IP50 vs IP69K
Head-to-head comparison of two IEC 60529 ingress protection ratings.
IP50 and IP69K are both IEC 60529 ingress protection codes, but they differ in solid-object protection (level 5 vs 6) and liquid protection (level 0 vs 9K). IP50 is rated for dust-protected and no protection, while IP69K provides dust-tight and high-pressure, high-temp water jets.
Under IEC 60529, IP50 specifies dust-protected (limited ingress, no harmful deposit) and no protection against water. It is an IEC 60529 ingress protection code combining first-digit (solid) level 5 with second-digit (liquid) level 0.
IP69K is dust-tight and resists high-pressure (8–10 MPa), high-temperature (80 °C) water jets. The highest IP rating, required for food, beverage, and pharmaceutical washdown environments.
Detailed comparison
The stronger rating on each row is highlighted in emerald.
Solid protection (first digit)
IP50
5 — Dust-Protected
IP69K
6 — Dust-Tight
Liquid protection (second digit)
IP50
0 — No Protection
IP69K
9 — High-Pressure, High-Temp Water Jets
Dust-tight
IP50
Limited
IP69K
Yes
Water-jet resistant
IP50
No
IP69K
Yes
Submersible
IP50
No
IP69K
Yes
Outdoor suitable
IP50
No
IP69K
Yes
The exact difference (IP50 vs IP69K)
Solid protection
IP50
Level 5 — Dust-Protected
IP69K
Level 6 — Dust-Tight
IP50 provides "Dust-Protected" (level 5), while IP69K provides "Dust-Tight" (level 6). IP69K is 1 level higher.
Liquid protection
IP50
Level 0 — No Protection
IP69K
Level 9 — High-Pressure, High-Temp Water Jets
IP50 provides "No Protection" (level 0), while IP69K provides "High-Pressure, High-Temp Water Jets" (level 9). IP69K is 9 levels higher.
NEMA equivalents
No direct NEMA equivalent.
No direct NEMA equivalent.
Recommendation
IP69K offers higher overall protection than IP50. Choose IP69K for harsher environments; IP50 may suffice for milder conditions and can be more cost-effective.