... PRODUCTS:JR20 series Thermal Relay:JR20 series thermal relay in suitable for using in power system with AC 50Hz,main circuit rated voltage ... experienec:We have a good reputation and long term experience in low-voltage electric field.Alibaba lighting is a name ... replyABOUT OUR MARKER:Our products and design are sold well in North America ,South America,EasternEurope, Southeast, Asia, Africa, Oceania, ...