The RUVAC WSU 501 is a high-performance rotary vane vacuum pump designed for efficient and reliable operation in various industrial applications. It features a robust construction, low noise levels, and excellent ultimate vacuum performance. The pump is easy to maintain, offers a high pumping speed, and is compatible with a range of accessories, making it ideal for both research and commercial use. Experience optimal performance and durability with the RUVAC WSU 501. LEYBONOL LVO 400 operating fluid.