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Rain Test Chamber

A rain test chamber and rain test machine provide controlled and repeatable rainfall conditions for product evaluation. These systems verify water resistance, leakage protection, and durability under various precipitation intensities. The rain test machine is designed to be precise and compliant to test the reliability of the electronics, automotive parts and industrial equipment in terms of performance testing. Rain test chambers find extensive application in quality control and research and development to replicate the environment of the actual weather and ensure that the products comply with safety and performance requirements.

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A rain test chamber is used to run tests under controlled water exposure, ensuring products can withstand real-world weather conditions. The systems work through the creation of constant rain patterns and they allow engineers to keep track of how the products respond to the water over time. They are widely applied in the automotive, electronics, aerospace, and construction sectors in which waterproofing is of paramount importance.

With the aid of such chambers, the weaknesses will be detected at a very early stage of designing, which will decrease the number of failures and recalls. They are also useful in enhancing the quality of the products since repeated testing of the products can guarantee the durability of the products to different levels of rainfall. The other significant advantage is that it meets the international standards which in most cases are mandatory in certifications.

Additionally, these machines save time and resources by simulating long-term weather effects in a short period. Their precise controls make it easy to replicate specific conditions repeatedly, ensuring reliable and accurate test results for research, development, and quality assurance.

Technical Specifications

  • Spray system with adjustable pressure (0.1–0.5 MPa) and flow rate for simulating light to heavy rainfall
  • Multi-angle nozzles with a 360° rotating or tilting specimen platform for uniform water exposure
  • PLC/touchscreen control with programmable test cycles, spray patterns, duration, and intervals
  • Water temperature regulation (10–60 °C) for environmental condition simulation
  • Corrosion-resistant SUS 304 stainless steel chamber and tank construction
  • Closed-loop water circulation with filtration and automatic drainage to prevent nozzle blockage and overflow
  • IPX3–IPX6 and IEC 60529, ISO 20653, JIS D 0203 compliance for standardized testing
  • Integrated safety systems: leak detection sensors, emergency shut-off, door interlocks, and observation window
  • High-precision monitoring of flow rate, spray angle, and platform rotation for reproducible results

Specification

Details

Internal Chamber Size (W × H × D)

1000 × 1000 × 1000 mm

External Dimensions (W × H × D)

1360 × 1840 × 1160 mm

Interior Material

SUS 304 Stainless Steel

Water Spray Nozzles

Diameter 0.4 mm (IPX3–IPX4)

Nozzle Spacing

50 mm between spray holes

Oscillation / Spray Tube Radius

400 mm

Swing / Oscillation Angle

IPX3: 120°, IPX4: 350°

Water Flow Rate

IPX3: 1.1 L/min, IPX4: 1.8 L/min

Water Jet / Heavy Spray Mode

IPX5: 6.3 mm, 12.5 L/min; IPX6: 12.5 mm, 100 L/min

Spray Distance (Jet Mode)

2.5–3.0 m

Turntable / Specimen Table

Diameter 400–600 mm, adjustable rotation 1–5 rpm

Water System

Closed-loop circulation with filtration, automatic supply and drainage

Control System

PLC or touchscreen for programmable cycles, spray patterns, pressure, flow rate

Water Temperature Range

–10 °C to +90 °C (for advanced models)

Safety & Monitoring

Leak detection, door interlock, emergency stop, observation window

Compliance/Standards

IEC 60529 (IPX1–IPX6/IPX9K), ISO 20653, JIS D 0203

FAQs

Rain test chambers are used to simulate different rain conditions to evaluate product waterproofing, durability and performance. They help manufacturers identify weaknesses and ensure products withstand real-world wet environments.

A rain test chamber operates by controlling water droplets or jets at adjustable pressures and angles onto the test sample. This replicates various rain intensities that allow precise measurement of water resistance and durability.

A rain test chamber price typically ranges from INR 1 lakh to 5 lakh in India. The cost depends on chamber size, complexity, automation level, water flow capacity and compliance with international testing standards.

Verified rain test chamber manufacturers provide certifications such as ISO or IEC compliance and have detailed product specifications. They are also positively reviewed in the industry, provide quality control, and provide good customer service and technical support at the end of the purchase.

You can buy genuine rain test chambers from authorized distributors, certified manufacturers, or trusted online marketplaces specializing in industrial testing equipment. Ensure they offer warranty, calibration, and after-sales service.

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