Type 615H Bleicher Media 31. January 2019 27. November 2019 Datasheet: THUMM Underwater-Use- / Build-up Rotator Type 615H-1/2-G1"-UW Datasheet: THUMM Underwater-Use- / Build-up Rotator Type 615H-2/2-G1"-UW Type 615H Sustainable for underwater use. Max. thrust load: 15 to (150 kN)