digital Micro servos
Dead-Band-to-Pulse-Width Ratio0.0008
Finer dead band than 86% of 189 Digital Micro servos

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