Filter Overview All Products x Applications All Outdoor 223 Marine 91 Sailboats 19 Powerboats 16 Commercial Boats 5 Survival at Sea 3 Tactical 78 Emergency Preparedness & Relief 117 Humanitarian Aid 102 Commercial 66 Solutions Water 91 Brands Katadyn 22 Micropur 4 Spectra Watermakers 65 Water Source Salt Water 10 Tap Water 6 Group Size 1 2 2-5 6 > 10 3 Usage daily 3 often 2 rarely 5 Operation hand-operated 1 manually 2 powered 24 Find Spare Part Marine Freedom to explore. With the Katadyn and Spectra brands, the Katadyn Group has decades of experience in energy-efficient desalination. In addition to a full line of systems for boats of all sizes, our product range also includes manually operated, portable desalinators for emergency use. Projects & Case studies 10,000 Hour SP-5 Pearson Pump Rebuild Kit All Internal Components for Rebuilding a SP-5 Pearson Pump discover 2,500 Hour SP-20 Pearson Pump Rebuild Kit All Seals for Rebuilding an SP-20 Pearson Pump discover 2,500 Hour SP-5 Pearson Pump Rebuild Kit All Seals for Rebuilding an SP-5 Pearson Pump discover 2.5x20 Replacement Membrane Kit New Membrane and Seals Included in Kit discover 2.5x40 Replacement Membrane Kit New Membrane and Seals Included in Kit discover 20 Micron Filter Element Protect Pump and Membranes by Replacing Filter Cartridge Regularly discover 4x40 Replacement Membrane Kit New Membrane and Seals Included discover 5 Micron Filter Element Protect Pump and Membranes by Replacing Filters Regularly discover Commercial 20 Micron Filter Element Protect Pump and Membranes by Replacing Filters Regularly discover Commercial 5 Micron Filter Element Protect Pump and Membranes by Replacing Filters Regularly discover Commercial Charcoal Filter Element Protect Pump and Membranes by Replacing Filters Regularly discover Mag Vane Feed Pump Replacement Feed Pump Head discover 2 3 4 5 6