What is a switch? It is one of the network devices used to establish communication and connection between two computers. In Romanian, it is called a “network switch“. To establish…

Network cable testers are devices that contain an ammeter – clamp ammeter – ohmmeter and are used to measure the resistance of the conductor inside the cable. (more…)

Network security software are programs designed to enhance the security of networks. They are used to monitor network access, detect viruses and malware, protect confidential data, and for many other…

Network has ensured global communication over the years, and today it has technologically evolved, modernizing and becoming a type of network frequently used worldwide. Networks are generally used in offices,…

Cumparamsecondhand.com, with 23 years of experience, is a highly specialized company in second-hand network products. Especially in the field of Network devices, Cisco has proven to be a global brand,…

If you are looking for a second-hand device for measuring grounding, you should read this article. Devices that perform grounding measurement are often called “ground resistance testers.” Ground resistance testers…

United Nations International Telecommunication Union According to data from 2016, the total weight of electronic devices discarded as waste, that is e-waste was 45 million tons. What does 45 million…

When buying a second-hand computer, we offer you a list of important points in our article. Sometimes for economic reasons, other times out of environmental awareness, we choose to buy…

Grounding and grounding resistance; in electrical equipment and installations, in case of a short circuit, to prevent loss of life and damage, the device installed to conduct the leakage current…

Prices of second-hand switches vary according to the number of ports. (more…)