Ipx549 (2025)

| Component | Rating | Meaning | | :--- | :--- | :--- | | | Ingress Protection | International standard for dust/water resistance. | | X | (First Digit) | Undefined / Not tested for solid particle (dust) ingress. | | 5 | (Second Digit) | Protected against water jets (12.5 L/min at 30 kPa for 3 minutes). | | 4 | (Second Digit) | Protected against splashing water (10 L/min for 5 minutes). | | 9 | (Suffix) | High-pressure / high-temperature water jets (14–16 L/min at 8–10 MPa, 80°C). |

Always read the fine print. An IPX549 phone is not "more waterproof" than an IP68 phone; it is differently protected. Choose based on your enemy: for submersion, get IP68. For the wash bay, get IPX549. ipx549

Here is an informative breakdown of what IPX549 means, how it works, and why it matters for high-risk environments. To understand IPX549, we must split it into its two components: IPX5 and IPX4 with a "9" suffix. | Component | Rating | Meaning | |

If your work involves —and you never fully submerge your device—the IPX549 specification is superior to a common IP68 rating. It represents a shift from passive protection (keeping water out while still) to active survival (withstanding a deliberate, forceful cleaning). | | 4 | (Second Digit) | Protected