| Specification/Models | SL-400G | SL-600G | SL-800G | |
| Capacity | GPD/LPH | 400GPD | 600GPD | 800GPD |
| Pre-Filtration | 10" 5um PP+10" UDF+10" CTO | 10" 5um PP+10" UDF+10" CTO | 10" 5um PP+10" UDF+10" CTO | |
| Booster Pump | 400GPD | 600GPD | 800GPD | |
| Pump adaptor | 24V 3A | 24V 5A | 24V 6A | |
| Membrane Size | 3013 400GPD | 3013 600GPD | 3213 800GPD | |
| Membrane Housing | 3013 | 3013 | 3213 | |
| Water Quality Indicator | T.D.S meter with LED | |||
| Cartridge life indicator | Five Stage | |||
| Machine size | 350*210*385mm | |||