Hitec HS-7775MG

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Technical Specifications

Last Updated: 2026-07-10

Identity
Brand
Product Number	37775S
Category	Hobby
Discontinued	Yes
Performance
Torque	6.0V 125.00 oz-in 4.8V 100.00 oz-in Below Average
Speed	6.0V 0.10 sec/60° 4.8V 0.12 sec/60° Below Average
Physical
Weight	1.72 ozAbove Average
Dimensions	L 1.59 in W 0.82 in H 1.00 in
Drivetrain
Motor Type	Coreless
Gears	Metal
Rotation/Support	Dual Bearings
Control & Signal
Modulation	Digital
Neutral Position	1500 µs
Control System	PWM
Electrical & Environment
Operating Voltage	4.8–6 V
Connectivity
Connector	JR (Universal)

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Compatible Hardware

Amazon eBay

*Based on known specs.

Class Comparison

Torque	Below Average Stronger than 21% of 186 Digital Low Profile servos at 4.8V
Speed	Below Average Faster than 27% of 183 Digital Low Profile servos at 4.8V
Weight	Above Average Lighter than 65% of 304 Digital Low Profile servos

Performance Analysis

Shaft Power	1.54–2.31 W
Power Density	1.773 W/in³ More power-dense than 18% of 273 Digital Low Profile servos
Torque Density	2.0492 oz-in/g Stronger than 17% of 185 Digital Low Profile servos
Torque-to-Volume Ratio	76.70 oz-in/in³ Denser torque than 23% of 186 Digital Low Profile servos
Speed-to-Weight	0.17077 (1/sec·g) Faster than 28% of 182 Digital Low Profile servos
Speed-Torque Trade-off	12.00 Better balanced than 41% of 183 Digital Low Profile servos
Torque Gain per Volt	20.83%/V More voltage-responsive (torque) than 82% of 164 Digital Low Profile servos
Speed Gain per Volt	16.67%/V More voltage-responsive (speed) than 65% of 163 Digital Low Profile servos
Voltage Range Width	1.2 V Wider voltage range than 15% of 276 Digital Low Profile servos