IP58 vs IP25
Head-to-head comparison of two IEC 60529 ingress protection ratings.
IP58 and IP25 are both IEC 60529 ingress protection codes, but they differ in solid-object protection (level 5 vs 2) and liquid protection (level 8 vs 5). IP58 is rated for dust-protected and continuous immersion (manufacturer-specified), while IP25 provides > 12.5 mm — finger and water jets (6.3 mm nozzle).
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.
IP25 is an ingress protection code that ensures protection against solid objects larger than 12.5 mm and protection against water jets. Water projected by a 6.3 mm nozzle against the enclosure from any direction shall have no harmful effects.. It is an IEC 60529 ingress protection code combining first-digit (solid) level 2 with second-digit (liquid) level 5.
Detailed comparison
The stronger rating on each row is highlighted in emerald.
Solid protection (first digit)
IP58
5 — Dust-Protected
IP25
2 — > 12.5 mm — Finger
Liquid protection (second digit)
IP58
8 — Continuous Immersion (manufacturer-specified)
IP25
5 — Water Jets (6.3 mm nozzle)
Dust-tight
IP58
Limited
IP25
No
Water-jet resistant
IP58
Yes
IP25
Yes
Submersible
IP58
Yes
IP25
No
Outdoor suitable
IP58
Yes
IP25
Yes
The exact difference (IP58 vs IP25)
Solid protection
IP58
Level 5 — Dust-Protected
IP25
Level 2 — > 12.5 mm — Finger
IP58 provides "Dust-Protected" (level 5), while IP25 provides "> 12.5 mm — Finger" (level 2). IP58 is 3 levels higher.
Liquid protection
IP58
Level 8 — Continuous Immersion (manufacturer-specified)
IP25
Level 5 — Water Jets (6.3 mm nozzle)
IP58 handles Specified by manufacturer (Continuous Immersion (manufacturer-specified)), while IP25 handles 30 kPa (Water Jets (6.3 mm nozzle)). IP58 provides 3 levels more liquid protection.
NEMA equivalents
No direct NEMA equivalent.
No direct NEMA equivalent.
Recommendation
IP58 offers higher overall protection than IP25. Choose IP58 for harsher environments; IP25 may suffice for milder conditions and can be more cost-effective.