R&D, Production, Sales and Solutions of Sensing Products
Our semiconductor and NDIR (Non-Dispersive Infrared) refrigerant sensors are designed for qualitative and quantitative detection of refrigerants such as R32, R290, R454B, R410A, R134A, etc., across different application scenarios. These sensors feature an integrated self-diagnosis function, fully compliant with the UL60335-2-40:2022 standard. With these sensors, users can achieve refrigerant gas leakage alarms and automatic system shutdowns. Additionally, they can be customized with additional functions to meet the specific requirements of manufacturers in industries such as air conditioning, heat pumps, and refrigerant detection instruments.
- Mataas na sensitivity
- Good Consistency
- Anti-interference Filter Layer
- Aged & Calibrated
- High Resolution & Fast Response
- Kabayaran sa temperatura
- Excellent Linear Output
- Wide / Low Supply Voltage
Refrigerant Sensor Sales
As global demand for air conditioning, refrigeration, and climate control systems grows, so too does the need for safety, efficiency, and environmental stewardship. One crucial component enabling these goals is the refrigerant sensor. Refrigerant sensors are specially designed to detect and monitor the presence of refrigerant gases in various environments. Whether it’s a chiller room, a data center, or a commercial HVAC system, these sensors play a vital role in leak detection, system efficiency, and personnel safety.
NDIR Refrigerant Sensor
Semiconductor Refrigerant Sensor
Technical Comparison of Semiconductor (Metal Oxide) vs. Infrared (NDIR) Refrigerant Sensors
| Feature | Semiconductor (Metal Oxide) Sensors | Infrared (NDIR) Sensors |
|---|---|---|
| Prinsipyo ng pagtatrabaho | React to refrigerant gas by altering the conductivity of a metal oxide surface. | Use Non-Dispersive Infrared (NDIR) absorption to detect specific gas wavelengths. |
| Mga kalamangan | – Cost-effective – Compact design – Quick response to basic gas detection | – High accuracy – Long operational life – Specific to target refrigerants (low cross-sensitivity) |
| Cons | – Susceptible to cross-sensitivity (false readings from other gases) – Affected by humidity | – Higher initial cost – Slower response time – Larger physical footprint |
| Ideal For | Budget-sensitive applications, simple leakage alarms, or non-critical environments | Precision-driven systems, industrial monitoring, or applications requiring high reliability |
Applications of Refrigerant Sensors
Commercial Air Conditioning
In hotels, malls, office buildings, and airports, refrigerant leak detection is essential to prevent system failure and protect occupants.
Cold Storage and Supermarkets
Refrigerated display cabinets, cold rooms, and freezers require leak detection to maintain product integrity and minimize refrigerant loss.
Data Centers
Server rooms rely heavily on HVAC systems. A leak could lead to temperature rise and equipment failure.
Vehicle HVAC Systems
Electric and hybrid vehicles using R-1234yf or R-744 require monitoring for passenger safety.
Industrial Refrigeration
Large-scale systems using ammonia or CO₂ need advanced sensors to comply with stringent safety requirements.
Chiller and Boiler Rooms
Small leaks in enclosed mechanical rooms can build up to dangerous concentrations. Detectors are often integrated with ventilation and alarms.
Why Global Clients Choose Us?
The company consistently adheres to the quality policy of “Fine Craftsmanship, Scientific Innovation, Pursuit of Excellence, and Value-Added Service.” By formulating production process control plans and work instructions, it has established a standardized, accountable, and regulated process management system. Additionally, the company has independently developed an MES production management system, enabling comprehensive and visual management across the entire workflow.
30+ YEARS OF EXPERIENCE
R&D, manufacture and sales of sensors and sensing solutions.
QUALITY GUARANTEE CONTINOUS IMPROVEMENT
Complete and rigid process flow control, coupled with significant improvements.
INTERNATIONAL MARKET
Deliver sensing products to more than 100 countries and regions.
STABLE SUPPLY CHAIN RELIABLE PRODUCTION
Core components not subject to constraints, advanced equipments for manufaturing and test.
R&D STRENGTH TECHNOLOGY INNOVATION
200+ patents, 180+ R&D team members, self-built labs for continous innovation.
One-stop na serbisyo
Professional consultation, fast delivery, 24 hours after-sales support.
Leading the Industry, Innovative & Controllable Technology
With robust R&D capabilities, we maintain sustained input in R&D and unwavering commitment to technological innovation. This not only ensures that we remain at the forefront of industry but also drives continuous innovation, leading the future trend of the sensing industry.
Frequently Asked Questions (FAQs) about Refrigerant Sensors
1. What is a refrigerant sensor?
A refrigerant sensor is a device used to detect the presence and concentration of refrigerant gases in systems such as HVAC, refrigeration units, and automotive air conditioning. It plays a vital role in ensuring safety, efficiency, and environmental compliance by identifying leaks or abnormal gas levels.
Refrigerant Sensor: Mga Prinsipyo, Aplikasyon, at Kahalagahan sa Mga Modern System
2. How does a refrigerant sensor work?
Refrigerant sensors detect gases using technologies such as infrared (IR) absorption, electrochemical reactions, semiconductor conductivity, or photoacoustic effects. Each method identifies refrigerant gases by measuring specific physical or chemical changes caused by their presence.
3. Why are refrigerant sensors important?
Refrigerant sensors are essential for maintaining safety by detecting leaks that can be hazardous or flammable. They also ensure system efficiency by monitoring refrigerant levels and help meet environmental regulations by preventing harmful gas emissions.
4. Where are refrigerant sensors commonly used?
These sensors are used in a variety of applications, including HVAC systems, commercial and industrial refrigeration, automotive air conditioning, and environmental monitoring systems. They are also found in areas where refrigerant leaks could pose health or safety risks.
5. How often should a refrigerant sensor be calibrated?
Most refrigerant sensors should be calibrated at least once a year. However, calibration frequency may increase depending on environmental conditions, regulatory requirements, or the critical nature of the application.
6. What are signs of a failing refrigerant pressure sensor?
Common signs include warm air from air conditioning vents, erratic system behavior, frequent compressor shutdowns, and warning lights on the control panel. These symptoms suggest the sensor may not be accurately detecting pressure or gas levels.
7. Can I test a refrigerant pressure sensor myself?
Yes, testing can be done using tools like a multimeter, pressure gauges, or diagnostic scanners. However, due to the technical nature of HVAC systems, it’s often recommended to have a professional perform diagnostics to ensure accurate results and safe handling.
8. How long does a refrigerant sensor typically last?
The lifespan of a refrigerant sensor varies depending on the operating environment and maintenance practices. Under normal conditions and with regular servicing, a sensor can last several years. Harsh or corrosive environments may reduce its lifespan.
9. What maintenance is required for refrigerant sensors?
Regular inspection, cleaning, and calibration are the main maintenance tasks. It’s also important to keep the sensor dry, avoid physical damage, and replace it promptly if it shows signs of malfunction or inaccuracy.
10. Are refrigerant sensors required by law or regulations?
Yes, in many regions, standards such as EN 378 in Europe and ASHRAE 15 in the United States require refrigerant leak detection for safety and environmental protection. Compliance with these regulations often mandates the use of reliable and properly calibrated refrigerant sensors.
