Futaba BLS155 High-Torque Brushless Aircraft Servo [BLS155]

Futaba BLS155 Brushless High Torque Servo

Price:

CAD$204.27

Brand:

Futaba

Model:

BLS155

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R/C Models - System - Servo - Standard Servos

Reliable brushless control with Futaba BLS155

The Futaba BLS155 brushless high torque servo is built for pilots who demand steady, repeatable control and extended durability. Its brushless motor gives quicker response and robust torque for heavier model aircraft and aerobatic use.

Features Tailored for Model Aircraft

High Torque: Delivers 200 oz-in at 4.8V and 250 oz-in at 6.0V, providing the muscle needed for larger control surfaces.
Brushless Motor: Provides about 30% faster response and up to five times the working life versus brushed servos.
Metal Gears: Hardened gears improve durability for repeated stress and precise control feedback.
Standard Size: Fits common aircraft servo bays at 40 x 20 x 36.8mm for straightforward swaps.
Efficient Power Consumption: Power draw is comparable to brushed digital servos, helping preserve battery runtime.

Specifications

Torque: 200 oz-in (14.4 kg/cm) @ 4.8V, 250 oz-in (18.0 kg/cm) @ 6.0V
Speed: 0.19 sec/60° @ 4.8V, 0.15 sec/60° @ 6.0V
Size: 1.60 x 0.80 x 1.50 inches (40 x 20 x 36.8mm)
Weight: 2.30 oz (64g)

The Futaba BLS155 suits hobbyists who want dependable, high-torque control to improve aircraft handling and longevity.

What size of model is the Futaba BLS155 best for?

Its torque ratings make it a good match for medium to larger scale fixed-wing models that need strong, reliable surface control.

Will it fit standard servo mounts and horns?

Yes, the Futaba BLS155 uses standard dimensions and accepts common horns and mount hardware, but check the seller listing for included parts.

What supply voltage should I use for best performance?

Operate within the recommended range; you will see 200 oz-in at 4.8V and increased torque at 6.0V while keeping an eye on servo temperature during extended runs.

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