Continuous Rotation Servos

SpringRC SM-S4303R PowerHD AR-3606HB Parallax (Futaba S148)
Max Speed @ 6 V: 54 RPM 71 RPM 50 RPM
Stall torque @ 6 V: 71 oz-in 93 oz-in 42 oz-in
Max Speed @ 4.8 V: 43 RPM 62 RPM 39 RPM
Stall torque@ 4.8 V: 46 oz-in 83 oz-in 33 oz-in
Weight: 41 g 40 g 43 g
Size: 41.3×20.7×40.2mm 40.5×20.0×38.0mm 40.5×20.0×38.0mm
Price: $12.95 $14.95 $13.95


Pololu item #: 2149
Price: $14.95
Quantity:

The AR-3606HB is a standard-sized servo that has been built by Power HD specifically for continuous rotation, making it an easy way to get your robot moving. It features two ball bearings on the output shaft for reduced friction, and it offers easy access to the rest-point adjustment potentiometer. This is the fastest and strongest continuous rotation servo we carry.

Key specs at 6 V: 71 RPM (no-load), 93 oz-in (6.7 kg-cm), 40 g

Pololu item #: 1248
Price: $12.95
Quantity:

The SM-S4303R is a standard-sized servo that has been built by SpringRC specifically for continuous rotation, making it an easy way to get your robot moving. It features two ball bearings on the output shaft for reduced friction, and it offers easy access to the rest-point adjustment potentiometer. This is the most popular continuous rotation servo we carry.

Key specs at 6 V: 54 RPM (no-load), 71 oz-in (5.1 kg-cm), 41 g

Pololu item #: 536
Price: $13.95
Quantity:

The Parallax continuous rotation servo is a Futaba S148 servo that has been modified for continuous rotation. Since servos have their own integrated control circuitry, this unit gives you an easy way to get your robot moving.

Key specs at 6 V: 50 RPM (no-load), 38 oz-in (2.7 kg-cm), 43 g