Danfoss have recently increased their range of High pressure APP pumps.

The range is based on the axial piston principle enabling water lubrication and high efficiency.  The pumps now range from 0.15 to 31 m3/h (0.7 to 136 gpm). The pumps are used in RO systems producing up to 7,500 m3/day.

The pumps feature:

• A corrosion resistant light and compact design, materials are duplex, super duplex stainless steel and polymers
• Low pulsation and airborne noise
• Lubrication of the parts by the fluid being pumped
• Long service life and high efficiency for operation with brackish and seawater
• 8000 hours operation guaranteed between service intervals

For more information please use the following link:

http://www.danfoss.com/Solutions/Reverse+Osmosis/Products/APP+pumps