Shanghai Sieland Electric Co., Ltd is a leading company focused on developing low voltage products cover the following: time relays, three-phase monitoring relays (phase sequence / absence, undervoltage, overvoltage, phase unbalance), voltage monitoring relays, current monitoring relays, frequency relays.

       The design of our products is consistent with international standards, precise and with fashion sense, the products are suitable for a variety of applications, the performance is guaranteed, in addition to the standard models listed in the catalogue, we also can customize the products according to the specific needs of our customers. It is the goal of our unremitting efforts to provide customers with high quality, high value-added products and prompt technical support. We sincerely look forward to working with you to create win-win situation.