... , Vibration-free,Anti-airlock Submersible Marine Bilge Pump 12V 1100GPHCE,OEM factory,Sample for testing12V/24V,29mm outletVibration-free, ... connector(consult with factory)4,1-pin connector without automatic switch which have to match with float switch5,Outlet fitting: 19mm ... ,Technical date:MATERIALPump body:ThermoplasticShaft seal: Lip sealShaft:Stainless steelVoltage: 12v dc/24v dc