PCM-3640
https://www.cme.co.za/shop/pcm-3640-14188
https://www.cme.co.za/web/image/product.template/14188/image_1920?unique=7991b78
4x Port COM Compatible RS-232 Interface Module
Terms and Conditions
Shipping: 2 - 5 days (Includes processing)
Assembly (if applicable): Additional 2 - 4 days
Product Datasheet