Sea Water pump which is developed by ourselves has already received the patent from  SIPO of China.

TYPE	REV (R/min)	FLUX (L/min)	LIFT HEAD (Kpa)	Dimension (mm)	WEIGHT (KG)
JLB8073-1	3080	200	100	234×100×233	5
JLB8073-2	1800	180	150	234×100×233	5
JLB8073-3	2500	200	150	234×100×233	5
JLB8073-5	2500	200	150	234×100×233	5
JLB8073-6	2100	190	150	234×100×233	5

This rubber impeller sea water pump are made from a special flexible rubber impeller, brass pump body, copper water pipes.
Cavity rustproof new and unique working principle, with performance of strong water-absorbent, large displacement, high lift. Compact body, small size. The pump is only 5 kilograms, is only a quarter of the weight of centrifugal seawater pump. It can be easily installed to achieve an integrated diesel engine accessories. Rubber Impeller after 2000 hours endurance test, through the Shanghai Diesel Engine Company Limited of D683B-type marine diesel engine with trial and usage, the reliability, durability, economy of the product has been recognized by all.