Available now!! The improved NX-5000 available from our NL warehouse Our NX-5000 has been improved with the latest techniques More power The updated NX-5000 changed from a 530W to a 550Watt full range power supply. ErP2013 This power supply is an ErP2013 power supply, which means your PSU is not using more than 0.5W at standby mode. Higher efficiency By using better components we were able to raise the efficiency level to a minimum of 85%. Check out the website here, or contact us for more information