Stainless Steel Votoator Each Chamber 200mm Dia X 1800mm Long Chamber W.P. 250 Psi Shell 375 Psi 375 deg.f with 5.5 Kw two speed drive with 4 to 1 ratio gear box to give 360 or 177 RPM with a Waukesha Cherry Burrell SPX size 25 Lobe pump with 32mm dia connections mounted on a mild steel frame 2800mm x 1600mm x 1850mm tall