As the requirements for waterproof performance of electronic devices and industrial products continue to rise, IP Water Testing has become an essential part of quality control and marketing promotion.
This article will guide you to deeply understand the testing principles of each level from IPX1 to IPX9K,analyze the testing process and key parameters,and highlight LIB's complete set of IP water spray chambers and its unique customized solutions,helping you make quick selections and achieve compliance certifications.
What is IP Water Testing?
The Ingress Protection (IP) standard was formulated by the International Electrotechnical Commission (IEC 60529) to measure the protection capability of the enclosure against solid and water ingress. The first digit represents the dust protection level, and the second digit (X - 9K) represents the waterproof level. The IP water test focuses on the second digit. Common grades are as follows:
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IPX1 - IPX2: Drip test
IPX1: Vertical dripping, 1 mm raindrop height per minute, for 10 minutes IPX2: Vertical dripping in a 15° inclined state |
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IPX3 - IPX4: Rain/Splash test IPX3: 60° single-angle spray, flow rate 10 L/min, for 5 minutes per surface IPX4: 360° multi-angle rain, ensuring water splashing in all directions |
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IPX5 - IPX6: Spray/Harsh Spray test IPX5: 6.3 mm nozzle, pressure 30 kPa, flow rate 12.5 L/min IPX6: 12.5 mm nozzle, higher pressure (100 kPa) |
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IPX7 - IPX8: Immersion test IPX7: Immersion for 30 minutes at a water depth of 1 m IPX8: Customized immersion for deeper or longer duration as per customer requirements |
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IPX9K: High-temperature harsh water jet test Hot water (≈ 80°C), pressure 8 - 10 MPa, multi-angle spray (0°, 30°, 60°, 90°), 30 seconds per angle |
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Different levels of testing aim to simulate the water damage that products may encounter in natural environments or industrial settings, providing authoritative data for the reliability and marketing promotion of the products.
Why Do You Need to Conduct a Rain Test?
Compliance and certification requirements
Products such as mobile phones, outdoor lamps, automotive components, and marine equipment often need to meet standards like IEC 60529, ISO 20653, and JSS 55555.
Risk prevention and cost control
Early detection of potential defects in the casing sealing and electronic components can prevent short circuits, corrosion, and repair costs.
Enhancing brand competitiveness
"IP68 waterproof" has become an important reference for consumers when making purchases, significantly enhancing market appeal and trust.
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Test Level |
Device Functions & Parameters |
LIB Typical Model |
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IPX1–IPX2 |
Vertical/inclined dripping device; adjustable drip height and frequency |
R-800C R-1200C |
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IPX3–IPX4 |
Oscillating tube and multi-angle spray nozzles; 10 L/min flow rate; 60° & 360° angle switching |
R-800C R-1200C |
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IPX5–IPX6 |
High-pressure nozzles (φ 6.3 mm / 12.5 mm); 30–100 kPa pressure; 12.5 L/min flow rate |
R56-800 |
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IPX7–IPX8 |
Immersion tank; programmable water depth and duration; high-precision water level sensor |
R78-600 |
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IPX9K |
80 °C hot water high-pressure spray; 8–10 MPa; multi-angle rotating turntable; 30 s per side; compliant with ISO 20653 / JSS 55555 |
R9K-1200 |
LIB Water Spray Chambers Core Advantages
One-stop full-level coverage: From drip to high-pressure jetting, eliminating the hassle of choosing multiple models
High precision control: Four-dimensional adjustable parameters including flow rate, pressure, angle, and temperature to ensure test repeatability
Energy-saving and environmentally friendly: Closed-loop circulating water system, intelligent filtration and heating, water savings up to 40%
Modular customization: Workroom size, spray method, software interface, data interface, etc. can all be personalized designed
Durable structure: SUS 304 stainless steel inner workroom + powder-coated shell, corrosion-resistant and anti-EMI
Apart from the IPX7 X8 immersion testing chamber, it cannot be combined with other levels of rain resistance ratings,The waterproof ratings of IP X1, X2, X3, X4, X5, X6 and X9K can all be combined. LIB offers multi-functional combined IP rain test chambers, such as RD-800C RD-1200C(combining IPX1~X6 in one chamber).More types of rain testing chambers without shells can also be customized.
Customized IP Water Testing Lab Solution
Create a complete rain testing laboratory ranging from IPX1 to IPX9K for customers. Based on the actual situation of the customer's laboratory site and the test items, recommend the appropriate rain test chambers model, and conduct on-site installation, including water connection and power connection.
How to make quick selection based on requirements
Clarify the product usage environment: outdoor, marine, automotive, medical, etc., and determine the minimum testing level.
Evaluate the test frequency and capacity: the size of the cabin and the capacity of the turntable affect production capacity and efficiency.
Determine the control and data requirements: whether network connection is needed, historical data retrieval, PLC integration.
Consider the subsequent maintenance cost: material, filter, ease of maintenance.
Contact LIB
If you are looking for an IP water test for the entire machine or a customized solution, please contact LIB immediately. Our professional team will provide you with the most accurate, efficient and energy-saving overall solution for IPX1 - IPX9K rain testing cabinets based on your product requirements and testing specifications! If you have other waterproof testing standards for non-IP level tests, please leave your requirements.
