Description
Description
CTX Go Salt GS-21 – Ref. 70287
The salt chlorinator CTX Go Salt GS-21 offers an efficient and sustainable solution for the automatic disinfection of pool water. Generates chlorine from dissolved salt, keeping water crystal clear and disinfected with reduced maintenance.
Its compact design and intuitive interface make it ideal for residential pools, both new installations and renovations. The Go Salt series allows chlorine production to be adjusted at various levels to adapt to different conditions of use.
The range Go Salt by CTX Fits different pool sizes. Below is the technical comparison with characteristics in rows and models in columns.
For more information you can consult the technical sheet and the user manual that you will find in the "ATTACHMENTS" tab.
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| Features | GS-7 | GS-12 | GS-21 | GS-30 | GS-40 |
| Ref. CTX | 70309 | 70277 | 70287 | 70289 | 70302 |
| Production (gr Cl₂/h) | 6–7 | 10–12 | 17–21 | 24–30 | 31–40 |
| Pool 16–24°C | 30 m³ | 60 m³ | 100 m³ | 140 m³ | 180 m³ |
| Pool >25°C | 25 m³ | 50 m³ | 80 m³ | 120 m³ | 160 m³ |
| Consumption (A AC) | 0.2 | 0.4 | 0.4 | 0.8 | 0.9 |
| Voltage | 230V AC 50/60Hz | ||||
| Salinity | 5–12 g/L (recommended 5–6 g/L) | ||||
| polarity reversal | 2 h / 3 h / test | ||||
| Production control | 0–100% (5 levels) | ||||
| Flow detection (gas) | Yes (always active) | ||||
| Flow switch | No | ||||
| Control by cover | 1 level (10%) – voltage free input | ||||
| External control | 2 levels (0, set%) – voltage free input | ||||
| Pump-Stop | Yes, 1–99 min | ||||
| Salt alarm | 1 LED (high/low salt) | ||||
Swipe the table to see all the data on mobile.
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| cell data | GS-7 | GS-12 | GS-21 | GS-30 | GS-40 |
| Minimum flow rate (m³/h) | 2 | 3 | 5 | 6 | 8 |
| No. electrodes | 3 | 5 | 7 | 11 | 13 |
| Cell material | Methacrylate derivative | ||||
| Connection | PVC Ø63 mm (glued) | ||||
| Max pressure | 1kg/cm² | ||||
| Working temperature | 15–40°C | ||||
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