
Product Overview
The XQ-BLS8125DC represents the gold standard in communication reliability for high-performance motion control. Specifically engineered for professional UAVs and automotive-grade robotics, this CAN Bus brushless servo utilizes the robust CAN protocol (UAVCAN compatible), ensuring high fault tolerance and error-free data exchange in environments with heavy electromagnetic interference. Delivering a lightning-fast 0.07s/60° response and a powerful 25kg.cm torque at 8.4V, the BLS8125DC is the definitive choice for flight control surfaces and mission-critical actuators.
Technical Specifications
| Item No. | XQ-BLS8125DC (CAN Bus Brushless Servo) |
|---|---|
| Size | 20 * 40 * 34 mm |
| Weight | 73g ± 0.2g (2.57oz) |
| Gear Type | Toughened Stainless Steel Gears |
| Motor Type | High-Efficiency Brushless DC Motor (BLDC) |
| Interface | CAN Bus (UAVCAN / DroneCAN) |
| Voltage | 6.0 V ~ 8.4 V |
| Protection | IP68 Waterproof |
Performance Matrix
| Voltage | Speed (sec/60°) | Torque (kg.cm) |
|---|---|---|
| 6.0 V | 0.12 | 18 |
| 7.4 V | 0.09 | 22 |
| 8.4 V | 0.07 | 25 |

Key Technical Highlights
1. Mission-Critical CAN Bus Reliability
The CAN interface provides advanced error detection and hardware-level signal correction, making it vastly superior to PWM or TTL in high-vibration and high-EMI environments. It is fully compatible with standard flight controllers (such as Pixhawk/Cube) via UAVCAN or DroneCAN protocols, enabling robust multi-node actuator networking.
2. Brushless Power & Instant Response
An industrial-grade brushless motor delivers an ultra-fast 0.07s response and significant durability, ensuring instantaneous flight adjustments and peak efficiency under continuous high-frequency duty cycles—essential for aerial stability.
3. IP68 Protection & CNC Metallurgy
Housed in a precision-machined full CNC aluminum case, the BLS8125DC provides superior thermal management and structural rigidity. Certified with an IP68 rating, it is fully protected against water immersion and fine dust—ideal for marine robotics and all-weather outdoor operations.
Frequently Asked Questions
A: PWM is a one-way signal that can be degraded by interference over long cables. CAN Bus is a two-way, differential serial protocol with hardware-level error checking and real-time telemetry (feedback on temperature, current, and position), which is vital for the safety of expensive UAV platforms.
A: Yes. It integrates seamlessly with modern flight stacks (ArduPilot, PX4) that use DroneCAN/UAVCAN standards, allowing plug-and-play integration with professional flight controllers.
Take Action
Ready to deploy the absolute pinnacle of torque and precision? The XQ-S8060D provides the ultimate heavy-duty motion solution for professional robotic and industrial projects.