Blue Arrow AF-D25-PG

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*Based on known specs.

Technical Specifications

Last Updated: 2026-11-05

Identity
Brand
Category	Hobby
Performance
Torque	4.2V 82.93 oz-in 3.3V 69.44 oz-in
Speed	4.2V 0.06 sec/60° 3.3V 0.08 sec/60°
Stall Current	0.17–0.21 ATop 10%
Physical
Weight	0.11 ozAbove Average
Dimensions	L 0.77 in W 0.31 in H 0.64 in
Case Material	Plastic
Drivetrain
Motor Type	Coreless
Gears	Plastic
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
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

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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.

Compatible Hardware

Amazon eBay

*Based on known specs.

Class Comparison

Weight	Above Average Lighter than 68% of 89 Digital Nano servos
Stall Current	Top 10% Lower draw than 97% of 40 Digital Nano servos

Performance Analysis

Shaft Power	1.60–2.56 W
Power Density	16.729 W/in³ 1st-highest power density of 81 Digital Nano servos
Torque Density	22.4000 oz-in/g
Torque-to-Volume Ratio	454.55 oz-in/in³
Speed-to-Weight	4.03226 (1/sec·g)
Speed-Torque Trade-off	5.56
Current-per-Torque Ratio	0.0030 A/oz-in
Voltage Range Width	2.2 V Wider voltage range than 59% of 77 Digital Nano servos
Dead-Band-to-Pulse-Width Ratio	0.0008 5th-highest dead-band-to-pulse-width ratio of 31 Digital Nano servos