Product Description 200:0.1A Solid Core Revenue-Grade Current Transformer Kit - 0.67" Inside Dia. - Built-In Voltage Suppression - Blue, Red, Black From the Manufacturer Leviton Current Transformers (CTs) support our full line of revenue-grade meters and help meet all measurement and verification-based opportunities - including smart metering, load management and LEED rating achievement. Designed as part of a simple and effective process for accurately capturing measurements of power consumption CTs are easy to specify and install for new construction and retrofits. The better the equipment, the better the measurement. Leviton meters utilize highly accurate current transformers for revenue-grade performance certified to ANSI standards. Competing products use current sensors that do not provide the same level of performance. CTs come as solid core standard for high-quality, long-term accuracy and reliability. Leviton also offers split core CTs, hinged on one side for easy installation. Sub-Metering Current Transformers, CT Kit, 200A, 200:0.1A, 0.67-Inch - Blue, Red and Black, 1 each.