... and developed 9 series models include CYJS3,4,5,6,8,10,12,14,16 of conventional beam pumping unit ... .54,6,812.37.2×2.0×5.77CYJ10-4.2-37HF1004.2,3.6,3.04,6,824. ... 010.4×2.3×9.48CYJ12-4.2-53HF1204.2,3.6,3.04 ... ,6,830.010.6×2.6×7.39CYJ14-4.2-73HF1404.2,3.6,3.04,6,828. ... .14,5,632.613.2×2.9×9.413CYJ16-4.2-73HF1604.2,3.6,3.04,5,632. ... 610.8×2.9×9.314CYJ16-4.2-105HF1604.2,3.6,3.04,5,636. ...