IP69K vs IP59K
Head-to-head comparison of two IEC 60529 ingress protection ratings.
IP69K and IP59K are both IEC 60529 ingress protection codes, but they differ in solid-object protection (level 6 vs 5). IP69K is rated for dust-tight and high-pressure, high-temp water jets, while IP59K provides dust-protected and high-pressure, high-temp water jets.
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.
The IP59K classification guarantees dust-protected (limited ingress, no harmful deposit) and resistance to high-pressure (8–10 MPa), high-temperature (80 °C) water jets. It is an IEC 60529 ingress protection code combining first-digit (solid) level 5 with second-digit (liquid) level 9K.
Detailed comparison
The stronger rating on each row is highlighted in emerald.
Solid protection (first digit)
IP69K
6 — Dust-Tight
IP59K
5 — Dust-Protected
Liquid protection (second digit)
IP69K
9 — High-Pressure, High-Temp Water Jets
IP59K
9 — High-Pressure, High-Temp Water Jets
Dust-tight
IP69K
Yes
IP59K
Limited
Water-jet resistant
IP69K
Yes
IP59K
Yes
Submersible
IP69K
Yes
IP59K
Yes
Outdoor suitable
IP69K
Yes
IP59K
Yes
The exact difference (IP69K vs IP59K)
Solid protection
IP69K
Level 6 — Dust-Tight
IP59K
Level 5 — Dust-Protected
IP69K provides "Dust-Tight" (level 6), while IP59K provides "Dust-Protected" (level 5). IP69K is 1 level higher.
Liquid protection
IP69K
Level 9 — High-Pressure, High-Temp Water Jets
IP59K
Level 9 — High-Pressure, High-Temp Water Jets
Both IP69K and IP59K share the same liquid protection: High-Pressure, High-Temp Water Jets.
NEMA equivalents
No direct NEMA equivalent.
No direct NEMA equivalent.
Recommendation
IP69K offers higher overall protection than IP59K. Choose IP69K for harsher environments; IP59K may suffice for milder conditions and can be more cost-effective.