![X520](http://aabacus.tech/cdn/shop/products/X520_la01_442x600.jpg?v=1667276991)
X520
by ICP DAS
Price on request
4-port RS-232 (3-Pin), 1-ch D/I and 2-ch D/O Board, for I-7188XB/XG/EX/EG, mPAC-7186EX/PEX/EG/EX-FD/EX-SM