Relay is an electrical control device, its core role is to use small current to control the operation of large current, equivalent to an automatic switch. In the circuit has automatic regulation, safety protection, conversion circuit and other functions. When enough current flows through the coil, the generated magnetic field will attract the armature, making the moving contact and the static contact close or break, so as to achieve the circuit switching control.
|
Q: How can I get the sample to check your quality? A: After price confirmation, you can require for samples to check our product’s quality. If you just need a blank sample to check the design and quality. We will provide you sample for free as long as you afford the express freight. Q: What can I get the price? A: We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please tell us in your email so that we will regard you inquiry priority. Q: What is your term of delivery? A: We accept FOB,CNF and CFR . You can choose the one which is the most convenient or cost effective for you. Q: What about the lead time for the mass production? A: Honestly, it depends on the order quantity and the season you place the order. |
 |
