Futaba BLS471SV S.Bus2 HV Programmable Car Servo

Tower Stock# LH7001  •  Manufacturer Stock# BLS471SV
Futaba BLS471SV S.Bus2 HV Programmable Car Servo (large view)
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Notes from our tech department:
This is the Futaba BLS471SV High Voltage Programmable Car Servo.


Brushless motor
Futaba S.BUS2 system can be connected to a PC using the CIU-2 USB
adapter PC Interface (not included sold separately, FUTM0951) to
change various operating characteristics
One year limited warranty through Futaba Service Center beginning at
date of purchase


Futaba BLS471SV Servo with Wire Lead, Connector, 1.7" (44mm) T-shaped
Horn, two Rubber Dampers, four Eyelets, 3x8mm Horn Mounting Screw
and Instruction Sheet


6.0V 7.4V
Speed: 0.09 @ 60 0.07 @ 60
Torque: 158.4 oz/in (11.4 kg/cm) 191.7 oz/in (13.8 kg/cm)
Rated Voltage: 6.0- 7.4V DC
Operating Voltage: 4.0 - 8.4V DC
Dimensions: 1.57 x 0.79 x 1.45" (40 x 20 x 36.8mm)
Weight: 2.01oz (57g)

SBus Programmable Defaults
Dead Band Degree: 0.25
Damper Factor: 96
Stretcher Gain: 2
Boost: 5
Neutral Offset Degree: 0
Travel Adjust Percentage: 100%
Reverse (Normal/Reverse): Nor
Stop Mode (Free/Hold): Free
Buzzer (On/Off): Off
Smoother (On/Off): On
Boost (On/Off): Off


For full performance, a 2.4GHz surface radio system is recommended.
This servo cannot be used with an air radio system.

jxs 09/02/14

See Tower Catalog page 164.
Review #1
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