RC4WD Z-E0077

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Technical Specifications

Last Updated: 2026-07-10

Identity
Brand
Product Number	Z-E0077
Category	Hobby
Performance
Torque	6.0V 20.84 oz-in 4.8V 18.06 oz-in Bottom 10%
Speed	6.0V 0.10 sec/60° 4.8V 0.12 sec/60° Above Average
Physical
Weight	0.63 ozAverage
Dimensions	L 0.90 in W 0.47 in H 1.18 in
Drivetrain
Gears	Metal
Gear Spline/Teeth	21 T
Control & Signal
Modulation	Analog
Electrical & Environment
Operating Voltage	4.8–6 V
Temperature	-20–60 °C
Origin
Country of Origin	USA

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*Based on known specs.

Class Comparison

Torque	Bottom 10% Stronger than 4% of 80 Analog Mini servos at 4.8V
Speed	Above Average Faster than 66% of 81 Analog Mini servos at 4.8V
Weight	Average Lighter than 54% of 165 Analog Mini servos

Performance Analysis

Shaft Power	0.28–0.39 W
Power Density	0.772 W/in³ More power-dense than 46% of 163 Analog Mini servos
Torque Density	1.0033 oz-in/g Stronger than 1% of 80 Analog Mini servos
Torque-to-Volume Ratio	36.18 oz-in/in³ Denser torque than 15% of 80 Analog Mini servos
Speed-to-Weight	0.46296 (1/sec·g) Faster than 66% of 81 Analog Mini servos
Speed-Torque Trade-off	2.17 Better balanced than 9% of 80 Analog Mini servos
Torque Gain per Volt	12.83%/V More voltage-responsive (torque) than 33% of 55 Analog Mini servos
Speed Gain per Volt	16.67%/V More voltage-responsive (speed) than 53% of 56 Analog Mini servos
Voltage Range Width	1.2 V Wider voltage range than 6% of 88 Analog Mini servos