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Standard Discontinued

Hitec HS-646WP

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-10-23
Identity
Brand Hitec
Product Number 32646W
Category Hobby
Discontinued Yes
Performance
Torque
7.4V 161.00 oz-in
6.0V 133.00 oz-in Above Average
Speed
7.4V 0.17 sec/60°
6.0V 0.20 sec/60° Below Average
Running Current
7.4V 0.600 A
6.0V 0.400 A Below Average
Stall Current 2–2.2 ABelow Average
Physical
Weight 2.12 ozBelow Average
Dimensions L 1.65 in
W 0.83 in
H 1.57 in
Case Material Plastic
Drivetrain
Motor Type Cored
Gears Metal
Gear Spline/Teeth 24 T
Rotation Mode Positional
Rotation/Support Dual Bearings
Backlash 0.500°
Control & Signal
Modulation Analog
Direction Clockwise
Rotational Range 120°
Pulse Width 900-2100 µs
Neutral Position 1500 µs
Dead Band 4 µs
Angle Sensor Potentiometer
Control System PWM
Programmable No
Signal Voltage 3-5V
Electrical & Environment
Operating Voltage 6–7.4 V
Power Source 2S LiPo
Temperature -20–60 °C
Water Rating IP67
Idle Current 0.008 A
Connectivity
Connector JR (Universal)
Wire Length 300 mm

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

TorqueAbove Average
Stronger than 81% of 198 Analog Standard servos at 6.0V
SpeedBelow Average
Faster than 28% of 195 Analog Standard servos at 6.0V
WeightBelow Average
Lighter than 11% of 447 Analog Standard servos
Running CurrentBelow Average
Lower draw than 17% of 49 Analog Standard servos at 6.0V
Stall CurrentBelow Average
Lower draw than 24% of 63 Analog Standard servos

Performance Analysis

Shaft Power 1.23–1.75 W
Power Density0.814 W/in³
More power-dense than 70% of 432 Analog Standard servos
Torque Density2.2167 oz-in/g
Stronger than 74% of 198 Analog Standard servos
Torque-to-Volume Ratio61.86 oz-in/in³
Denser torque than 72% of 198 Analog Standard servos
Speed-to-Weight0.08333 (1/sec·g)
Faster than 14% of 195 Analog Standard servos
Speed-Torque Trade-off26.60
Better balanced than 83% of 195 Analog Standard servos
Current-per-Torque Ratio0.0165 A/oz-in
More efficient than 64% of 54 Analog Standard servos
Idle-to-Running Current Ratio0.020
Lower idle draw than 81% of 38 Analog Standard servos
No-Load vs Stall Current Spread5.50
Narrower current spread than 74% of 35 Analog Standard servos
Torque Gain per Volt15.04%/V
More voltage-responsive (torque) than 50% of 156 Analog Standard servos
Speed Gain per Volt12.60%/V
More voltage-responsive (speed) than 41% of 156 Analog Standard servos
Voltage Range Width1.4 V
Wider voltage range than 82% of 239 Analog Standard servos
Backlash-to-Range Ratio0.00417
Tighter backlash than 24% of 43 Hitec servos
Dead-Band-to-Pulse-Width Ratio0.0033
Finer dead band than 73% of 56 Analog Standard servos

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