The EMC Shop typically has every Teseq surge generator model and most popular accessories in stock; rent buy or lease a surge generator and ship today. Available models can reach levels up to 6.6 kV for Combination Wave and 7.7 kV for Telecom Surge. Coupling / Decoupling Networks (CDN’s) are available for single and three phase testing up to 100 Amps. Data line couplers are available for up to 4 pairs of unshielded, symmetrical telecom lines.