"Waterproof" Phone Still Got Water Damage?

We hear this several times a month at our shop in Keshavpura: "But it is IP68 rated — how did water get in?" It is a very fair question, and the honest answer is that IP ratings are more limited than the marketing suggests. Understanding what the rating actually means will help you protect your phone better going forward.

What IP68 Actually Means

IP stands for Ingress Protection. The first digit (6) means the phone is sealed against dust. The second digit (8) means it can withstand immersion in fresh water up to a certain depth — typically 1 to 2 metres — for up to 30 minutes, under controlled laboratory conditions.

Three words in that sentence matter: fresh water, controlled, and laboratory.

• Fresh water only. Pool water contains chlorine. Sea water has salt. Soapy water from a sink or bathroom has surfactants. All of these penetrate seals far more aggressively than plain tap water. Many customers are surprised to learn their waterproof phone was damaged in a swimming pool or while washing hands.
• Controlled conditions. The test is done on a brand-new device at still water. A phone that falls into moving water, or hits the bottom of a bucket hard, faces more pressure than the test assumes.
• Laboratory conditions. The test phone has never been dropped, repaired, or had its seals stressed. Your phone that has been used for a year and dropped twice is not the same as the test phone.

How Seals Degrade Over Time

The waterproofing in a phone relies on adhesive gaskets around the screen, back cover, SIM tray, and internal connectors. These gaskets are made from silicone or similar materials that become brittle and compress with age. After 18 to 24 months of regular use — especially in Kota's heat and coaching-student level of daily wear — these seals are no longer as effective as they were on day one. There is no visible sign of this degradation; the seals look fine but water can seep through microscopic gaps.

What Repairs Do to Water Resistance

This is where we must be completely honest with customers: any repair that opens the phone — screen replacement, battery replacement, charging port work — breaks the factory seal. Even when our technicians apply fresh adhesive and take care to reseal the phone properly, it will not have the same tested water resistance as a factory-sealed unit. If a previous repair shop was careless with reassembly, the gasket may not have been replaced at all.

This is one reason why we always ask customers about repair history when they bring in a water-damaged phone. A phone that has been opened before is at much higher risk of water ingress.

Common Scenarios We See in Kota

• Phone taken into the bathroom during a shower — steam and soap water over time
• Dropped in the outdoor cooler or water pot during hot summer months
• Caught in heavy Kota monsoon rain while travelling between coaching centres
• Used near a water cooler on a desk in a coaching institute room
• Dropped in a hostel bathroom sink while studying late at night

In almost all these cases, customers assumed their IP-rated phone was fully protected. The reality is that IP ratings give a level of splash and brief immersion resistance when the phone is new and unsealed — not a permanent guarantee.

What We Do When a Waterproof Phone Gets Wet

We treat it exactly the same as any other water-damaged phone: open it, check the liquid damage indicators, clean the board with ultrasonic cleaning or IPA treatment, dry thoroughly, and then test. The IP rating does not change our repair process.

Typical Costs

The exact cost depends on what was damaged. We confirm everything after a free inspection — no charge just for looking.

Practical Tips Going Forward

Treat your IP-rated phone as water-resistant, not waterproof. Avoid submerging it intentionally. Keep it away from pool and salt water entirely. After any repair, do not assume the water resistance is restored. And if your phone gets wet, act fast — the earlier you bring it in, the better the outcome.