IP44 vs IP65: What IP Rating Do Outdoor Lights Need?
Published 2026-06-22 · Updated 2026-10-11
ICBy Imogen ClarkeEditorial contributorThe Answer
The Short Answer
For a wall light, compare the actual exposure and the fitting’s instructions before choosing an IP number. An IP44 light intended for outdoor use may suit its stated installation conditions; an exposed or dusty position may call for stronger protection. Neither IP44 nor IP65 establishes that a light can sit in standing water.
The Full Explanation
IP44 vs IP65 at a Glance
The first digit describes protection against solids and access; the second describes water ingress under defined tests. The table summarises the enclosure classifications, not an installation approval.
| Rating | Solids protection | Water protection | Not established by this code |
|---|---|---|---|
| IP44 | Objects greater than 1 mm. | Splashes from any direction. | Dust-tightness, water jets or immersion. |
| IP65 | Dust-tight. | Water jets. | Immersion or pressure-washer suitability. |
Based on the EN 60529 summary cited below. Protection depends on the enclosure being assembled and installed as specified.
Choose for the Position, Not Just the Number
Our practical starting point is to describe what will reach the light, then find a fitting explicitly intended for that situation. A higher code does not compensate for the wrong mounting orientation or an unsuitable cable entry.
| Position | Check before choosing |
|---|---|
| Wall beneath a porch | Does the manufacturer permit this mounting position and the rain exposure it receives? |
| Open wall or dusty outbuilding | Is the fitting intended for the expected rain, dust and cleaning method? Compare IP65 options where appropriate. |
| Ground-level or recessed light | Is it designed for ground installation, drainage and any load or standing-water exposure? |
| Pond or submerged location | Is it explicitly designed for that use, depth and electrical installation? A general wall-light rating is insufficient. |
Does IP65 Mean Waterproof?
“Waterproof” hides the limits that the full product instructions need to explain. IP65 does not describe corrosion resistance, ultraviolet ageing, impact strength or condensation behaviour. It also does not authorise cleaning with a pressure washer. Check the declared operating conditions and maintenance method rather than treating one word on a listing as a guarantee.
What About IP67 and IP68?
IP67 concerns a defined temporary-immersion test. IP68 concerns immersion under specified conditions, which must be checked for the product. Those classifications should not be read as automatic permission for any pond depth, permanent burial or powerful water jets. Use the full declaration and the intended application.
Installation Is Part of Weather Protection
Seals, covers, connectors and cable entries need to be fitted exactly as instructed. A rating on the lamp body alone does not establish the protection of a separate connector or power supply. For mains-powered or specialist installations, use a competent installer to assess the complete arrangement. An IP label is not a substitute for installation requirements.
Related Questions
Sources
- 1
- 2IP Ratings
International Electrotechnical Commission
- 3IEC 60529: IP Code
International Electrotechnical Commission
- 4Electrical Safety: Approved Document P
UK Government