Tianjin Estel Electronic Science and Technology Co.,Ltd
TIANJIN ESTEL ELECTRONIC SCIENCE AND TECHNOLOGY CO.,LTD We are the professoinal supplier of outdoor telecom cabinet, air conditioner, heat exchanger, and telecom power system.
Remote Monitoring Environment / Security Monitoring System Support RS485 RS232 Quick Details: Place of Origin: Shenzhen, China (Mainland) Communication Interface: RS485, Ethernet, RS485/232 multiplex ...