Cirrus CS-65

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*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-10-26

Identity
Brand
Product Number	CS-65
Category	Hobby
Discontinued	Yes
Performance
Torque	6.0V 92.00 oz-in 4.8V 77.00 oz-in Below Average
Speed	6.0V 0.13 sec/60° 4.8V 0.16 sec/60° Average
Physical
Weight	1.73 ozAbove Average
Dimensions	L 1.61 in W 0.79 in H 1.57 in
Drivetrain
Motor Type	Coreless
Gears	Metal
Gear Spline/Teeth	25 T estimate
Rotation/Support	Dual Bearings
Control & Signal
Dead Band	28 µs
Electrical & Environment
Operating Voltage	4.8–6 V

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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.

Compatible Hardware

Amazon eBay

*Spec is estimated from brand data.

Class Comparison

Torque	Below Average Stronger than 18% of 1307 Standard servos at 4.8V
Speed	Average Faster than 43% of 1289 Standard servos at 4.8V
Weight	Above Average Lighter than 80% of 2491 Standard servos

Performance Analysis

Shaft Power	0.89–1.31 W
Power Density	0.655 W/in³ More power-dense than 46% of 64 Cirrus servos
Torque Density	1.5714 oz-in/g Stronger than 18% of 1299 Standard servos
Torque-to-Volume Ratio	38.56 oz-in/in³ Denser torque than 14% of 1303 Standard servos
Speed-to-Weight	0.12755 (1/sec·g) Faster than 61% of 1281 Standard servos
Speed-Torque Trade-off	12.32 Better balanced than 22% of 1278 Standard servos
Torque Gain per Volt	16.23%/V More voltage-responsive (torque) than 54% of 1064 Standard servos
Speed Gain per Volt	19.22%/V More voltage-responsive (speed) than 75% of 1065 Standard servos
Voltage Range Width	1.2 V Wider voltage range than 30% of 1867 Standard servos