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Futaba BLS172SV
Standard Discontinued

Futaba BLS172SV

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-09-28
Identity
Brand Futaba
Product Number FUTM0136
Category Hobby
Discontinued Yes
Performance
Torque
7.4V 514.00 oz-in
6.6V 472.00 oz-in
6.0V 431.00 oz-in Above Average
Speed
7.4V 0.11 sec/60°
6.6V 0.12 sec/60°
6.0V 0.14 sec/60° Average
Physical
Weight 2.61 ozBelow Average
Dimensions L 1.594 in
W 0.827 in
H 1.512 in
Case Material Plastic / Aluminum
Drivetrain
Motor Type Brushless
Gears Hybrid
Gear Spline/Teeth 25 T
Rotation Mode Positional
Rotation/Support Dual Bearings
Control & Signal
Modulation Digital
Control System SBUS2
Programmable Yes
Electrical & Environment
Operating Voltage 6–7.4 V
Power Source 2S Li-Po / 2S Li-Fe
Connectivity
Connector Futaba J
Wire Length 400 mm

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.

Class Comparison

TorqueAbove Average
Stronger than 88% of 1055 Digital Standard servos at 6.0V
SpeedAverage
Faster than 52% of 1038 Digital Standard servos at 6.0V
WeightBelow Average
Lighter than 23% of 1872 Digital Standard servos

Performance Analysis

Shaft Power 5.69–8.64 W
Power Density4.335 W/in³
More power-dense than 74% of 1762 Digital Standard servos
Torque Density5.8243 oz-in/g
Stronger than 86% of 1048 Digital Standard servos
Torque-to-Volume Ratio216.24 oz-in/in³
Denser torque than 87% of 1053 Digital Standard servos
Speed-to-Weight0.09653 (1/sec·g)
Faster than 33% of 1031 Digital Standard servos
Speed-Torque Trade-off60.34
Better balanced than 85% of 1029 Digital Standard servos
Torque Gain per Volt13.76%/V
More voltage-responsive (torque) than 38% of 868 Digital Standard servos
Speed Gain per Volt19.48%/V
More voltage-responsive (speed) than 77% of 868 Digital Standard servos
Voltage Range Width1.4 V
Wider voltage range than 35% of 1552 Digital Standard servos

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