Prosurge is committed to providing customers with high quality surge protection products.

All finished SPDs undergo various tests before they deliver to customer to ensure that the product can provide maximum safety in surge protection for customer’s system or equipments.

In the online aging test, 100% of the finished surge protective product are applied tests. We simulate the actual application conditions and apply the maximum allowable voltage to the SPD, and continuously monitoring, recording, and analyzing the product’s running states, operating voltage, leakage current, and the product temperature rising etc. parameters in real time. Those defective products will be screen out in this test, and the defective products will also be analyzed in time to ensure that the quality of the entire batch of products is effectively verified before shipment.