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Environmental Chambers With Eco-Friendly Refrigerant

In today’s environmentally conscious world, Environmental chambers With eco-friendly refrigerant is very important to environmental protection. Industries are increasingly seeking sustainable solutions to reduce their carbon footprint. As a leading provider of cutting-edge environmental chambers, Wewon Environmental Chambers Co., Ltd. proudly introduces a new era of eco-friendly refrigerants with the adoption of R449A and R508A. Let’s delve into how these refrigerants are transforming the landscape of environmental testing while prioritizing energy efficiency and environmental sustainability.

For environmental chambers testing, R449A and R508A are at the forefront of environmentally responsible refrigerants, Offering superior performance without compromising on ecological integrity. As replacements for traditional refrigerants like R404A and R23, They demonstrate remarkable energy-saving capabilities and significantly reduce greenhouse gas emissions.

Our commitment to innovation drives us to continuously develop advanced refrigeration systems tailored to meet the evolving needs of environmental testing. With the integration of R449A and R508A, The environmental chambers from Wewon Environmental Chambers Co., Ltd. boast enhanced energy efficiency, Ensuring optimal performance while minimizing environmental impact. These eco-friendly refrigerant utilize cutting-edge technology to deliver precise temperature and humidity control, facilitating reliable and repeatable testing results.

EEnvironmental Chambers With Eco-Friendly Refrigerant
Equipment Model TH-W2000 TH-W4850
Testing Volume 2000 Liters 4850 Liters
Temperature Range -60℃~ +150℃ -70℃~ +150℃
Humidity Range 20% ~ 95% 20% ~ 98%
Temp Uniformity ±0.5~ ±1.0℃ ±0.5~ ±1.0℃
Heating Rate 2℃~ 3℃/min 2℃~ 5℃
Cooling Rate 1℃~ 2℃/min 1℃~ 2℃
Refrigerant System R449A R508A R449A R508
Compressor Tecumseh (France) Bizter (Germany)
Noise Level (dB) 65 dB 68 dB
Inner Size (W*D*H) 2000x1000x1000 1800x1800x1500
Outer Size (W*D*H) 2240x1550x1700 2000x3250x2000
Gross Weight 1950 KGS 4850 KGS

Our walk in type SUS environmental chambers equipped with R449A and R508A refrigerants epitomizes sustainability and efficiency. Designed to meet the stringent requirements of various industries including automotive, electronics, aerospace, and pharmaceuticals, these chambers offer unparalleled reliability and performance. By harnessing the power of eco-friendly refrigerants, We empower businesses to conduct environmentally responsible testing while reducing operational costs and carbon emissions.

R449A and R508A represent a paradigm shift in refrigerant technology, embodying our unwavering commitment to environmental stewardship. These non-ozone depleting refrigerants ensure compliance with regulatory standards while delivering exceptional cooling capacity and stability. Whether simulating extreme environmental conditions or conducting long-term durability tests, Wewon environmental chambers equipped with R449A and R508A guarantee unmatched reliability and accuracy.

The adoption of eco-friendly refrigerants R449A and R508A heralds a new era of sustainability and innovation in environmental testing. As pioneers in the field, Wewon Environmental Chambers Co., Ltd. remains committed to delivering cutting-edge solutions that prioritize energy efficiency, environmental responsibility, and superior performance. With our state-of-the-art environmental chambers equipped with R449A and R508A refrigerants, Businesses can embark on their testing journey with confidence, Knowing they are contributing to a greener and more sustainable future.

