Oil-Free Scroll Vacuum Pump, HiScroll, Pfeiffer Vacuum Inc., Hiscroll 18, Ultimate Vacuum: 6E-3 mbar, Pumping Speed: 12.7 CFM, Connections: Clamping Ring & O-Ring Included, Electrical: Mains Cable Included, Dust Filter: Included, Noise Level: 47 dB(A), Weight: 23kg, Dimensions (L x W x H): 419 x 265 x 304 mm, DN 25 ISO-KF/DN 25 ISO-KF