Discover XQ-Power Servos in Our eBay Store!

Shop Now
Standard Discontinued

Hitec HS-305BB

Compatible Hardware

*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-10-10
Identity
Brand Hitec
Category Hobby
Discontinued Yes
Performance
Torque
6.0V 51.38 oz-in
4.8V 41.66 oz-in Bottom 10%
Speed
6.0V 0.15 sec/60°
4.8V 0.19 sec/60° Below Average
Physical
Weight 1.68 ozAverage
Dimensions L 1.61 in
W 0.78 in
H 1.43 in
Drivetrain
Motor Type 3-pole
Gears Plastic
Gear Spline/Teeth 24 T estimate
Rotation Mode Positional
Rotation/Support Single Bearing
Control & Signal
Modulation Analog
Direction Clockwise
Rotational Range 90°
Pulse Cycle 20 ms
Pulse Width 900-2100 µs
Neutral Position 1500 µs
Refresh Rate 50 Hz
Signal Voltage 3-5V
Electrical & Environment
Operating Voltage 4.8–6 V
Connectivity
Connector JR (Universal) estimate

Disclaimer: Most data is sourced from the manufacturer. Some data is sourced from our loyal community and with the help of AI. We aim for accuracy but are not responsible for inaccurate information.

Class Comparison

TorqueBottom 10%
Stronger than 6% of 192 Analog Standard servos at 4.8V
SpeedBelow Average
Faster than 34% of 190 Analog Standard servos at 4.8V
WeightAverage
Lighter than 55% of 448 Analog Standard servos

Performance Analysis

Shaft Power 0.41–0.63 W
Power Density0.353 W/in³
More power-dense than 23% of 437 Analog Standard servos
Torque Density0.8771 oz-in/g
Stronger than 5% of 192 Analog Standard servos
Torque-to-Volume Ratio23.20 oz-in/in³
Denser torque than 11% of 192 Analog Standard servos
Speed-to-Weight0.11080 (1/sec·g)
Faster than 43% of 190 Analog Standard servos
Speed-Torque Trade-off7.92
Better balanced than 11% of 190 Analog Standard servos
Torque Gain per Volt19.44%/V
More voltage-responsive (torque) than 70% of 145 Analog Standard servos
Speed Gain per Volt22.22%/V
More voltage-responsive (speed) than 84% of 147 Analog Standard servos
Voltage Range Width1.2 V
Wider voltage range than 28% of 229 Analog Standard servos

Similar Active Servos

Reviews of Hitec HS-305BB

Be the first to review!

Submit a review of Hitec HS-305BB