The D5 Vario is the ultimate pump for PC water-cooling. It features exceptional performance and unrivalled reliability. The Varios speed dial allows you to adjust the pump speed to best suit your system, and the tacho output lets you accurately monitor the pumps speed. 4 Pin Molex and 3 Pin connectors. Maximum Temperature: 60C. This version of the D5 includes the front cover with fixed 1/2' barbs. Its suitable for use with 1/2' ID and 7/16' ID tubing. Model: 5060175583017.