The Ultra U12-40873 LSX 650-Watt Power Supply is an advanced and affordable unit aimed at satisfying your systemâs power needs! With 750 watts and a 135mm fan, your electronics are able to operate as efficiently as possible. Ultra's patented modular design also gives you the option to connect only the cables you need, helping to increase airflow and keep your equipment clean and professional. The Ultra U12-40873 LSX 650-Watt Power Supply comes standard with short circuit protection and thermal overload sensors. Purchase the Ultra U12-40873 LSX 650-Watt Power Supply today!