Powered by Dongfeng/Chongqing Cummins, it enjoys the features of high reliability, easy maintenance, long continuous running hours and ideal for port, railway, industrial and mining. As the largest foreign investor in China's Engine industry, Cummin owned Dongfeng Cummin Engine Co, . Ltd which mainly produce B, C, L series and Chongqing Cummins Engine Co, . Ltd which mainly produce M, N, K series in accordance with the Cummins global quality standards in China. The global service net of Superwatt and Cummins can provide our customers with reliable and guaranteed service.

SDD-CU 33	41	33	37.5	30	4BT3.9-G1
SDD-CU 38	48	38	43	34	4BT3.9-G2
SDD-CU 44	55	44	50	40	4BTA3.9-G2
SDD-CU 50	63	50	56	45	4BTA3.9-G2
SDD-CU 75	94	75	85	68	6BT5.9-G1
SDD-CU 85	106	85	96	77	6BT5.9-G2
SDD-CU 100	125	100	114	91	6BTA5.9-G2
SDD-CU 114	142.5	114	130	104	6BTAA5.9-G2
SDD-CU 140	175	140	160	128	6CTA8.3-G2
SDD-CU 160	200	160	181	145	6CTA8.3-G2
SDD-CU 176	220	176	200	160	6CTAA8.3-G2
SDD-CU 190	238	190	216	173	6CTAA8.3-G2
SDD-CU 200	250	200	225	180	6LTAA8.9-G2
SDD-CU 220	275	220	250	200	6LTAA8.9-G2