Spire Technology is proud to present to you Pulse Power Supplies - A new brand of PSU that ensures stability and value for money. Excellent value for money doesn’t mean corners have been cut – every Pulse PSU comes certified RoHS compliant and with Power Factor Control – giving you a safe and stable foundation to build systems from. Pulse PSU’s come with a superb 12cm fan that offers quiet operation but with proper cooling and airflow – less noise means you’re working in a more peaceful environment and the right cooling ensures maximum lifespan of your products. Supplied with all the appropriate cables Pulse provides maximum compatibility with popular CPU’s and mainboards – The 600W and up models provide PCI-E power for your graphics – and the 650W and up give you 4 SATA power connectors so you can expand the storage capabilities of any system you’re building.