1215, 1218, 1222, 1228,1234 submersible motors. ritz standard, 316ss We have ... and 12'' water cooling submersible electric pumps at NEMA standard, operating in 50Hz and 60Hz, with power ranging from 3Hp ... to 300Hp, and 1215, 1218, 1222, 1228,1234 RITZ submersible motors. We ... , we got ISO9001 International Standardization Certification. ritz submersible motor pump