IP56 vs IPX8
Head-to-head comparison of two IEC 60529 ingress protection ratings.
IP56 and IPX8 are both IEC 60529 ingress protection codes, but they differ in solid-object protection (level 5 vs 0) and liquid protection (level 6 vs 8). IP56 is rated for dust-protected and powerful water jets (12.5 mm nozzle), while IPX8 provides no protection and continuous immersion (manufacturer-specified).
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.
IPX8 protects against continuous immersion under manufacturer-specified conditions (depth and duration), with solid protection not specified. The standard for submersible consumer electronics.
Detailed comparison
The stronger rating on each row is highlighted in emerald.
Solid protection (first digit)
IP56
5 — Dust-Protected
IPX8
0 — No Protection
Liquid protection (second digit)
IP56
6 — Powerful Water Jets (12.5 mm nozzle)
IPX8
8 — Continuous Immersion (manufacturer-specified)
Dust-tight
IP56
Limited
IPX8
No
Water-jet resistant
IP56
Yes
IPX8
Yes
Submersible
IP56
No
IPX8
Yes
Outdoor suitable
IP56
Yes
IPX8
Yes
The exact difference (IP56 vs IPX8)
Solid protection
IP56
Level 5 — Dust-Protected
IPX8
Level 0 — No Protection
IP56 provides "Dust-Protected" (level 5), while IPX8 provides "No Protection" (level 0). IP56 is 5 levels higher.
Liquid protection
IP56
Level 6 — Powerful Water Jets (12.5 mm nozzle)
IPX8
Level 8 — Continuous Immersion (manufacturer-specified)
IP56 handles 100 kPa (Powerful Water Jets (12.5 mm nozzle)), while IPX8 handles Specified by manufacturer (Continuous Immersion (manufacturer-specified)). IPX8 provides 2 levels more liquid protection.
NEMA equivalents
No direct NEMA equivalent.
Recommendation
IP56 offers higher overall protection than IPX8. Choose IP56 for harsher environments; IPX8 may suffice for milder conditions and can be more cost-effective.