... high efficiency and simple structure.(3) Models available: HL820-WJ-50, HL8250-WJ-60, HL820-WJ-71, HL820-WJ-84, HL820 ... -LJ-100, HL820-LJ-120, HLA551-WJ-50, HLA551-WJ-50, HLA551-WJ-60, HLA551-WJ-60A, HLA551-WJ-71 ... -84, HLA551-LJ-100, HLA551-LJ-120,HLA-240-WJ-50, HLA240-WJ-60, HLA240-WJ-71, HLA240-WJ-84, ... ) Package: wooden case(5)Certificates: Francis Hydraulic Water Turbine for Generator set