UV Weathering Chamber
TestLabs supplies fluorescent UV weathering chambers in Malaysia for accelerated durability testing of plastics, coatings, automotive components, wood, adhesives, and other materials. The chamber controls UV irradiance, temperature, condensation, and water spray to help reproduce selected effects of sunlight, rain, and dew in a controlled laboratory environment. Equipment supply and technical support are available for customers in Kuala Lumpur, Selangor, Penang, Johor, and across Malaysia.
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Local Technical Support
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1 Year Local Warranty
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Free Training
✳︎ Local Technical Support ✳︎ 1 Year Local Warranty ✳︎ Free Training
What is a UV weathering chamber?
Accelerated UV and moisture testing for material durability
Outdoor exposure can cause fading, gloss loss, strength degradation, cracking, peeling, chalking, oxidation, and other changes in polymers and surface finishes. A fluorescent UV weathering chamber accelerates selected combinations of UV radiation, temperature, condensation, and water spray so a laboratory can compare material performance under controlled, repeatable conditions.
The UV lamps reproduce the damaging short-wave portion of sunlight, while the moisture system can provide condensation and water spray. A typical program alternates between a UV exposure phase and a dark, humid condensation phase; the exact cycle, irradiance, temperature, and evaluation method should be selected for the material and the required test method.
A UV weathering chamber is an accelerated aging tester that uses fluorescent UVA or UVB lamps with controlled heat and moisture cycles to evaluate how materials change when exposed to simulated sunlight and outdoor moisture. TestLabs offers bench-top and tower configurations, with an as-listed irradiance setting range of 0.3–1.55 W/m² and lamp options including UVA-340 and UVB-313. Request the appropriate configuration and quotation for your material, test method, and production requirements.
Common applications
Plastics and polymer components: Compare color, gloss, cracking, chalking, strength, and other physical-property changes after accelerated exposure.
Paints and protective coatings: Evaluate surface appearance and coating durability under controlled UV and moisture cycles.
Automotive materials and components: Screen exterior plastics, trim, coatings, and other materials for weathering resistance during product development and quality control.
Wood, adhesives, sealants, and construction materials: Study the effects of UV radiation, heat, condensation, and spray on materials intended for outdoor or semi-outdoor use.
R&D and QA/QC programs: Generate comparative data for formulation screening, supplier qualification, incoming inspection, and product improvement.
Practical control for accelerated weathering programs
A UV weathering chamber should be selected around the required material, exposure cycle, sample format, and evaluation criteria—not only around the cabinet size. TestLabs can help buyers compare the lamp option, irradiance range, moisture method, temperature setting, sample-holder arrangement, and chamber format before a quotation is prepared.
Product and service advantages
Fluorescent UV lamps with UVA-340 or UVB-313 options, subject to the selected configuration.
Condensation and water-spray functions for controlled moisture simulation.
Automatic irradiance feedback control to help maintain the selected light intensity.
Calibratable temperature control and a simple programmable user interface.
Self-diagnostic alarms and maintenance reminders.
Bench-top and tower models for different laboratory layouts and testing needs.
Stainless-steel construction and an as-listed maximum rated power of 2 kW.
One-year manufacturer warranty, with extended warranty availability stated on the current page.
Operator training and on-site or online technical support in Malaysia and Singapore, subject to the agreed scope.
Key features of the UV weathering chamber
| Feature | Availability | Buyer benefit |
|---|---|---|
| Fluorescent UV lamp source | Configuration option | Select UVA-340 or UVB-313 according to the required material test method. |
| Irradiance control | Listed feature | Feedback control helps maintain the selected light intensity during exposure. |
| Condensation cycle | Listed feature | Provides a controlled humid moisture phase at elevated temperature. |
| Water spray | Listed feature | Adds a controlled spray phase for methods requiring rain-like or thermal-shock exposure. |
| Temperature control | Listed feature | Supports repeatable temperature-controlled exposure and can be calibrated. |
| Programmable operation | Listed feature | Simplifies routine test setup and operation. |
| Self-diagnostic alarms | Listed feature | Helps operators identify selected abnormal conditions and maintenance needs. |
| Sample holders | Configuration option | Flat, stretch-rod, and adjustable 3D holders are listed for different sample formats. |
| Chamber format | Configuration option | Bench-top and tower models can be considered for different laboratory spaces. |
| Lamp rated life | As-listed specification | Normal service life is stated as up to 6,000 hours; confirm for the selected lamp and model. |
UV weathering chamber technical specifications
| Parameter | As-listed specification |
|---|---|
| Light source | UV-A, wavelength 340 nm, or UV-B, wavelength 313 nm |
| Lamp quantity and rating | 8 lamps, 40 W each |
| Normal lamp service life | 6,000 hours |
| Irradiance setting range | 0.3–1.55 W/m² |
| Black-panel temperature setting | Chamber temperature +10°C to 80°C |
| Maximum rated power | 2 kW |
| Internal/external shell | Stainless-steel plate 304 / stainless-steel surface finish, as listed |
| Exposure area | 5,175 cm² / 828 in² |
| Standard sample rack | 24 standard sample racks; the page states up to 48 pieces of 150 × 70 mm templates at one time |
| Water supply adjustment | 0–4 L/min |
| Water consumption | Approximately 7 L/day for condensation; 3 L/min for spray, as listed |
| Power supply | 220 V, 50 Hz; 60 Hz customization stated as available |
| Maximum current | 10 A |
| External dimensions | 1,360 mm × 560 mm × 1,290 mm, length × width × height |
| Sample holder types | Flat sample holder, stretch-rod sample holder, adjustable 3D sample holder |
| Model formats | Bench-top and tower models |
Plan the exposure cycle around the required test method
ASTM G154 describes the operation of fluorescent UV lamp and water apparatus for exposing materials to controlled UV, moisture, and heat conditions. ISO 4892-3 covers fluorescent UV exposure of specimens with controlled temperature, humidity, and/or water. The correct exposure cycle depends on the material, application, lamp type, irradiance, temperature, moisture phase, specimen preparation, and evaluation method.
