Rozum FMI501201

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Technical Specifications

Last Updated: 2026-10-10

Identity
Brand
Product Number	FMI501201
Category	Robotics
Performance
Torque	48.0V70.81 oz-inBelow Average
Speed	48.0V0.00 sec/60°Top 10%
Stall Current	≤2.7 AAverage
Rated Output Power	130.0 W
Physical
Weight	3.21 ozBottom 10%
Shape	Cylindrical
Dimensions	L 1.614 in W — H — ∅ 1.61 in
Drivetrain
Motor Type	Brushless
Control & Signal
Control System	PWM
Electrical & Environment
Operating Voltage	48–48 V
Power Source	External
Temperature	0–35 °C
Water Rating	IP40
Certification	EAC

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*Based on known specs.

Class Comparison

Torque	Below Average Stronger than 16% of 1294 Standard servos at 48.0V
Speed	Top 10% Faster than 100% of 1290 Standard servos at 48.0V
Weight	Bottom 10% Lighter than 1% of 2538 Standard servos
Stall Current	Average Lower draw than 63% of 613 Standard servos

Performance Analysis

Torque Density	0.7781 oz-in/g Stronger than 1% of 1286 Standard servos
Torque-to-Volume Ratio	16.84 oz-in/in³ Denser torque than 0% of 1291 Standard servos
Speed-to-Weight	6.46412 (1/sec·g) 1st-highest speed-to-weight of 1281 Standard servos
Speed-Torque Trade-off	0.12 Better balanced than 0% of 1280 Standard servos
Current-per-Torque Ratio	0.0381 A/oz-in More efficient than 9% of 380 Standard servos
Voltage Range Width	0.0 V Wider voltage range than 0% of 1849 Standard servos