Model Capacity (m3/min) Working Pressure (Mpa) Engine Weight (kg) W-1.6/5 1.6 0.5 S1100 Diesel 300 (15 HorsePower) W-1.6/5-D 1.6 0.5 Y160M1-2 300 Electric Machinery (11kw) W-1.8/5 1.8 0.5 S1100 Diesel 320 (15 HorsePower) W-1.8/5-D 1.8 0.5 Y160M1-2 320 Electric Machinery (11kw) W-2/5 2 0.5 S1100 Diesel 450 (15 HorsePower) W-2.5/5-D 2.5 0.5 Y160M2-2 480 Electric Machinery (15kw) W-2.6/5 2.6 0.5 S1100 Diesel 530 (20 HorsePower) W-2.6/5-J 2.6 0.5 S1110 Diesel 490 (20 HorsePower) W-2.8/5 2.8 0.5 S1110 Diesel 550 (22 HorsePower) W-2.8/5-D 2.8 0.5 Y108L-6 550 Electric Machinery (15kw) W-3/5 3 0.5 S1115 Diesel 600 (22 HorsePower) W-3/5-D 3 0.5 Y160L-2 600 W-3.2/7 3.2 0.7 S1125 Diesel 550 (25 HorsePower) W-3.2/7-ZD 3.2 0.7 Y160L-4 550 Electric Machinery (18.5kw) 2V-3.5/5 3.5 0.5 S1125 Diesel 650 (25 HorsePower) 2V-3.5/5-D 3.5 0.5 Y200L1-6 650 Electric Machinery (18.5kw)