Futaba S3157 Digital Micro Servo - Precision Micro Drive  [S3157]

Futaba S3157 Servo Digital Micro High-Speed/Torque
Price:
£24.75
Brand:
Futaba
Model:
S3157
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Accurate Micro Servo Control with the Futaba S3157

The Futaba S3157 Digital Micro Servo is targeted at model flyers needing precise control in compact electric planes and helicopters. Its rapid response and dependable torque help maintain tight control authority.

Main Features of the Futaba S3157

  • High Torque: Rated at 21 oz-in (1.5 kg-cm) at 4.8V and 24 oz-in (1.7 kg-cm) at 6.0V to handle small control loads.
  • Fast Response: 0.10 sec/60 deg at 4.8V and 0.09 sec/60 deg at 6.0V for responsive trim and corrections.
  • Small Footprint: 22 x 11 x 23mm size and 8.3g weight make it suitable for narrow servo bays.
  • Standard Lead: Fits most receivers without adapters, making installation straightforward.

Practical Setup Recommendations

Install the Futaba S3157 with secure mounts and aligned linkages. Use the supplied servo horns, avoid forcing the gears, and verify smooth travel before flight to protect the internal mechanism.

Specifications

  • Torque: 21 oz-in (1.5 kg-cm) @ 4.8V, 24 oz-in (1.7 kg-cm) @ 6.0V
  • Speed: 0.10 sec/60 deg @ 4.8V, 0.09 sec/60 deg @ 6.0V
  • Size: 22 x 11 x 23mm
  • Weight: 8.3g

The Futaba S3157 is a dependable option for pilots who need accurate, lightweight servos for small electric models.

Is the Futaba S3157 suitable for control surfaces on scale models?

For small scale models with light control loads the Futaba S3157 offers precise movement. For larger surfaces check torque requirements first.

Can I use a BEC to power this servo?

Yes, powering the Futaba S3157 from a reliable BEC or regulated source up to 6.0V is common practice and helps protect the servo electronics.

How do I prolong the life of the Futaba S3157?

Avoid overloading the servo, keep linkages free of bind, ensure proper mounting, and operate within the recommended voltage to extend the service life of the Futaba S3157.

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