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marketing@gassensor.com.cn
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13296672587
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No. 3 Fenghuangyuan 3rd Road, Fenghuangyuan Industrial Park, Donghu New Technology Development Zone, Wuhan City
Sifang Optoelectronics Co., Ltd
Quick, accurate, and stable cracking of refrigerant monitoring compliance and safety challenges
Date: 2025-10-17Read: 8
In today's accelerating transition towards "environmental sustainability" and "long termism", a problem has become increasingly prominent: when the use of many common refrigerants has been restricted in recent years, and new environmentally friendly refrigerants such as R32 and R290 have become mainstream, how to make "safety" a moat for brand differentiation competition while meeting global regulations?
•Beyond Compliance: Anchoring Low GWP, Escorting Global Green Pathways
Since the signing of the Montreal Protocol in 1987, the global HVAC industry has accelerated the upgrading of refrigerant environmental protection, with zero ODP and low GWP becoming clear trends. The application of new refrigerants such as R32, R454A, R454B, R290 is becoming increasingly widespread. The use of environmentally friendly refrigerants is an important path for China's room air conditioning industry to achieve the "dual carbon" goal, but its combustible, toxic and other safety risks also pose a transformation challenge, and preventing leaks has become the key. Sifang Optoelectronics NDIR refrigerant leakage sensor provides reliable guarantee for the safe and green transformation of the industry, helping enterprises cope with regulatory requirements and achieve low-carbon development.
•Security based: NDIR technology core+"anticipatory" protection
The application of environmentally friendly new refrigerants has become a trend. Low GWP refrigerants represented by R32 and R290 have excellent environmental performance, but pose potential safety risks due to their inherent flammability and toxicity. For air conditioning products, the risk of combustion or poisoning caused by refrigerant leakage is always the primary safety concern for users, and it is also the quality bottom line that HVAC manufacturers cannot exceed.
The Sifang Optoelectronic NDIR refrigerant monitoring sensor adopts patented dual beam infrared NDIR technology, and the detector has excellent consistency, surpassing the limitations of thermal conductivity technology and significantly different from traditional non dispersive infrared technology. It is more "focused" on measuring the target refrigerant (specific gas), and can sensitively capture its subtle concentration changes and convert them into accurate signals.
Beyond standard response:The response time is as fast as 20 seconds, far exceeding UL regulatory requirements, which means that earlier and more reliable alarms can be issued before the refrigerant concentration approaches the lower explosive limit (LEL)
Ppm level sensitivity:Capture subtle risks with high detection accuracy covering 0%~25% LEL range
•Stability is king: Monitoring of refrigerants with a long lifespan of 15 years
As a household appliance that operates "24/7", air conditioning components must withstand the triple test of "regional temperature difference, environmental humidity, and long-term operation". The four-way photoelectric NDIR refrigerant leakage monitoring sensor has full scene adaptability and super anti-interference ability, achieving high-precision and high reliability detection across the entire range, avoiding frequent false alarms and causing inconvenience to end users.
A2L/A3 refrigerant full coverage
Wide temperature range adaptability beyond industry standard working conditions, with a working temperature range of -40 ℃~95 ℃ covering global climate zones and various harsh environments
IP54 dustproof and waterproof performance, not affected by dust, sufficient to cope with adverse environments such as high temperature and humidity in kitchens, bathrooms, etc
Over 100000 hours of trouble free operation record, equivalent to "zero maintenance" throughout the entire lifecycle of an air conditioner from installation to disposal, effectively reducing after-sales costs.
•Authority as Shield: International Certification Builds Global Passport
The technical strength of NDIR refrigerant leakage monitoring sensor AM4205 has been certified by an international authoritative organization, building a solid "firewall" for global products of air conditioning manufacturers.
As the first refrigerant monitoring sensor manufacturer in China to pass the rigorous UL60335-2-40 standard certification (awarded the first such certification in the Asia Pacific region), and also obtain the IEC international standard certification, the dual certification system ensures that the products comply with the highest global safety standards, greatly reducing the international compliance costs and risks of air conditioning manufacturers. It is the preferred technological guarantee for the refrigeration industry to embrace environmentally friendly refrigerants and achieve safety upgrades.
Sifang Optoelectronics enables HVAC manufacturers to cross the regulatory threshold of the global market, empower product competitiveness, and quickly complete solution docking in the ever-changing market, ultimately reflected in "product strength" - we believe this is also the underlying logic for top brands to maintain leadership in the industry reshuffle.
Editor: Lily
Proofreading: Daniel
Reviewed by: Xiao Jinhua