IP69K vs IP11
Head-to-head comparison of two IEC 60529 ingress protection ratings.
IP69K and IP11 are both IEC 60529 ingress protection codes, but they differ in solid-object protection (level 6 vs 1) and liquid protection (level 9K vs 1). IP69K is rated for dust-tight and high-pressure, high-temp water jets, while IP11 provides > 50 mm — back of hand and vertically dripping water.
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.
Engineered to deliver protection against solid objects larger than 50 mm and protection against vertically falling drops of water. Dripping water shall have no harmful effects.. Classified as IEC 60529 ingress protection code IP11, it pairs solid level 1 with liquid level 1.
Detailed comparison
The stronger rating on each row is highlighted in emerald.
Solid protection (first digit)
IP69K
6 — Dust-Tight
IP11
1 — > 50 mm — Back of Hand
Liquid protection (second digit)
IP69K
9 — High-Pressure, High-Temp Water Jets
IP11
1 — Vertically Dripping Water
Dust-tight
IP69K
Yes
IP11
No
Water-jet resistant
IP69K
Yes
IP11
No
Submersible
IP69K
Yes
IP11
No
Outdoor suitable
IP69K
Yes
IP11
No
The exact difference (IP69K vs IP11)
Solid protection
IP69K
Level 6 — Dust-Tight
IP11
Level 1 — > 50 mm — Back of Hand
IP69K provides "Dust-Tight" (level 6), while IP11 provides "> 50 mm — Back of Hand" (level 1). IP69K is 5 levels higher.
Liquid protection
IP69K
Level 9 — High-Pressure, High-Temp Water Jets
IP11
Level 1 — Vertically Dripping Water
IP69K handles 8–10 MPa (High-Pressure, High-Temp Water Jets), while IP11 handles 0.1 mm/min drip rate (Vertically Dripping Water). IP69K provides 8 levels more liquid protection.
NEMA equivalents
No direct NEMA equivalent.
No direct NEMA equivalent.
Recommendation
IP69K offers higher overall protection than IP11. Choose IP69K for harsher environments; IP11 may suffice for milder conditions and can be more cost-effective.