IP01 vs IP56
Head-to-head comparison of two IEC 60529 ingress protection ratings.
IP01 and IP56 are both IEC 60529 ingress protection codes, but they differ in solid-object protection (level 0 vs 5) and liquid protection (level 1 vs 6). IP01 is rated for no protection and vertically dripping water, while IP56 provides dust-protected and powerful water jets (12.5 mm nozzle).
IP01 provides no protection against solid objects and protection against vertically falling drops of water. Dripping water shall have no harmful effects.. It is an IEC 60529 ingress protection code combining first-digit (solid) level 0 with second-digit (liquid) level 1.
IP56 is dust-protected and resists powerful water jets (12.5 mm nozzle, 100 kPa). Suited to outdoor equipment subjected to heavy rain or hose-directed water.
Detailed comparison
The stronger rating on each row is highlighted in emerald.
Solid protection (first digit)
IP01
0 — No Protection
IP56
5 — Dust-Protected
Liquid protection (second digit)
IP01
1 — Vertically Dripping Water
IP56
6 — Powerful Water Jets (12.5 mm nozzle)
Dust-tight
IP01
No
IP56
Limited
Water-jet resistant
IP01
No
IP56
Yes
Submersible
IP01
No
IP56
No
Outdoor suitable
IP01
No
IP56
Yes
The exact difference (IP01 vs IP56)
Solid protection
IP01
Level 0 — No Protection
IP56
Level 5 — Dust-Protected
IP01 provides "No Protection" (level 0), while IP56 provides "Dust-Protected" (level 5). IP56 is 5 levels higher.
Liquid protection
IP01
Level 1 — Vertically Dripping Water
IP56
Level 6 — Powerful Water Jets (12.5 mm nozzle)
IP01 handles 0.1 mm/min drip rate (Vertically Dripping Water), while IP56 handles 100 kPa (Powerful Water Jets (12.5 mm nozzle)). IP56 provides 5 levels more liquid protection.
NEMA equivalents
No direct NEMA equivalent.
Recommendation
IP56 offers higher overall protection than IP01. Choose IP56 for harsher environments; IP01 may suffice for milder conditions and can be more cost-effective.