G17082UBK is a thermally protected 4-post, 19” relay rack mount fan kit with speed control for improved cooling. The kit includes four temperature settings: 100%, 70% (low), 50% (auto-threshold), and Off. The fan's motor utilizes a new low-noise motor technology and offers a maximum airflow of 380m3/h. It also has an integral filter that helps keep out dust, lint and other airborne particles, which helps to prolong the life of your equipment. The fan kit also includes all necessary mounting hardware, making installation easy.