R404A is a chlorine-free, non-azeotropic mixed refrigerant, which is a colorless gas at room temperature and pressure, and is a compressed liquefied gas stored in a cylinder. R404A has the characteristics of clean, low toxicity, non-flammability, and good refrigeration effect. R404A
R404A is often used in cold storage, food freezing equipment, marine refrigeration equipment, industrial cryogenic refrigeration, commercial cryogenic refrigeration, transportation refrigeration equipment (refrigerated trucks, etc.), refrigeration condensing units, supermarket display cabinets and other refrigeration equipment.
Similar applications as R404A, The R507 freon is a chlorine-free azeotropic refrigerant mixture, which is a colorless gas at room temperature and pressure, and is a compressed liquefied gas stored in a cylinder. R507A
Main Uses: R507 has the characteristics of clean, low toxicity, non-combustible, good refrigeration effect, etc., and is often used in cold storage, food freezing equipment, marine refrigeration equipment, industrial cryogenic refrigeration, commercial cryogenic refrigeration, refrigerated trucks, refrigeration condensing units, supermarket display cabinets and other refrigeration equipment.
Main Uses: R449A refrigerant is an HFO refrigerant, which is mainly used to replace R22, R404a, R507 and R407 series refrigerants|Physicochemical Properties: R449A is a partial mixture of R32, R125, R1234yf and R134a R449A
R449A refrigerant is used in volumetric, direct expansion, medium temperature commercial and industrial refrigeration systems, such as supermarkets (parallel units, distributed systems, small cold storages, freezers, pantry rooms, etc.), food industry (condensing units, etc.), cold chain storage, independent built-in systems, etc.
Main Uses: R23 is mainly used in environmental test chambers (thermal shock test chambers), freeze dryers, ultra-low temperature refrigerators or freezers, blood bank refrigerators, biochemical test chambers and other cryogenic equipment (including scientific research refrigeration, medical refrigeration, etc.), mostly used in the low temperature level of these cascade refrigeration systems. R23
R508A is a chlorine-free azeotropic mixed refrigerant, which is a colorless gas at room temperature and pressure, and is a compressed liquefied gas stored in a cylinder. The R508A can be refrigerated to -80°C or even lower, making it a long-term replacement for the industry-standard R-13, R-503 and R-23 and is fully adapted to the R-503 operating environment. R508A
Main Uses: R508A has the characteristics of clean, low toxicity, non-flammability, good refrigeration effect, etc., and is mainly used in environmental test chambers (thermal shock chambers), freeze dryers, ultra-low temperature refrigerators or freezers, blood bank refrigerators, biochemical test chambers and other cryogenic equipment (including scientific research refrigeration, medical refrigeration, etc.), which is mostly used in the low temperature level of these cascade refrigeration systems.
R-508A refrigerant, also known as R508A. R-508A is an environmentally friendly azeotropic refrigerant that completely does not contain ozone-depleting CFC and HCFC substances, and is recognized and recommended by most countries in the world as a mainstream ultra-low temperature environmentally friendly refrigerant, and is widely used in the initial installation and maintenance process of new refrigeration equipment (ultra-low temperature, cryochromia).
Freon Type R404A R507A R449A R23 R508A R508B
Molecular Weight 97.6 98.86 87.2 g/mole (87.2 b/b mole) 70.01 100.1 95.9
Boiling Point -46.5°C -47.1°C -46.0℃ -82.1°C -85.7°C -88.0°C
Critical Temp 72.1°C 70.9°C 81.5°C 25.9°C 23.05°C 14.00°C
Critical Press 3.74 MPa 3.79 MPa 4.447 MPa 4.84 MPa 4.06 MPa 3.93 MPa
Liquid Heat Cap. 0.38 KJ/(kg·°C) 0.89 KJ/(kg•°C) 1.55 KJ/(kg•°C) 0.35 kJ/(kg·℃) 0.30 kJ/(kg·℃)
ODP Value 0 0 0 0 0 0
GWP Value 3800 3900 1397 12000 12000 12000
ASHRAE Safety     A1 A1 A1 A1
Freon Replace R22, R502 R22, R502 R22, R404A, R507A, R407 N/A R13, R23, R503 R13, R23, R503

R-449A Low Global Warming Potential Refrigerant|New Option for Environmental Chambers

R-404A and similar refrigerants have been used in environmental simulation test chambers to enable optimum performance. However, it has been determined that they have a high global warming potential, and international agreements and regulations such as European Union Regulation No. 517/2014 and the Kigali Amendment to the Montreal Protocol aim to phase down these types of compounds. It is expected that R-404A will see a global price increase as well as reduced availability over the next few years, which is why customers need an alternative. Read More…


Freon Leak Detectors for Environmental Chambers|Helps You Quickly Find Refrigerant Leak

Freon leak detectors play a vital role in ensuring the safety and efficiency of environmental chambers. As a technical support and quality inspection engineer at Wewon Environmental Chambers Co., Ltd., I am excited to introduce the latest advancements in freon leak detection technology. In this article, we will explore the importance of these devices, their functions, and the innovative features that make them indispensable in environmental chamber applications. Read More…


Germany Weiss Technik’s Climatic Test Chambers With Eco-Friendly Refrigerants, ClimeEvent

Weiss Technik’s ClimeEvent is a world first climatic test chamber which uses a combination of eco-friendly refrigerants R449A and R469A that future proof your climate and humidity testing solution. Climatic test chambers are used for quality assurance and reliability testing in fields like the engineering, pharmaceutical, aerospace and manufacturing industries. Also known as Humidity Chambers or Thermal Chambers, a Climatic test chamber from Weiss Technik can test differing climatic zones and seasonal differences – essential in help you test that your products are able to withstand a variety of temperatures during manufacturing, transport, storage and use. Read More…


France Tecumseh Freon Type and Weight|Various Type Of Compressors With Refrigerant Gas

Thanks your purchase work for environmental chamber from Wewon Environmental Chambers Co., Ltd. You have no idea on the France Tecumseh compressor type and how many Freon has been used for your environmental chamber. Right ? Here is a teaching guidance which will help you easier understand Wewon environmental chamber. There has 80 liters, 150 liters, 225 liters, 408 liters, 800 liters, 1000 liters environmental chamber as the standard size and have a safe stock in Wewon manufacture dept. Read More…


1500 Liters Environmental Chambers, Temperature Range: -80C +150C, Tecumseh Compressor

When you get an offer for environmental chambers from your supplier, They always quote you the temperature range : -70C to +150C, Because the -70C is their MAX ability for their temperature chambers. How we supply you the environmental chambers with -80C +150C ? This is the temperature range which your current supplier can not guarantee, But we can. In fact, It’s not easy work, But we can do it ! Let me explain how we meet this technical requirement: Read More…


Environmental Chamber Freon Leakage Tester|Install Refrigerant Leakage Monitoring System

So use a stainless steel plate and cover on the window to prevent the strongly light hurt the operator’s eyes. The Freon leakage tester will help the customer away from the gas leakage risk. This is mainly for the safety of testers. Especially in some European countries, there are very strict requirements for the safety of testers. Meanwhile, There has a lock system there, In this case, Help the customer lock the door and no one can open the door during the samples inside for testing work. Read More…

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