313 rs232 surge products are offered for sale by suppliers on Alibaba.com, of which other electrical equipment accounts for 5%, surge protection devices accounts for 5%, and plc, pac, & dedicated controllers accounts for 2%.
A wide variety of rs232 surge options are available to you, such as industrial, lightning protection and solar system.You can also choose from 40, 20 and 5 rs232 surge,as well as from 40ka, 20ka, and 10ka rs232 surge, and whether rs232 surge is 2p, 1, or 3p.