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Water Drip Testing with LIB’s IPX1 and IPX2 Rain Spray Test Chambers

Jul 31, 2025

Waterproof testing is crucial for ensuring the reliability and safety of products in various usage environments. LIB's IPX1/IPX2 Rain Test Chamber employs both vertical drip and 15° inclined drip methods to rigorously evaluate a product's ability to resist water ingress under varied exposure angles.

 

LIB offers a complete range of waterproof testing solutions from IPX1 to IPX9K, covering drip, spray, jet, immersion, and high-pressure wash tests. These systems are designed to meet diverse application needs across automotive, military, outdoor electronics, and industrial equipment, with full compliance to international standards and flexible customization options.

 

LIB Rain Spray Test Chamber: IPX1 vs. IPX2 Test Method Comparison

 

 IPX1 and IPX2 Rain Spray Test Chambers

IPX1/IPX2 Rain Test Chamber

 

IPX2 adds an inclination angle to the IPX1 conditions, better simulating the risk of water seeping into the side of the shell during actual use. IPX2 spray test chamber is more efficient movement to the name. LIB can get more useful worth of spray and intelligent PID controller.

 

Test Item

IPX1 (Vertical Drip)

IPX2 (Inclined Drip)

Water Source

Water drips from fixed holes on the top plate of the test chamber.

Under the same vertical dripping condition as IPX1, the sample is mounted on a 15° inclined tray.

Drip Rate

1 ml/min (hole diameter φ0.4 mm, spacing 20 mm)

3 ml/min (same specifications)

Hole Arrangement

Evenly distributed under the top plate.

Same as IPX1

Sample Holder Structure

Fixed horizontally, no rotating table required.

Equipped with a 15° inclined tray for quick installation/removal.

Test Duration

10 minutes

2 minutes (or as per standard requirement)

Evaluation Criteria

No water ingress or functional impact on the sample.

Drip direction changes, checking if sealing is effective on the inclined surface.

 

The Core Advantages of The LIB IPX1 IPX2 Rain Test Chamber


 

Top Drip Box Design

  • The top drip box is pre-installed with stainless steel drip holes (φ0.4 mm, spacing 20 mm), which can be easily replaced or added according to different specifications.

 IPX1 and IPX2 Rain Spray Test Chambers

drip box

Precise Drip Control

  • Two options available: built-in flowmeter + pressure gauge, with flexible flow adjustment range, ensuring high-precision output of 1 ml/min and 3 ml/min.
  • Automatic water circulation and filtration system eliminates the need for manual water changes throughout the year, effectively preventing nozzle blockages and saving energy.

 IPX1 and IPX2 Rain Spray Test Chambers

Water filtration system

Corrosion-resistant materials and structure

  • Internal components made of 304 stainless steel for corrosion resistance and easy cleaning; external components made of A3 steel plates for aesthetic appeal and longevity.
  • Viewing window equipped with a manual wiper for real-time inspection of the specimen surface; built-in lighting ensures good visibility during testing.

 IPX1 and IPX2 Rain Spray Test Chambers

Viewing window and wiper

Humanized and adjustable operation

  • Turntable height adjustable from 350–500 mm to accommodate specimens of different sizes; rotation speed of 1 r/min simulates continuous rotation conditions.
  • The turntable with an internal power supply allows users to power samples to simulate a more realistic environment.
  • The 15° inclined turntable can be installed/removed with a single button, and switching between IPX1 and IPX2 is simple and error-free.
  •  IPX1 and IPX2 Rain Spray Test Chambers

Turntable   

  • The PID controller supports multi-language interfaces, with test programs starting with a single click. Test data can be exported via USB for convenient report generation and traceability. Remote control via computer connection and simultaneous control of multiple devices.

 IPX1 and IPX2 Rain Spray Test Chambers

controller

 

LIB Waterproof Series: IPX1 to IPX9K Drip, Spray, Jet, Immersion & High-Pressure Jet Chambers


 

Level

Type

Main Test Method

Typical Applications

IPX1–IPX2

Drip

Top plate drip, inclined drip

Basic drip protection for automotive lights...

IPX3–IPX4

Spray (Low Flow)

Oscillating spray with low flow rate

Splash testing for outdoor equipment panels, electronic components...

IPX5–IPX6

Jet (High Pressure)

6.3 mm / 12.5 mm nozzle, 12.5–100 L/min high-pressure water jet

High-pressure washing for construction machinery, outdoor electrical boxes...

IPX7–IPX8

Immersion

Simulated water depth from 1 m to 50 m

Immersion protection for diving gear, marine instruments...

IPX9K

High-Pressure Jet (High Temp)

8000–10000 kPa, 14–16 L/min, 30°/60°/90° for 30 s each

Extreme washing for military equipment, EV chassis...

 

Optional versions:

  • Combined Chamber (IPX1 X2 X3 X4 X5 X6)
  • JIS D 0203 standard rain device (Japanese standard)
  • MIL-STD-810G US military standard rain spray test chamber
  • Whole Set of IP Test Equipment-No Housing Type (suitable for large test pieces or establishing an IP laboratory)

 

Integrated control platform: Modules of different levels can be programmed and managed under the same control system.

 

Flexible expansion: Designs such as the top cover, nozzle, swing arm, and immersion tank can be quickly replaced as needed.

 

Full visibility: Viewing window + built-in lighting + windshield wipers make the test status clear at a glance.

 

Professional Certification: Compliant with multiple industry standards including IEC 60529, ISO 20653, DIN 40050-9, JIS D 0203, and MIL-STD-810G.

 

Customized Services: Salt spray + rain simulation, walk-in chambers...

 

LIB offers a 3-year warranty and lifetime service. Any issues that cannot be resolved during the warranty period will be replaced free of charge. 24/7 English-speaking after-sales team. Fast shipping within 7-15 days.

Contact LIB to develop a professional and efficient solution tailored to your specific standards and stringent requirements.

 

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