Futaba S9251 - Digital Servo (57g/0.07sec/3.7kg)  [S9251]

QUALITIES:

• This servo is designed especially for the GY601 additionally the GY611 gyros; it wont use some other application.
• The maker claims your S9251 may be the only servo that can be used with all the GY601 gyro because no other servo has a sufficient frame refresh rate.
• The GY601 can just only be properly used at 4.8 volts; greater voltages may damage the gyro.
• Manufacturer Warning: "whenever mounting this servo in the fuselage, make sure your servo case while the steel parts of the helicopter framework don't touch, to prevent radio noise."
• Manufacturer Warning: "Immediately after journey, don't touch the S9251 instance. The warmth sink portion of the case could be exceedingly hot, that can cause burns."

SPECS:

• Modulation: Digital
• Torque: 4.8V: 51.0 oz-in (3.67 kg-cm)
• Speed: 4.8V: 0.07 sec/60°
• Body weight: 2.01 oz (57.0 g)
• Measurements: Length:1.57 in (39.9 mm)
• Width:0.79 in (20.1 mm)
• Height:1.46 in (37.1 mm)
• Motor Type: Coreless
• Gear Type: Metal
• Rotation/Support: Dual Bearings