The Puretec NTR40-E3 is designed for groundwater supplies affected by elevated nitrate. Nitrate-selective ion-exchange resin reduces nitrate before the media is automatically regenerated using brine, providing a treatment approach intended for ongoing whole-building use.
Key Features
- Reduces nitrate in groundwater
- Nitrate-selective ion-exchange resin
- Automatic salt regeneration
- Long-life regenerable media
- Designed for low-maintenance operation
Product Specifications
- Model: NTR40-E3
- Service flow: 25 L/min
- Maximum flow: 50 L/min
- Connection: 1" Male BSPT, ¾" drain
- Pressure range: 138–862 kPa
- Operating temperature: 0–48°C
- Power supply: 240 V
- Replacement media kit: RMK-NTR40
Before Ordering
Nitrate treatment should be selected from a current water analysis. Treatment effectiveness depends on source-water chemistry, flow and contact time; confirm suitability with Puretec before installation.

