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Futaba BLS351
Standard Discontinued

Futaba BLS351

Compatible Hardware

*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-09-14
Identity
Brand Futaba
Product Number FUTM0551
Category Hobby
Discontinued Yes
Performance
Torque
6.0V 217.00 oz-in
4.8V 173.00 oz-in
Speed
6.0V 0.13 sec/60°
4.8V 0.16 sec/60°
Running Current (add)
Stall Current (add)
Physical
Weight 2.22 oz
Dimensions L 1.57 in
W 0.79 in
H 1.46 in
Case Material Plastic / Metal
Drivetrain
Motor Type Brushless
Motor Drive (add)
Gears Metal
Gear Spline/Teeth 25 T estimate
Shaft Size (add)
Rotation Mode (add)
Rotation/Support Dual Bearings
Backlash (add)
Control & Signal
Modulation Digital
Direction (add)
Rotational Range 150°
Mechanical Limit (add)
Pulse Cycle (add)
Pulse Width (add)
Neutral Position (add)
Dead Band (add)
Refresh Rate (add)
Angle Sensor (add)
Control System (add)
Programmable (add)
Signal Voltage (add)
Electrical & Environment
Operating Voltage 4.8–6 V
Power Source (add)
Regulator Type (add)
Temperature (add)
Water Rating (add)
Certification (add)
Idle Current (add)
Connectivity
Connector JR (Universal)
Wire Length (add)
Origin
Country of Origin (add)

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.

Performance Analysis

Shaft Power 2.00–3.09 W
Torque Density2.7460 oz-in/g
Stronger than 41% of the 832 Digital Standard servos in the database
Torque-to-Volume Ratio95.54 oz-in/in³
Denser torque than 42% of the 843 Digital Standard servos in the database
Power Density1.704 W/in³
More power-dense than 38% of the 1644 Digital Standard servos in the database
Speed-to-Weight0.09921 (1/sec·g)
Faster than 32% of the 821 Digital Standard servos in the database
Speed-Torque Trade-off27.68
Better balanced than 51% of the 826 Digital Standard servos in the database
Torque Gain per Volt21.19%/V
More voltage-responsive (torque) than 87% of the 673 Digital Standard servos in the database
Speed Gain per Volt19.22%/V
More voltage-responsive (speed) than 75% of the 687 Digital Standard servos in the database
Voltage Range Width1.2 V
Wider voltage range than 24% of the 1269 Digital Standard servos in the database

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