WHALE Watermaster Truma Style Easi-Press High FlowSubmersible Pump Assembly. Suitable for all Truma Ultraflow Water Inlets. Simplifies the connection between an outside water container and the caravan. Simply drop the 12v Submersible Pump into a Water Container and plug into the side of the Caravan or Motorhome. Suitable for both microswitched or pressurised systems. Incorporates an anti air-locking pump enhancing the performance of the WHALE water system and a High Quality Dust Cover that Holds shape over time and prevents debris entering the Water Container. Please Note: Suitable as a alternative for the Truma Pistol Grip plug & pump assembly.