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How to choose a water ionizer in India: 7 things to check

Plates, calibration, service and spares matter more than the brochure numbers. A practical checklist before you buy.

9 Oct 2026 AlkaFresh team

1. Plate material and count

Look for platinum-coated titanium plates. Five to eleven plates cover most homes. More plates help with larger families and low-TDS water, but calibration matters more than count.

2. Calibration to your water

Ask whether the ionizer is set for your water at installation or shipped with a factory preset. In India the difference is real: the same setting gives different pH in different localities.

3. Auto pH control

Does the output stay stable when the feed water changes? Fixed-power machines drift. Look for real-time current control.

4. Power supply

A switched-mode power supply (SMPS) handles Indian voltage fluctuation better than a transformer. The IonX 1101 uses a 150 W SMPS.

5. Cleaning

Scale is the main enemy. Automatic polarity-reversal cleaning plus a manual clean option keeps the plates working.

6. Service and spares

Imported machines can wait weeks for parts. A manufacturer in India with Wi-Fi remote service can diagnose and fix most issues the same day.

7. Honest numbers

pH, ORP and hydrogen figures are maximums. Ask how they were measured and on what water.

Compare the IonX and Maxx series or book a free demo at your home.

This article is general information about water and is not medical advice. Values such as pH, ORP and hydrogen depend on your source water and selected level.

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