Our new DTX-TERA Adapters for Class F installations deliver a fast, accurate way to certify Class F cabling systems to ISO standards using the TERA connector system. The manufacturer of the TERA Class F connector system endorses and recommends the DTX-1800 with the DTX-TERA Adapters. And they’re the only Class F adapters on the market that deliver Level IV Accuracy. So you can be sure false failures are a thing of the past – no matter what frequency range you’re testing in.