Feetech FT846BL Brushless Digital Servo – High-Torque Precision Actuator for Continuous Duty

The Feetech FT846BL Brushless Digital Servo is a high-performance actuator designed for applications requiring precise digital control, elevated torque output, and long-term operational reliability. Built around a brushless motor architecture, this servo offers reduced internal wear, improved efficiency, and stable performance across extended duty cycles.

The FT846BL is suitable for RC platforms, robotics systems, automation mechanisms, and precision mechanical assemblies, where accurate positioning and dependable torque delivery are essential. Digital signal processing ensures fast response, strong holding force, and consistent centering, even under varying loads.

Beyond hobby use, the FT846BL is well suited for engineering prototypes, university research projects, laboratory test rigs, educational mechatronics systems, and industrial concept development. Its brushless design makes it particularly attractive for continuous-operation environments, where service life and reliability are critical considerations.

Supplied as a genuine Feetech product, the FT846BL is supported by manufacturer warranty, technical guidance, and structured bulk-supply options, providing confidence for both individual and institutional buyers.

Minimum Order & Supply Terms

Standard MOQ: 11 units

Accepted minimum order: 7 units

Orders below 7 units may be considered subject to stock availability.

Part of our Feetech / Fitec Digital Standard Servos range.

Explore other Brushless Digital Servos for robotics and automation.

Trust, Warranty & After-Sales Support

This servo is supplied as a genuine Feetech product and is covered by the manufacturer’s warranty. We provide pre-sale and post-sale technical support, including application guidance and system compatibility advice.

Replacement parts and compatible accessories are available to support long-term deployment and maintenance, making this product suitable for large-quantity and mission-critical use.

Key Features

Brushless motor design for extended lifespan

Digital control circuitry for precise positioning

High torque capability for demanding applications

Smooth, stable, and repeatable motion

Reduced mechanical wear and improved efficiency

Suitable for continuous or repeated duty cycles

Compatible with standard RC control signals

Technical Specifications (typical values)

Motor Type: Brushless

Control Type: Digital

Gear Material: Metal

Operating Voltage: 6.0 – 7.4 V (typical for BL servos)

Form Factor: Standard servo size

(Exact specifications may vary slightly by production batch.)

Specification:

Brand: Feetech

Item Name: FT846BL Servo

Output Shaft: 25T/5.9mm

Gear Material: Steel

Bearing Type: Ball Bearing

Institutional Limit Angle: Unlimited

Size: 40*20*43mm

Weight: 91.5g

Operating Voltage: 6V~7.4V

No-load Speed: 0.185sec/60°~0.151sec/60°

No-load Current: 270mA~300mA

Stall Torque: 32.5kg.cm-40kg.cm

Stall Current: 3.5A~4.4A

Specified Load: 10.5Kg.cm~13.5Kg.cm

Rated Current: 1100mA~1450mA

Voltage Range: 4V~8.4V

Kt Constant: 9Kg.cm/A

Features:

- Control model is PWM

- Control system type: Digital comparator

- Operating angle: 180°

- Pulse width range: 500~2500μsec

- Electronic protection: locked rotor for 3 seconds (after the steering gear is locked, the output torque will exceed the overload torque and continue to protect the torque after 3 seconds, the overload torque and protection time can be modified)

Package Included:

FEETECH FT846BL Servo and its accessories