Futaba BLS157HV High-Volt Ultra-Torque Brushless Servo

Tower Stock# LXAXFG  •  Manufacturer Stock# BLS157HV
Futaba BLS157HV High-Volt Ultra-Torque Brushless Servo (large view)
Notes from our tech department:
This is the Futaba BLS157HV High Voltage, Ultra Torque Servo.


Equipped with a brushless motor that lasts longer and operates
smoother and faster than brushed motors with a greater resistance
to jolts and vibration
Aluminum center case section
Same power consumption as brushed digital servos
Dual ball bearings and samarium cobalt magnets
One year limited warranty through Hobby Services beginning at date of


BLS157HV Servo with 0.83" (21mm) diameter round horn, 1.8" (45mm)
diameter round horn, 1.5" (39mm) diameter four-point horn,
1.2" (32mm) diameter six-point horn, instructions and mounting


Installing in model and connecting linkage


Speed: 0.14 sec/60 at 6.0V
0.11 sec/60 at 7.4V
Torque: 430.6oz/in (31.0kg/cm) at 6.0V
513.9oz/in (37.0kg/cm) at 7.4V
Size: 1.59 x 0.83 x 1.51" (40.5 x 21 x 38.4mm)
Weight: 2.72oz (77g)
Power Supply: DC 6.0 - 7.4V
Horn Screw Size: 3x8mm

jxs 06/27/11

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