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Unrivaled Speed for High-Frequency Industrial Motion
The XQ-POWER RS8140H is the definitive solution for high-precision industrial motion control where speed is the mission-critical objective. Specifically, it is engineered for applications requiring a robust actuator with an ultra-fast 0.07s response time. By utilizing an elite brushless motor and 12V high-voltage input, it delivers a specialized torque of 40kg.cm, ensuring peak efficiency for precision automated nodes and tracking systems.
Industrial-Grade RS485 Signal Integrity
Significantly, the RS8140H features the robust RS485 differential signaling protocol, optimized for reliable data transmission in electrically noisy environments. The RS485 bus supports multi-node networking over long distances, allowing for reliable synchronization of multiple high-speed actuators across complex factory equipment or specialized inspection platforms where signal failure is not an option.
Titan CNC Armor & Stainless Steel Metallurgy
Undoubtedly, handling ultra-high-speed cycles under 40kg of force requires elite structural integrity. The RS8140H is built with a precision-machined full CNC aluminum case to facilitate rapid heat dissipation. The internal toughened stainless steel gear set and industrial dual ball bearings ensure mechanical rigidity under high acceleration, providing professional-grade reliability for all-weather industrial tasks.
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Frequently Asked Questions (FAQ)
Q1: What types of servos and motors does XQ-power provide? XQ-power offers over 50 servo model variants, ranging from 2.5g micro servos to 1000kg high-torque brushless servos, and from UAV power motors to brushless hub motors. Our products span multiple industries, including smart homes, drones, electric vehicles, and precision agriculture.
Q2: Can you recommend specific models for mass production? Absolutely. You can click the WhatsApp button on the right for an instant technical consultation, or use the Contact button at the top to fill in our inquiry form. Our product engineers will analyze your specific requirements and recommend the most suitable drive modules for your mass production needs.
Q3: How can I apply for samples? What is the delivery lead time? For industry-leading customers, we offer free samples for functional verification. For standard products in stock, samples are dispatched within 48 hours after confirmation. For custom products, please contact our sales representative for a specific delivery timeline.
Q4: How soon can I expect a response to my technical inquiry? We are committed to prompt responses. You can expect to hear from us within 24-48 hours of submitting your inquiry. If your request is time-sensitive or urgent, please let us know, and we will prioritize it accordingly.
Brushless Servo Motors, Smart Robot Servo
RS8140H 40kg Ultra-High Speed RS485 Industrial Servo
Order the XQ-POWER RS8140H ultra-fast RS485 industrial brushless servo. Delivering 40kg torque and a lightning 0.07s response time, it features the robust RS485 protocol for high-speed, interference-free industrial automation.
[Download RS8140H Datasheet (PDF)]
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| Primary Category | High-Speed Compact Servo (Tail Servo) |
|---|---|
| Model | XQ-BLS8140H(RS485) |
| Operating Speed (@12V) | 0.07 sec/60° (Ultra-Fast Response) |
| Operating Speed (@8.4V) | 0.094 sec/60° |
| Torque (@12V) | 40.0 kg.cm / 555.5 oz-in |
| Torque (@8.4V) | 29.0 kg.cm / 402.7 oz-in |
| Torque (@7.4V) | 25.0 kg.cm / 347.2 oz-in |
| Neutral Position | 1520 μsec (Narrow Band) |
| Motor Type | High-Efficiency Brushless Motor |
| Gear Material | Toughened Stainless Steel |
| Case Material | CNC Aerospace Aluminum |
| Protection Grade | Waterproof (Splash-resistant) |







