IP65 & IK10 Ratings Explained: What They Mean | LiNEGUARD

IP65 and IK10 Protection Ratings: What You Need to Know

Avant d’installer un équipement en extérieur, deux informations sont essentielles : sa tenue aux chocs et son étanchéité à l’eau et à la poussière. Ces deux critères sont résumés par deux repères normalisés, l’indice de protection IP65 et l’indice IK10. Comprendre ces valeurs permet de choisir et de comparer sereinement un équipement, qu’il s’agisse de luminaires LED, de spots, de panneaux solaires ou de lecteurs de contrôle d’accès.

Un rôle clé : garantir la robustesse d’un produit

Before installing outdoor equipment, two pieces of information are essential: its resistance to impact and its resistance to water and dust. These two criteria are summarized by two standardized indicators, the IP65 protection rating and the IK10 rating. Understanding these values makes it possible to confidently choose and compare equipment, whether it’s LED luminaires, spotlights, solar panels, or access control readers.

A key role: guaranteeing product durability

Protection ratings are used to assess how well electronic devices withstand various types of risk. Since access control devices are often installed outdoors, they need to withstand potentially harsh conditions: rain, splashes, dust, or attempted tampering. Several factors are measured to determine their level of protection:

• Resistance to mechanical impact (vandal-resistance),
• Protection against the intrusion of solid particles such as dust,
• Water tightness.

These benchmarks provide a common language, independent of the manufacturer, for objectively comparing two pieces of equipment. A housing with a high rating is better protected, and therefore more reliable over time.

Two indicators for measuring durability

• The IK rating, which measures impact protection,
• The IP rating, which assesses resistance to liquids and solids.

These two ratings are often listed side by side. Equipment marked “IP65 IK10” combines excellent protection against water and dust with maximum mechanical strength.

IK: mechanical impact resistance

The IK rating quantifies an electrical or electronic device’s ability to withstand mechanical impacts. This rating indicates how well the enclosure — meaning the body of the product — can withstand physical impacts.

Impact resistance tests generally involve dropping objects of varying weights and heights, depending on the IK level being tested. Each level corresponds to an impact energy expressed in joules.

IK ratings are expressed as follows:

• Two letters: “IK,”
• Two digits ranging from 00 to 10.

The higher the value, the greater the impact resistance. IK10 is the highest level: the housing withstands an impact of 20 joules (equivalent to a 5 kg mass falling from a height of 40 cm). This IK10 rating is sought after for equipment exposed to vandalism: outdoor LED luminaires, spotlights, floodlights, or access control readers in public places.

IP: protection against the ingress of solids and liquids

The IP rating, short for “Ingress Protection,” is an international standard defined by the International Electrotechnical Commission. It classifies equipment according to its protection against the ingress of solids and liquids.

IP ratings are formed as follows:

• Two letters: “IP,”
• The first digit (0 to 6) indicates resistance to the intrusion of solid particles, such as dust,
• The second digit (0 to 8) indicates protection against water.

As with the IK rating, the higher the value, the more effective the protection against the element in question.

What exactly does the IP65 rating mean?

The IP65 protection rating breaks down into two pieces of information:

• The digit 6: the equipment is fully protected against dust. No particles can penetrate the body of the housing.
• The digit 5: it is protected against water jets sprayed from any direction using a nozzle.

IP65 equipment therefore offers total protection against dust and good resistance to water jets. It is one of the most common ratings for equipment intended for outdoor environments, as it covers most situations: rain, dust, and jet cleaning. However, an IP65 housing is not designed to be submerged: for immersion, a higher rating is required (IP67 or IP68). IP65 remains the benchmark for LED luminaires, spotlights, solar panels, and access control devices exposed to the elements.

IP65 compared to other ratings: IP44, IP67, and IP68

How does IP65 differ from IP44 or IP67? The gap with IP44 is clear: the latter only blocks solid objects larger than 1 mm and simple splashes, whereas IP65 ensures total protection against dust and resistance to water jets. Compared to IP67 and IP68, IP65 offers the same dust protection but lower water resistance: it withstands jets but not immersion. The choice therefore depends on the actual risk of exposure to water.

What environments and equipment is IP65 suited for?

The IP65 rating is suited to outdoor environments where equipment is exposed to the elements without being submerged:

• LED luminaires and outdoor spotlights: wall lights, bollards, and floodlights exposed to rain and dust;
• Solar panels and solar bollards: outdoor devices require a watertight housing;
• Access control devices: readers installed outdoors combine an IP65 rating for water tightness with an IK10 rating to withstand tampering.

An IP65 rating ensures that the housing remains protected against dust and water, preserving the reliability of the internal electronics. For areas exposed to impact, the IP65 + IK10 combination is the benchmark.

IP and IK standards

These benchmarks are based on precise international standards: the IP rating is defined by the IEC 60529 (EN 60529) standard, and the IK rating by the IEC 62262 (EN 62262) standard. They describe the test conditions for each level and ensure that two housings with the same rating have undergone the same tests, regardless of manufacturer.

How can you verify that a product actually complies with the IP65 standard?

1. Check for the “IP65” (and “IK10,” where applicable) marking on the equipment or its packaging;
2. Consult the technical data sheet, which should reference the relevant standard (IEC 60529);
3. Request the test report for sensitive applications;
4. Check the installation: a poorly installed seal or cable gland will cause a watertight housing to lose its rating.

FAQ