Product Description
Official Roller485 Unit w/ BLDc Motor(STM32)
Official Roller485 Unit w/ BLDc Motor(STM32)Roller485 Unit is a brushless DC motor (BLDC) motion actuator kit integrated with multiple control functions, designed for efficient motion control. The product supports 6-16V DC power input (via PWR485 interface) or 5V input (via Grove interface) and can automatically adjust the power coefficient to ensure optimal performance. It features an internal FOC closed-loop drive system and uses a 3504 200KV brushless motor, with a maximum continuous phase current of 0.5A without forced cooling, and short-term peak current of 1A. The driver uses a magnetic encoder for feedback and supports current, speed, and position control, ensuring precise motion control. The device’s axle can be equipped with an optional slip ring, allowing the top Grove interface to remain connected to the bottom, enabling the expansion of additional modules while supporting 360° rotation, ensuring power supply and data transmission to the rotating part.
Additionally, the back of the device features a 0.66-inch OLED display that can show real-time status, along with RGB indicator lights and function buttons for human-machine interaction. The top and base of the product are designed with LEGO-compatible mounting holes and M3 screw holes, allowing for easy setup and integration. The hardware and software of the Roller485 Unit are fully open-source, supporting motion control and parameter adjustment via RS485 or I2C buses. The unit also provides SWD and SWO debugging interfaces to enhance user flexibility. This product is widely used in robotic joints, motion control, industrial automation, and visual demonstration projects.
Product Features
Brushless DC motor control (BLDC)
RS-485 communication / I2C communication control
Integrated OLED display
RGB indicator lights
FOC closed-loop drive system
Included
1x Roller485 Unit
1x HT3.96R-4P plug
2x HY2.0-4P Grove cables (5cm)
6x Friction pins
1x Flange
1x Bracket
1x Hex key(2.5mm)
1x Hex key(2mm)
6x M3 nuts
2x M3x14mm socket head screws
4x M3x14mm countersunk head screws
4x M3x12mm countersunk head screws
1x Single-end terminal wire 5P debugging cable
Applications
Robotic joint control
Smart manufacturing equipment
Visual demonstrations



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Shipping policy
We carefully handle each order to ensure your package arrives quickly and safely. Please note that factors such as weather, postal traffic, or carrier performance may occasionally cause delays beyond our control.
We provide free shipping and dispatch all orders within 2 business days of payment, often sooner. All shipments are sent via international express air shipping, with a tracking number provided so you can follow your order every step of the way.
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Returns
Your satisfaction is important to us. Hexlight offers a 14-day Free return policy: if you are not fully satisfied with your purchase, you may request either a full refund or an exchange. All return shipping costs are fully covered by us.
Condition
Brand New
Shipping
This item is shipped directly from our supplier in China with tracking.