IP19K vs IP39K
Head-to-head comparison of two IEC 60529 ingress protection ratings.
IP19K and IP39K are both IEC 60529 ingress protection codes, but they differ in solid-object protection (level 1 vs 3). IP19K is rated for > 50 mm — back of hand and high-pressure, high-temp water jets, while IP39K provides > 2.5 mm — tool / wire and high-pressure, high-temp water jets.
Under IEC 60529, IP19K specifies protection against solid objects larger than 50 mm 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 1 with second-digit (liquid) level 9K.
IP39K is an ingress protection code that ensures protection against solid objects larger than 2.5 mm 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 3 with second-digit (liquid) level 9K.
Detailed comparison
The stronger rating on each row is highlighted in emerald.
Solid protection (first digit)
IP19K
1 — > 50 mm — Back of Hand
IP39K
3 — > 2.5 mm — Tool / Wire
Liquid protection (second digit)
IP19K
9 — High-Pressure, High-Temp Water Jets
IP39K
9 — High-Pressure, High-Temp Water Jets
Dust-tight
IP19K
No
IP39K
No
Water-jet resistant
IP19K
Yes
IP39K
Yes
Submersible
IP19K
Yes
IP39K
Yes
Outdoor suitable
IP19K
Yes
IP39K
Yes
The exact difference (IP19K vs IP39K)
Solid protection
IP19K
Level 1 — > 50 mm — Back of Hand
IP39K
Level 3 — > 2.5 mm — Tool / Wire
IP19K provides "> 50 mm — Back of Hand" (level 1), while IP39K provides "> 2.5 mm — Tool / Wire" (level 3). IP39K is 2 levels higher.
Liquid protection
IP19K
Level 9 — High-Pressure, High-Temp Water Jets
IP39K
Level 9 — High-Pressure, High-Temp Water Jets
Both IP19K and IP39K share the same liquid protection: High-Pressure, High-Temp Water Jets.
NEMA equivalents
No direct NEMA equivalent.
No direct NEMA equivalent.
Recommendation
IP39K offers higher overall protection than IP19K. Choose IP39K for harsher environments; IP19K may suffice for milder conditions and can be more cost-effective.