IP69K vs IP38
Head-to-head comparison of two IEC 60529 ingress protection ratings.
IP69K and IP38 are both IEC 60529 ingress protection codes, but they differ in solid-object protection (level 6 vs 3) and liquid protection (level 9K vs 8). IP69K is rated for dust-tight and high-pressure, high-temp water jets, while IP38 provides > 2.5 mm — tool / wire and continuous immersion (manufacturer-specified).
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.
IP38 provides protection against solid objects larger than 2.5 mm and protection against the effects of continuous immersion in water under conditions specified by the manufacturer.. It is an IEC 60529 ingress protection code combining first-digit (solid) level 3 with second-digit (liquid) level 8.
Detailed comparison
The stronger rating on each row is highlighted in emerald.
Solid protection (first digit)
IP69K
6 — Dust-Tight
IP38
3 — > 2.5 mm — Tool / Wire
Liquid protection (second digit)
IP69K
9 — High-Pressure, High-Temp Water Jets
IP38
8 — Continuous Immersion (manufacturer-specified)
Dust-tight
IP69K
Yes
IP38
No
Water-jet resistant
IP69K
Yes
IP38
Yes
Submersible
IP69K
Yes
IP38
Yes
Outdoor suitable
IP69K
Yes
IP38
Yes
The exact difference (IP69K vs IP38)
Solid protection
IP69K
Level 6 — Dust-Tight
IP38
Level 3 — > 2.5 mm — Tool / Wire
IP69K provides "Dust-Tight" (level 6), while IP38 provides "> 2.5 mm — Tool / Wire" (level 3). IP69K is 3 levels higher.
Liquid protection
IP69K
Level 9 — High-Pressure, High-Temp Water Jets
IP38
Level 8 — Continuous Immersion (manufacturer-specified)
IP69K handles 8–10 MPa (High-Pressure, High-Temp Water Jets), while IP38 handles Specified by manufacturer (Continuous Immersion (manufacturer-specified)). IP69K provides 1 level more liquid protection.
NEMA equivalents
No direct NEMA equivalent.
No direct NEMA equivalent.
Recommendation
IP69K offers higher overall protection than IP38. Choose IP69K for harsher environments; IP38 may suffice for milder conditions and can be more cost-effective.