GEAR BOX FOR ‘S’ BAND RADAR, MAKE: WARTSILA SAM ELECTRONICS GMBH GEAR BOX FOR ‘S’ BAND RADAR, MAKE WARTSILA SAM ELECTRONICS GMBH. ‘S’-BAND GEAR BOX GR3051 SAM MATERIAL NO. 390007778 TYPE NO.GR3051A023 MAIN SUPPLY: 230V, 3PHASE, 60HZ TRANSRECEIVER POWER: 30KW WARTSILA SAM ELECTRONICS.NA.GR3051A023