If you would like to extend the warranty period of coaxial cable, please consult our Customer Service Department for details. The extended warranty period is the warranty coverage that is initiated after the typical warranty period has expired. It is important to note that you can choose to purchase this warranty before the manufacturer's warranty expires.

Hangzhou SanYuan Cable Co., Ltd. is engaged in the development, manufacture, and sales of shielded control cable. We gain a reputation through expertise accumulated over the years. The fire alarm cable series is available in a wide range of types and specifications. The product has obtained international quality certificates and meets the quality standard of many countries and regions. SanYuan has established processing and quality monitoring system.

We value sustainable development. We partner the NGOs and communities on the larger goals pertaining to sustainable communities, cities, and regions.