Product Guarantee Information Systems Supply guarantees its cable and interface accessory products to be free of workmanship defects for the life of the product. All cable assemblies are guaranteed for life against manufacturing defects. Should any of our products fail because of poor construction, quality control or testing, ISS will replace the product on a one for one, no charge basis. Other equipment not manufactured by us will carry the manufacturers warranty. Our experienced personnel are determined to fulfill your order quickly and correctly, making your installation a success.