IP58 vs IP32
Head-to-head comparison of two IEC 60529 ingress protection ratings.
IP58 and IP32 are both IEC 60529 ingress protection codes, but they differ in solid-object protection (level 5 vs 3) and liquid protection (level 8 vs 2). IP58 is rated for dust-protected and continuous immersion (manufacturer-specified), while IP32 provides > 2.5 mm — tool / wire and dripping water at 15° tilt.
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, IP32 specifies protection against solid objects larger than 2.5 mm and protection against vertically falling drops of water when the enclosure is tilted up to 15° from its normal position.. It is an IEC 60529 ingress protection code combining first-digit (solid) level 3 with second-digit (liquid) level 2.
Detailed comparison
The stronger rating on each row is highlighted in emerald.
Solid protection (first digit)
IP58
5 — Dust-Protected
IP32
3 — > 2.5 mm — Tool / Wire
Liquid protection (second digit)
IP58
8 — Continuous Immersion (manufacturer-specified)
IP32
2 — Dripping Water at 15° Tilt
Dust-tight
IP58
Limited
IP32
No
Water-jet resistant
IP58
Yes
IP32
No
Submersible
IP58
Yes
IP32
No
Outdoor suitable
IP58
Yes
IP32
No
The exact difference (IP58 vs IP32)
Solid protection
IP58
Level 5 — Dust-Protected
IP32
Level 3 — > 2.5 mm — Tool / Wire
IP58 provides "Dust-Protected" (level 5), while IP32 provides "> 2.5 mm — Tool / Wire" (level 3). IP58 is 2 levels higher.
Liquid protection
IP58
Level 8 — Continuous Immersion (manufacturer-specified)
IP32
Level 2 — Dripping Water at 15° Tilt
IP58 handles Specified by manufacturer (Continuous Immersion (manufacturer-specified)), while IP32 handles 0.3 mm/min drip rate (Dripping Water at 15° Tilt). IP58 provides 6 levels more liquid protection.
NEMA equivalents
No direct NEMA equivalent.
No direct NEMA equivalent.
Recommendation
IP58 offers higher overall protection than IP32. Choose IP58 for harsher environments; IP32 may suffice for milder conditions and can be more cost-effective.