This is the Futaba High Voltage BLS251SB S.Bus2
Helicopter Rudder High-Speed Servo.
FEATURES: Brushless motor offers incredible holding power and 5X longer life
than servos equipped with brushed motors
Compatible with the Futaba CGY750, GY701, GY520, GY430, GY611 and
Programmable and compatible with S.Bus and S.Bus2
Aluminum center case section helps to dissipate heat
One year limited warranty through Hobby Services beginning at date of
INCLUDES: HV BLS251SB S.Bus2 Servo with Instructions and Mounting Hardware
1.8" (45mm) diameter Round Horn
1.52" (38.7mm) four point Horn
1.2" (31.5mm) six point Horn
SPECS: Torque: 52.78 oz-in (3.8 kg-cm) @ 4.8V
Speed: 0.06 sec/60° @ 4.8V
Dimensions: 1.57 x 0.79 x 1.45" (40 x 20 x 36.8mm)
Weight: 2.12 oz (60 g)
Power Supply: 4.8V
Neutral Pulse Width: 760us
COMMENTS: *Do not connect this servo directly to a receiver or damage will
result. This servo is compatible only with the gyros listed above.
Do not use with 1520us pulse width.