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The analog HS-225MG represents a good value with performance that rivals other larger and more expensive servos. Ideal for applications that call for a small, lightweight, high speed, high torque servo, the HS-225MG high performance mini servo features a top ball bearing and is built with state-of-the-art SMT technology.

Standard Servo Schematic 2 A = .660” (16.77mm)
B = .470” (11.95mm)
C = 1.06” (26.94mm)
D = .310” (7.87mm)
E = .328” (8.35mm)
F = .942” (23.94mm)
G = .380” (9.66mm)
H = .932” (23.69mm)
J = 1.735” (44.07mm)
K = .283” (7.20mm)
L = .175” (4.45mm)
M = 1.27” (32.53mm)
X = .115” (2.93mm)
Dimensions 1.27" x 0.66" x 1.22" (32.26 x 16.76 x 31.00mm)
Product Weight 1.10oz (31g)
Output Shaft Style 24 tooth (C1) spline
Voltage Range 4.8V - 6.0V
No-Load Speed (4.8V) 0.14sec/60°
No-Load Speed (6.0V) 0.11sec/60°
Stall Torque (4.8V) 54.15 oz/in. (
Stall Torque (6.0V) 66.65 oz/in. (
Max PWM Signal Range (Standard) 553-2520μsec
Travel per µs (out of box) .097°/μsec
Max Travel (out of box) 191°
Pulse Amplitude 3-5V
Operating Temperature -20°C to +60°C
Current Drain - idle (4.8V) 8mA
Current Drain - idle (6.0V) 8.8mA
Current Drain - no-load (4.8V) 300mA
Current Drain - no-load (6V) 340mA
Continuous Rotation Modifiable Yes
Direction w/ Increasing PWM Signal Clockwise
Deadband Width 8µs
Motor Type 3 Pole Ferrite
Potentiometer Drive Indirect Drive
Feedback Style 5KΩ Potentiometer
Output Shaft Support 1 Ball Bearing and 1 Oilite Bushing
Gear Type Straight Cut Spur
Gear Material 4 Metal and 1 Nylon
Wire Length 11.81" (300mm)
Wire Gauge 25AWG

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