Feetech FT825BL

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*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-10-26

Identity
Brand
Product Number	FT825BL
Category	Hobby
Performance
Torque	7.4V347.25 oz-in
Speed	7.4V0.12 sec/60°
Running Current	7.4V0.250 A
Stall Current	≤4.2 ABelow Average
Physical
Weight	2.96 ozAverage
Dimensions	L 2.142 in W 0.787 in H 1.535 in
Case Material	Aluminum
Drivetrain
Motor Type	Brushless
Gears	Steel
Gear Spline/Teeth	25 T estimate
Rotation Mode	Positional
Rotation/Support	Dual Bearings
Control & Signal
Modulation	Digital
Direction	Counterclockwise
Rotational Range	180°
Pulse Width	500-2500 µs
Neutral Position	1500 µs
Dead Band	4 µs
Control System	PWM
Electrical & Environment
Operating Voltage	6–7.4 V
Temperature	-20–60 °C
Idle Current	0.006 A
Connectivity
Wire Length	300 mm
Origin
Country of Origin	China

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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

Weight	Average Lighter than 47% of 145 Digital Large servos
Stall Current	Below Average Lower draw than 14% of 92 Digital Large servos

Performance Analysis

Shaft Power	5.40 W
Power Density	2.085 W/in³ More power-dense than 72% of 112 Digital Large servos
Torque Density	4.1339 oz-in/g
Torque-to-Volume Ratio	134.20 oz-in/in³
Speed-to-Weight	0.10004 (1/sec·g)
Speed-Torque Trade-off	41.32
Current-per-Torque Ratio	0.0121 A/oz-in
Idle-to-Running Current Ratio	0.024
No-Load vs Stall Current Spread	16.80
Voltage Range Width	1.4 V Wider voltage range than 12% of 124 Digital Large servos
Dead-Band-to-Pulse-Width Ratio	0.0020 Finer dead band than 58% of 54 FeeTech servos