IP58 vs IP41
Head-to-head comparison of two IEC 60529 ingress protection ratings.
IP58 and IP41 are both IEC 60529 ingress protection codes, but they differ in solid-object protection (level 5 vs 4) and liquid protection (level 8 vs 1). IP58 is rated for dust-protected and continuous immersion (manufacturer-specified), while IP41 provides > 1 mm — small wires and vertically dripping water.
IP58 is dust-protected and rated for continuous immersion in water under manufacturer-specified conditions. A niche rating for equipment that must operate submerged while allowing limited dust ingress.
Under IEC 60529, IP41 specifies protection against solid objects larger than 1.0 mm 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 4 with second-digit (liquid) level 1.
Detailed comparison
The stronger rating on each row is highlighted in emerald.
Solid protection (first digit)
IP58
5 — Dust-Protected
IP41
4 — > 1 mm — Small Wires
Liquid protection (second digit)
IP58
8 — Continuous Immersion (manufacturer-specified)
IP41
1 — Vertically Dripping Water
Dust-tight
IP58
Limited
IP41
No
Water-jet resistant
IP58
Yes
IP41
No
Submersible
IP58
Yes
IP41
No
Outdoor suitable
IP58
Yes
IP41
No
The exact difference (IP58 vs IP41)
Solid protection
IP58
Level 5 — Dust-Protected
IP41
Level 4 — > 1 mm — Small Wires
IP58 provides "Dust-Protected" (level 5), while IP41 provides "> 1 mm — Small Wires" (level 4). IP58 is 1 level higher.
Liquid protection
IP58
Level 8 — Continuous Immersion (manufacturer-specified)
IP41
Level 1 — Vertically Dripping Water
IP58 handles Specified by manufacturer (Continuous Immersion (manufacturer-specified)), while IP41 handles 0.1 mm/min drip rate (Vertically Dripping Water). IP58 provides 7 levels more liquid protection.
NEMA equivalents
No direct NEMA equivalent.
No direct NEMA equivalent.
Recommendation
IP58 offers higher overall protection than IP41. Choose IP58 for harsher environments; IP41 may suffice for milder conditions and can be more cost-effective.