| Model | Port size | Max.Flow rate | Max.operating pressure | Nominal filtration rate | pressure gauge | Note |
| NAW2000-02 | PT1/4 | 550 L/min | 1.5-9kgf/cm² | 40um | Y40-10-1/8 | Manual drain |
| NAW2000-02J | ||||||
| NAW2000-02H | ||||||
| NAW3000-02 | PT1/4 | 2000 L/min | 1.5-9kgf/cm² | 40um | Y40-10-1/8 | |
| NAW3000-03 | PT3/8 | 2000 L/min | 1.5-9kgf/cm² | 40um | Y40-10-1/8 | |
| NAW4000-04 | PT1/2 | 4000 L/min | 1.5-9kgf/cm² | 40um | Y50-10-1/4 | |
| NAW4000-06 | PT3/4 | 4500 L/min | 1.5-9kgf/cm² | 40um | Y50-10-1/4 | |
| NAW5000-06 | PT3/4 | 5500 L/min | 1.5-9kgf/cm² | 40um | Y50-10-1/4 | |
| NAW5000-10 | PT1 | 5500 L/min | 1.5-9kgf/cm² | 40um | Y50-10-1/4 |
