AiBlock Building Block TTL Serial Servo – 2-in-1 Servo & Motor, Angle Feedback, Scratch & MicroPython Support
- 2-in-1 module for continuous drive and precise angle positioning
- 0°–360° rotation range with angle control and continuous rotation
- Real-time angle feedback for closed-loop control
- Auto-reverse force relief on stall, stall torque ≥3.0 kgf·cm
- 5V TTL control, connects to ports M1–M4
- LEGO-compatible design with anti-reverse RJ11 port
- 72×24×32mm module
- Single standard model for the AiBlock ESP32 ecosystem
- Trusted dealerDirect manufacturer partnership
- Pan-India deliveryInsured shipping, all states
- Post-sale supportTraining + service included
What makes it work
AiBlock Building Block TTL Serial Servo – 2-in-1 Servo & Motor, Angle Feedback, Scratch & MicroPython Support
Combining the pinpoint accuracy of a servo with the continuous power of a high-efficiency motor, the AiBlock long motor delivers an all-in-one drive solution for building-block robotics.
Product Description
Combining the pinpoint accuracy of a servo with the continuous power of a high-efficiency motor, the AiBlock long motor delivers an unprecedented all-in-one drive solution. It pairs ultra-precise positioning and instant response with robust torque to handle demanding robotic movements effortlessly. Engineered with an intelligent protection system—featuring thermal monitoring, stall detection, and voltage stabilization—it guarantees safe, rock-solid performance to bring your most ambitious creative builds to life.
Key Features & Applications

2-in-1 Motor & Servo Module
Seamlessly switch between continuous drive and precise angular positioning—all within a single compact module.

High-Precision Angle Control
Effortlessly execute sharp, accurate turns and fixed-distance travel with consistent, rock-solid reliability across complex paths.

LEGO-Compatible Design & Anti-Reverse RJ11 Port
Tailored for standard LEGO-compatible building blocks and equipped with an anti-reverse RJ11 port, this long motor lets you effortlessly integrate dynamic, powered motion into any mechanical creation.

Real-Time Angle Feedback
Continuous position tracking keeps the controller informed of the exact rotor angle at all times—enabling closed-loop, repeatable, and truly precise motion control.


What Will You Build?
Works with the full AiBlock ESP32 ecosystem—controller, all sensors, and standard building blocks-for endless creative builds.


APPLICATION SCENARIOS
Through the "Gear Transmission + Simple Motor Control" course, students can understand the basic principles of power and mechanics. Combined with the building block TTL serial servo's protective structure, it can significantly reduce procurement costs for schools and educational institutions.

Packing List

Technical Specifications
| Operating voltage | 5V |
|---|---|
| Control method | TTL |
| Rotation range | 0°–360° |
| Angle control | Supported |
| Continuous rotation | Supported |
| Stall protection | Auto-reverse force relief on stall |
| Stall torque | ≥ 3.0 kgf·cm |
| Dimensions | 72.0 × 24.0 × 32.0 mm |
| Connection | Any port from M1 to M4 on the AiBlock controller (RJ11 port) |
Frequently Asked Questions
What does the TTL serial servo do?
It combines servo-style precise angle control with continuous-rotation motor drive in a single compact module, so you can switch between continuous drive and precise angular positioning.
Does it support angle feedback?
Yes. Continuous position tracking keeps the controller informed of the exact rotor angle at all times, enabling closed-loop, repeatable motion control.
Is it compatible with building blocks?
Yes. It is tailored for standard LEGO-compatible building blocks and has an anti-reverse RJ11 port.
Which protections does it have?
It has an intelligent protection system featuring thermal monitoring, stall detection, and voltage stabilization, with auto-reverse force relief on stall.
Which ecosystem does it work with?
It works with the full AiBlock ESP32 ecosystem, including the controller, all sensors, and standard building blocks.




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