The DVP's DC.4D series high vacuum pumps offer flow rates up to 7.5 m3/h, and are a perfect choice for laboratories, research institutes and universities. They operate without vibrations, with minimal noise levels, and are easy to maintain. The motor is connected via coupling. They are mostly used as backing pumps for ultra-high vacuum units. They also contain an on/off switch, a cable without plug, thermal protector, gas ballast, transport handle, shock mounts, a pack of SC100 oil and a hydraulic non-return system. They have a durable, robust and reliable design, offering continuous operation without interruptions.