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Digital Valves
Aquatrol AQT-581XT series control vales offer a rigid valve body made from Noryl material for superior quality and durability. AQT-581XT with their diverse options and added security features allow for ease of use, while offering value added options to fit a wide range of applications. AQT-581XT valves are easy to maintain with multiple quick connect connectors, easy access to injectors and simplified programming. They can be used in filter tanks up to 24″ and softener tanks up to 30″.
| Part Number | AQT-581FT-XT | AQT-581ST-XT | AQT-581SM-XT |
| In/Out | 1.5" | 1.5" | 1.5" |
| Service Flow Rate | 45 gpm | 45 gpm | 45 gpm |
| Peak Flow Rate | 58 gpm | 58 gpm | 58 gpm |
| Backwash Flow Rate | 37 gpm | 37 gpm | 37 gpm |
| Drain Line | 1" NPT | 1" NPT | 1" NPT |
| Distribuitor Pilot | 1.96" OD (1.5" SCH 40) | 1.96" OD (1.5" SCH 40) | 1.96" OD (1.5" SCH 40) |
| Mounting Base | 4" | 4" | 4" |
| Material | Noryl | Noryl | Noryl |
| Brine Line | no | 1/2" QC | 1/2" QC |
| *NH Piston | Optional | Optional | Optional |
| Digital Control | XT Controller | XT Controller | XT Controller |
| Immediate Regeneration | yes | yes | yes |
| Delayed Regeneration | yes | yes | yes |
| Cycles | 6 | 6 | 6 |
| Adjustable Cycles | all | all | all |
| Meter Capacity (+-5%) | no | no | 0.25 - 80 gpm |
| Tank Size (Filter) | 10" -24" | no | no |
| Tank Size (Softener) | no | 10" - 30" | 10" - 30" |
*NH Piston – No hard water bypass is optional for both filter and softener valves. To purchase XT valves with No Hard Water Bypass, make sure you choose the correct model.