utf8 New Arrival SiAECOSYS Programmable SIAYQ72180 72V 180A Controller for High Power Electric Scooter Bike-SIA YQ-QS Motor, QSMOTOR, 350W - 14kw High Power Electric Bike Scooter Motorcycle Tricycle Car Wheel Hub Motor leading manufacturers in China | Taizhou Quanshun Electric Drive Technology Co., Ltd.

New Arrival SiAECOSYS Programmable SIAYQ72180 72V 180A Controller for High Power Electric Scooter Bike

Price:US $303.00/piece
Production Period:10-12 business days

New Arrival SiAECOSYS Programmable SIAYQ72180 72V 180A Controller for High Power Electric Scooter Bike


SIAYQ series controller is sine wave type controller, which is brushless DC controller with self-learning function. Generally, it matches well with QS Motors, if you want to match with new brand motor, some parameters should be tested by yourself.

P.S. If you have any confused about the shipping cost, please feel free to contact with us. 

Also could place order but don't pay first, then we could adjust the price. 


Sales contact: damon@siaecosys.com

Skype: Damon Wong(QSMOTOR)

 We Chat:+86 18758618893


Aliexpress online purchasing link for this motor(You can click pic for hyperlink): 



One set including below kits 

1. 1pcs X SIAYQ72180 sine wave motor controller

2. 1pcs X Bluetooth adaptor


Key Features 

1). All the raw materials are imported, using high-performance Moss tube

2). With the aluminum substrate scheme, the Moss tube is laid on the aluminum substrate and then placed on the PCB board

3). Small in size

4). High efficiency, low temperature rise, small running current

5). With self-learning function, excellent commonality

6). The app compatible with Android and Apple

7). With flux weakening function


Product Description 

SIAYQ72180 is high quality motor controller, which is compact and support bluetooth for APP.

Equal to FARDRIVE ND72490

It’s hall version (as default) which suit with hall motors.

It could also support encoders, please check with sales.




Test Report 

SIAYQ72180 with QSMOTOR 138 4kW mid drive motor



Adapter Cable 


Bluetooth adapter

Software interface(APP)



Package picture



Programmable Software & User manual (Before you received the controller) 

Pls. Contact with sales to get the link and password to download the manuals and software before/when you got the controllers.


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