Jrk 21v3 USB Motor Controller with Feedback

The jrk 21v3 motor controller is a highly configurable brushed DC motor controller that supports four interface modes: USB, logic-level serial, analog voltage, and hobby radio control (RC). The controller can be used with feedback for closed-loop speed or position control, or it can be used without feedback as an open-loop speed control. The continuous output current is approximately 3 A in the recommended operating range of 8–28 V, with derated performance down to 5 V and transient protection to 40 V. This version ships with connectors installed as shown (no soldering required).

What is motormaker.net?
MotorMaker.net is an online retailer and bulk order e-shop for  electric motor and controller products, range from standard products and customized products. Main production bases are located in Shenzhen, Dongguan, Wuhan, Shanghai and Chengdu. A professional team supports your order and customization design.  

What service can be supported from motormaker.net?
MotorMaker.net offer product order and product customization service. All orders will be supported after-sales service, including quanlity gurantee, and technical support. 

How to order products from motormaker.net?
You can online order product from motormaker.net by adding product to cart and got to checkout page. Multiple currency options are supported. You can choose suitable currency to place order. Before checkout, you should register account to submit order information.

How to delivery your order from motormaker.net to you?
For order delivery, motormaker.net provides three shipping options, express, air-flight and sea freight. You can choose one option according to your order.

How to inquiry product bulk price?
For the interested product, you can submit bulk price inquiry by bulk order inquiry form.