M542H 3A CNC Stepper Driver Controller 2 Phase 128 Microstep Subdivision for 42 57 Motor
- HYQD40-5742 is a professional of two phase stepping motor driver. Can achieve positive &negative control, through the selection of three dial the code switch 8 control gear (1,2,4,8, 16, 32, 64128), through the selection of three dial the code switch six-speed current control (0.5 A, 1 A, 1.5 A, 1.8 A, 2.5 A, 3 A). Suitable for driving 57, 42 two phase, four phase hybrid stepping motors. To achieve the effect of low noise, little vibration, high speed drive motor.
1) We accept Alipay, West Union, TT. All major credit cards are accepted through secure payment processor ESCROW.
2) We will process most order in 48 hours after payment verification and offer tracking no with every Deal(aliexpress only can fill the tracking No after 24 hours).
3) Support WORLDWIDE SHIPPING. (Except some countries and APO/FPO).
4) DHL/Fedex Tracking No Maybe Change after the item arrive Hongkong(eg.we shipped the item on Friday and fill the tracking No,but the tracking No may be Change on Monday if the Parcel arrive Hongkong).
5) SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season.
6) If you have not received your shipment within reasonable days from payment, please contact us first(pls don\'t put negative feedback before contact us!). We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction!
1) We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important ,We request that you contact us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns.
2) It is impossible to address issues if we do not know about them!
1) For Russian buyer,pls offer full name as policy requires.
2) For Buyer from Russian Federation,Argentina,Ukraine,Item may ship via EMS if you choose DHL/Fedex as complex customs declaration process.
3) For Buyer From Brazil,pls offer Tax No is you want to ship via DHL/Fedex,or item will ship via EMS though you choose DHL.