AstralPool Flex Duplex 40W UV-C disinfection unit for pools up to 40 m³
AstralPool Flex Duplex 40W UV-C disinfection unit for pools up to 40 m³ subject to supplier availability.
Estimated delivery time: 3 to 7 business days
Description
Description
- Pools of up to 40 m³.
- New installations or renovations of the treatment system.
- Pools treated with chlorine, active oxygen or salt electrolysis.
- Users seeking to complement water disinfection with UV-C technology.
The AstralPool Flex Duplex UV-C 40W is a UV-C disinfection system designed to complement the usual treatment of pool water and help reduce the use of chemicals.
Its reflective Duplex stainless steel chamber improves the efficiency of UV-C rays by up to 35 % and provides high corrosion resistance, even in installations with high salt concentration.
What the Flex Duplex UV-C offers
- Duplex stainless steel chamber with high corrosion resistance.
- Reflective surface designed to increase by up to 35 % the efficiency of UV-C rays.
- Compatible with treatments using chlorine, active oxygen and salt electrolysis.
- Compatible with salinity levels of up to 50 g/L.
- T5 40W 4P lamp with a stated service life of 9,000 hours.
- Protection rating IPX5.
Flexible installation
The Flex Duplex range is designed to facilitate adaptation both in both new installations and renovations.
It can be installed in-line or in bypass/diversion, adapting to different hydraulic configurations.
Model 78126 features connections Ø63 mm, Ø50 mm and 1½" and operates in conjunction with the pump filtration.
Flex Duplex UV-C comparison
| Reference | Model | UV power | Recommended flow rate | Pool volume |
|---|---|---|---|---|
| 77303 | Flex Duplex UV-C 21W | 21 W | 3.5 m³/h | 18 m³ |
| 78126 | Flex Duplex UV-C 40W | 40 W | 8 m³/h | 40 m³ |
| 77304 | Flex Duplex UV-C 60W | 60 W | 11 m³/h | 55 m³ |
| 77305 | Flex Duplex UV-C 80W | 80 W | 16 m³/h | 80 m³ |
| 77306 | Flex Duplex UV-C 140W | 140 W | 22 m³/h | 120 m³ |
Technical specifications
| Model | Flex Duplex UV-C 40W |
|---|---|
| Reference | 78126 |
| UV power | 40 W |
| Power consumption | 42 W |
| Recommended volume | Up to 40 m³ |
| Recommended flow rate | 8 m³/h at 30 mJ/cm² |
| Flow detector | Not included |
| Input voltage | 230 VAC / 50 Hz |
| Wiring | Connected to the filtration pump |
| Minimum flow rate | 0.5 m³/h |
| Maximum flow rate | 23 m³/h |
| Maximum pressure | 2.5 bar |
|---|---|
| Temperature | 2–40 °C max. |
| Compatible salinity | Up to 50 g/L |
| Lamp type | T5 40W 4P |
| Lamp service life | 9.000 h |
| Replacement reminder | Reminder card |
| UV chamber | Duplex stainless steel |
| Protection | IPX5 |
| Connections | Ø63 mm / Ø50 mm / 1½" |
| Body length | 70 cm |
| Cross-sectional measurement indicated in the technical data sheet | 7 cm |
Frequently asked questions
What pool size is it recommended for?
The Flex Duplex UV-C 40W is recommended for swimming pools of up to 40 m³.
What is the recommended flow rate?
The flow rate recommended by AstralPool is 8 m³/h at 30 mJ/cm².
Can it be used with salt chlorination?
Yes. The Flex Duplex range is compatible with salt chlorination, and this the model supports salinity levels of up to 50 g/L.
How long does the UV lamp last?
AstralPool states that the service life is 9,000 hours for the 40 W model's lamp.
Does it include a flow detector?
The 40 W model does not include a flow detector. This item is included in the Flex Duplex model 140 W.


