The EVESCO 4000 pumps are very powerful models, they are powered by Bosch 72W motors at 12V or 24V. The body is made of Henderson type in reinforced ABS. The support is in epoxy coated aluminum, the eccentric is in bronze, the bearings in stainless steel. All these elements are a guarantee of quality and the assurance of very high reliability
ATMB exhaust valves are made in France with the best elastomers. They are delivered with W4 stainless steel collar. They are recommended to avoid any entry of water by the exhaust