The chamber’s stated capability should not be treated as a blanket certification or guarantee that every configuration complies with every standard. For a quotation, provide the target material, industry, sample dimensions, required lamp, test cycle or standard, and the properties to be evaluated.
Information to include in a quotation request
Material or product name and intended end use.
Sample dimensions, quantity, and holder requirements.
Preferred lamp type, if already specified by the customer’s method.
Required irradiance, black-panel temperature, condensation, and spray cycle.
Test standard or internal method, including the current edition where relevant.
Delivery location, installation expectations, electrical supply, and training requirements.
Frequently Asked Questions About UV Weathering Chambers
What does a UV weathering chamber test?
It tests how materials and finished products change under controlled fluorescent UV radiation, temperature, condensation, and/or water spray. Typical observations include colour or gloss change, cracking, chalking, peeling, oxidation, and changes in selected physical properties. The correct exposure cycle depends on the material and test method.
Which materials can be tested in a fluorescent UV weathering chamber?
Common applications include plastics, polymer components, automotive materials, paints, coatings, wood, adhesives, sealants, and other materials exposed to outdoor or semi-outdoor conditions. TestLabs should confirm the sample-holder arrangement and exposure programme for the specific product.
What is the difference between UVA-340 and UVB-313 lamps?
UVA-340 and UVB-313 are different fluorescent UV lamp options with different spectral characteristics. The appropriate lamp depends on the required test method, material, and desired weathering simulation. Specify the required method when requesting a quotation rather than selecting a lamp based only on price.
Does the chamber simulate rain and dew?
The product page lists both condensation and water spray functions. Condensation provides a controlled humid moisture phase, while water spray can be used when the method requires a spray or rain-like phase. These functions simulate selected moisture effects; they do not reproduce every outdoor weather phenomenon.
How long does an accelerated weathering test take?
There is no universal test duration. The duration and cycle depend on the material, lamp type, irradiance, temperature, moisture phase, standard or internal method, and the property being evaluated. Provide the required method or performance question so TestLabs can help identify a suitable configuration.
What irradiance and temperature ranges are listed for the chamber?
The current page lists an irradiance setting range of 0.3–1.55 W/m² and a black-panel temperature setting of chamber temperature +10°C to 80°C. Confirm the range and control method for the selected model before placing an order.
Does TestLabs provide warranty and training?
The current page states a one-year manufacturer warranty, extended warranty availability, operator training, and on-site or online technical support in Malaysia and Singapore. Confirm the final warranty and support scope in the quotation for the selected model.
How do I request a UV weathering chamber quotation in Malaysia?
Email sales@testlabs.my with your material, sample size, lamp or standard requirement, test cycle, delivery location, and preferred chamber format. TestLabs can then advise on the configuration and prepare a quotation. You may also call or WhatsApp +6018-2030306.
Localized Support for Malaysia's Industrial Hubs
TestLabs supports industrial and laboratory buyers in Kuala Lumpur, Selangor, Penang, Johor, and other parts of Malaysia. The current product page states one-year manufacturer warranty coverage, extended warranty availability, operator training, and on-site or online technical support in Malaysia and Singapore. Confirm the precise support, delivery, setup, and maintenance scope for the selected model in the quotation.
Request a Quotation
Tell us what you need to test, purchase, or implement. Please include the product or material, specimen dimensions, approximate weight, required test level, applicable standard or test method.
We will review the information and advise on the next step or the details that still need to be confirmed.