XQ-Power XQ-S9100D

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Technical Specifications

Last Updated: 2026-10-10

Identity
Brand
Product Number	S9100D
Category	Hobby
Performance
Torque	12.8V 1,415.76 oz-in 8.4V 1,054.88 oz-in Average
Speed	12.8V 0.13 sec/60° 8.4V 0.16 sec/60° Above Average
Physical
Weight	6.70 ozAverage
Dimensions	L 2.402 in W 1.181 in H 2.378 in
Case Material	Aluminum
Drivetrain
Motor Type	Brushless
Gears	Stainless Steel
Gear Spline/Teeth	25 T
Rotation/Support	Dual Bearings
Control & Signal
Modulation	Digital
Rotational Range	210°
Pulse Width	500-2500 µs
Control System	PWM
Electrical & Environment
Operating Voltage	8.4–16.8 V
Water Rating	Waterproof
Connectivity
Connector	JR (Universal) estimate
Origin
Country of Origin	China

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Compatible Hardware

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*Based on known specs.

Class Comparison

Torque	Average Stronger than 62% of 93 Digital Giant servos at 8.4V
Speed	Above Average Faster than 71% of 90 Digital Giant servos at 8.4V
Weight	Average Lighter than 64% of 174 Digital Giant servos

Performance Analysis

Shaft Power	12.19–20.14 W
Power Density	2.985 W/in³ More power-dense than 83% of 132 Digital Giant servos
Torque Density	5.5520 oz-in/g Stronger than 80% of 90 Digital Giant servos
Torque-to-Volume Ratio	156.38 oz-in/in³ Denser torque than 75% of 93 Digital Giant servos
Speed-to-Weight	0.03289 (1/sec·g) Faster than 71% of 87 Digital Giant servos
Speed-Torque Trade-off	168.78 Better balanced than 61% of 89 Digital Giant servos
Voltage Range Width	8.4 V Wider voltage range than 82% of 160 Digital Giant servos