Futaba BLS173SV S.Bus2 Brushless Mini Air HV Servo

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Futaba BLS173SV S.Bus2 Brushless Mini Air HV Servo
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Price: $149.99

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This is the Futaba High Voltage BLS173SV S.Bus2 HV SX Mini Servo.

  • Designed to be used with models requiring high speed and high torque
  • Brushless motor offers incredible holding power and 5X longer life
  • than servos equipped with brushed motors
  • Programmable and compatible with S.Bus and S.Bus2
  • One year limited warranty through the Futaba USA Service Center
  • beginning at date of purchase

Torque: 105.6 oz-in (7.6 kg-cm) @ 7.4V
94.5 oz-in (6.8 kg-cm) @ 6.6V
Speed: 0.10 sec/60° @ 7.4V
0.11 sec/60° @ 6.6V
Dimensions: 1.30 x 0.59 x 1.07" (33 x 15 x 27.1mm)
Weight: 0.99 oz (28 g)
Power Requirements: DC 6V to 7.4V


SBus Programmable Defaults

Dead Band Degree: 0.36
Damper Factor: 112
Stretcher Gain: 1
Boost: 5
Neutral Offset Degree: 0
Travel Adjust Percentage: 100%
Reverse (Normal/Reverse): Nor
Stop Mode (Free/Hold): Hold
Buzzer (On/Off): Off
Smoother (On/Off): On
Boost (On/Off): Off
Soft Start: 3.0

  • (1) HV BLS173SV HS S.Bus2 Mini Servo with Instructions
  • (1) 0.83" (21mm) Round Horn
  • (1) 1.5" (39mm) Four Point Horn
  • (1) 1.2" (32mm) Six Point Horn
  • (4) Grommets
  • (4) Eyelets
  • (4) Mounting Screws

This product was added to our catalog on August 6, 2018

Michael Morgan
Verified Owner
Tuesday, Jun 27 2023 (5 months ago)
Futaba BLS173SV S.Bus2 Brushless Mini Air HV Servo
This are the ultimate mini servo. Perfect centering and strong.
Futaba is number 1 for good reason and this servo takes using mini s-bus to the next level.