CubeMars RI85-PH KV85

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*Based on known specs.

Technical Specifications

Last Updated: 2026-10-10

Identity
Brand
Product Number	RI85-PH KV85
Category	Robotics
Performance
Torque	48.0V708.06 oz-inAverage
Speed	48.0V0.00 sec/60°Top 10%
Running Current	48.0V9.400 AAverage
Stall Current	≤44 ABelow Average
Rated Output Power	637.0 W
Physical
Weight	14.50 ozAverage
Shape	Cylindrical
Dimensions	L 1.075 in W — H — ∅ 3.35 in
Drivetrain
Motor Type	Brushless
Motor Drive	FET
Gear Ratio	1:1
Rotation Mode	Multi-turn
Control & Signal
Angle Sensor	Hall Effect
Control System	FOC
Electrical & Environment
Operating Voltage	48–48 V
Temperature	-20–50 °C
Connectivity
Wire Length	200 mm

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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.

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*Based on known specs.

Class Comparison

Torque	Average Stronger than 53% of 54 Custom servos at 48.0V
Speed	Top 10% Faster than 97% of 64 Custom servos at 48.0V
Weight	Average Lighter than 54% of 79 Custom servos
Running Current	Average Lower draw than 41% of 50 Custom servos at 48.0V
Stall Current	Below Average Lower draw than 32% of 66 Custom servos

Performance Analysis

Torque Density	1.7228 oz-in/g Stronger than 53% of 39 CubeMars servos
Torque-to-Volume Ratio	58.83 oz-in/in³ Denser torque than 38% of 27 CubeMars servos
Speed-to-Weight	1.21654 (1/sec·g) Faster than 88% of 50 CubeMars servos
Speed-Torque Trade-off	1.42 Better balanced than 18% of 39 CubeMars servos
Current-per-Torque Ratio	0.0621 A/oz-in More efficient than 16% of 33 CubeMars servos
No-Load vs Stall Current Spread	4.68 Narrower current spread than 11% of 37 CubeMars servos
Voltage Range Width	0.0 V Wider voltage range than 6% of 50 CubeMars servos