Ripmax QZ304

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Technical Specifications

Last Updated: 2026-07-10

Identity
Brand
Product Number	P-QZ304
Category	Hobby
Performance
Torque	7.4V 86.81 oz-in 6.0V 67.09 oz-in Average
Speed	7.4V 0.07 sec/60° 6.0V 0.05 sec/60° Top 10%
Physical
Weight	1.20 ozBelow Average
Dimensions	L 1.40 in W 0.59 in H 1.10 in
Case Material	Aluminum
Drivetrain
Motor Type	Coreless
Gears	Aluminum
Rotation/Support	Dual Bearings
Control & Signal
Modulation	Digital
Neutral Position	1520 µs
Refresh Rate	330 Hz
Electrical & Environment
Operating Voltage	6–7.4 V
Origin
Country of Origin	England

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Compatible Hardware

Amazon eBay

*Based on known specs.

Class Comparison

Torque	Average Stronger than 57% of 262 Digital Mini servos at 6.0V
Speed	Top 10% Faster than 97% of 263 Digital Mini servos at 6.0V
Weight	Below Average Lighter than 19% of 466 Digital Mini servos

Performance Analysis

Shaft Power	2.29–2.48 W
Power Density	2.731 W/in³ More power-dense than 71% of 440 Digital Mini servos
Torque Density	1.9675 oz-in/g Stronger than 32% of 258 Digital Mini servos
Torque-to-Volume Ratio	73.84 oz-in/in³ Denser torque than 45% of 262 Digital Mini servos
Speed-to-Weight	0.58651 (1/sec·g) Faster than 89% of 259 Digital Mini servos
Speed-Torque Trade-off	3.35 Better balanced than 17% of 261 Digital Mini servos
Torque Gain per Volt	21.00%/V More voltage-responsive (torque) than 79% of 232 Digital Mini servos
Speed Gain per Volt	-20.41%/V More voltage-responsive (speed) than 0% of 235 Digital Mini servos
Voltage Range Width	1.4 V Wider voltage range than 41% of 351 Digital Mini servos