Profile: HMD Kontro Sealless Pumps specializes in engineering and manufacturing sealless pumps. CSA/CSI magnet drive end suction sealless centrifugal pumps are a modular range of chemical service pumps, designed to cover a wide duty and application base using the minimum of pump models by maximizing interchangeability of components. The range is specifically designed for maximum part interchangeability. Our pumps are close coupled construction and can be supplied free standing or baseplate mounted. The pumps are offered with a range of synchronous magnet drives rated to match prime mover performance.