rectifier diode D122-40

Pay attention to every detail , provide you with fast and safe service

1. For all your inquires about us or our products, we will reply you in detail within 24 hours
2.We keep more than 10 thousands welding diode in warehouse, it could cut lead time of most items.

3.Experienced technichal support team.

4.2000+ suppliers with us, we could help you to get any components which is difficult to get.

5. The packing of the products can be according to customer requirements.

6. We have very experienced R&D engineers . 

1. Quality control:

100% of the products will be tested . Firstly we will test chip parameters . After the chip encapsulation . we test 100% of the welding diode again.  Each chip and welding diode should pass all these QC procedures and we have all detailed records for  every products.  Once everything is ok, We will send the goods.

2. How can I get some samples?

The price of sending  samples is the same. We quate FOB price. You need to bear the freight after it boarded  the ship freight.

3. Applications of welding diodes:

Locomotives, industrial transmission, motor soft start, high voltage dc transmission, high voltage reactive power compensation, the motor excitation, induction heating...