Futaba BLS152 Brushless Super High-Torque Air Servo

Tower Stock# LXWYU4  •  Manufacturer Stock# BLS152
Futaba BLS152 Brushless Super High-Torque Air Servo (large view)
Notes from our tech department:
This is the Futaba BLS152 Brushless Super High Torque Digital Servo
for Aircraft Usage.


At least five times longer lasting than brushed servos
Dual ball bearings and Samarium cobalt magnets
Smoother operation and greater resistance to jolts and vibration
Same power consumption as brushed digital servos
Aluminum center case
One year limited warranty through manufacturer


Futaba BLS152 Servo with 0.83" (21mm) round horn, 1.8" (45mm) round
horn, 1.5" (39mm) 4-point horn, 1.2" (32mm) 6-point horn, four
rubber grommets, four metal eyelets and four 1.5 x 12mm mounting
screws, instruction sheet


Installing in aircraft, connecting linkage and connecting to receiver


Speed: 0.14 sec/60 at 6V
Torque: 430.6 oz-in (31.0kg-cm at 6V)
Size: 1.59 x 0.83 x 1.51" (40.5 x 21 x 38.4mm)
Weight: 2.58oz (73g)
Horn Set Screw Size: 3x8mm


The BLS152 is designed for high torque applications in large scale
models. Very high current drain is normal at startup. Always use a
5-cell NiCd battery for best performance.

For full performance of digital servos use them only with PCM and
FASST systems. Do not use digital servos with AM systems.

jxs 7/23/09

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