This Fisher Rosemount Provox CL6721X1-A3 Discrete I/O Card came from a large local manufacturer that had surplus inventory after upgrading their equipment. This item is possibly in unused, never installed condition but was listed as used due to its age. Although we do not have the means to test this item, we guarantee it to function 100%. If the item does not function however, we will issue a full refund and pay for return shipping. We can accept pay-pal or your credit card. Please feel free to contact us with any questions.


MODEL: CL6721X1-A3
PART NO: 41B5111
REV: M