Wholesale Price DC Surge Protector SPD 275V

Q1: Selection of surge protector Al: The level of surge protector (commonly known as lightning protection) is evaluated based on the IEC61024 subdivision lightning protection theory installed at the junction of the partition. The technical requirements and functions are different. The first level lightning protection device is installed between zones 0-1, and the flow requirements are very high. The minimum requirement of GB50057 is 12.5 ka (10/350), and the second and third levels are installed between 1-2 and. 2-3 areas, mainly to suppress overvoltage. Q2: Are you a lightning protector factory or a lightning protector from a trading company? A2: We are a manufacturer of lightning surge protectors. Q3: Warranty and return？ A3: 1. Lightning surge protector products and accessories have been tested 3 times before leaving the factory. 2. We have the best after-sales service team. If there is any problem, our team will do our best to solve it for you. Q4: How to get some samples of surge protector? Answer: We are honored to provide you with samples of lightning protection devices. Please contact our staff and leave detailed contact information. We guarantee to keep your information confidential. Q5: Can samples be obtained for free? A5: Samples are available, but the sample cost should be paid by you. Sample fees will be refunded after further ordering. Q6: Do you accept customized orders? A6: Yes. Q7: When is the entrusted time? A7: It usually takes 7-15 days to confirm payment after LY, but the specific time should be based on the order quantity