Futaba S3157M Digital Micro Servo Precision Compact 7.8g  [S3157M]

Futaba S3157M Digital Micro Servo (7.8g/4.8v-0.1sec-1.5kgcm/6v-0.09sec-1.7kgcm)
Price:
£23.22
Brand:
Futaba
Model:
S3157M
Condition:
Brand New
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Reliable Futaba S3157M Digital Micro Servo for compact assemblies

The Futaba S3157M Digital Micro Servo supplies accurate control and quick response for small model applications. Its modest mass and steady operation make it a dependable component for models that demand exact movement in limited space.

Operational Characteristics

The S3157M is tuned for a mix of speed and torque across typical hobby voltages. At 4.8V it achieves 0.1 sec per 60 degrees and 1.5 kg.cm torque, while at 6.0V it improves to 0.09 sec per 60 degrees and 1.7 kg.cm torque, covering a range of light control tasks.

Compact Dimensions

Measuring 21.8 x 11 x 23.2mm and weighing 7.9g, the Futaba S3157M slips into narrow spaces without compromising motion quality, making it useful for slim radio bays and tight linkages.

Specifications

  • Speed: 0.1 sec/60 degrees at 4.8V, 0.09 sec/60 degrees at 6.0V
  • Torque: 1.5 kg.cm at 4.8V, 1.7 kg.cm at 6.0V
  • Dimensions: 21.8 x 11 x 23.2mm
  • Weight: 7.9g
Yes, the compact size and smooth action make it well suited to indoor foam models and light park flyers where light weight is important.
Confirm horn spline compatibility and check that the linkage length provides the required throw without binding; standard micro horns commonly fit this servo.
The S3157M is designed for smooth, repeatable movement; if you notice excessive noise or roughness, inspect mounting, linkage alignment, and the power supply.

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