Our company's products are designed for integration into medical devices such as ventilators, oxygen concentrators, and anesthesia machines to accurately monitor gas flow and oxygen concentration. These sensors are also highly effective in various healthcare applications, including breath analysis, exhalation detection, body temperature monitoring, and blood pressure measurement. Our advanced product range includes medical-grade flow sensors, ultrasonic oxygen sensors, MEMS-based breath sensors, photoconductive CO₂ sensors, thermopile temperature sensors, pressure sensors, and medical electrochemical sensors, providing reliable performance tailored for medical use.
Ventilator
Anesthesia Machine
Oxygen concentrator
Thermometer
Gas Flow and Medical Oxygen Monitoring Sensors
In critical healthcare applications, monitoring gas flow and oxygen levels is essential for patient safety and treatment efficacy. Our sensors enable accurate flow and oxygen concentration monitoring in respiratory devices
O2 Sensor
| Parameter | MED-O2-LA | MED-O2-LB |
|---|---|---|
| Model | MED-O2-LA | MED-O2-LB |
| Gas Detected | Oxygen (O₂) | Oxygen (O₂) |
| Range | 0-100% O₂ | 0-100% O₂ |
| Sensitivity | 8-15mV (in air) | 8-15mV (in air) |
| Response Time (T90) | <15s | <15s |
| Repeatability | <2% of output value | <2% of output value |
| Output Linearity | Full-scale linearity | Full-scale linearity |
| Interface | P/N 5520257-2 | 3.5mm TRS Interface |
| Temperature Range | -20℃~50℃ | -20℃~50℃ |
| Humidity Range | 0%~99% RH (non-condensing) | 0%~99% RH (non-condensing) |
| Pressure Range | 0.5 Bar - 2.0 Bar | 0.5 Bar - 2.0 Bar |
| Service Life | 1.5x10⁶ %O₂ hours (20℃); 0.8x10⁶ %O₂ hours (40℃) | 1.5x10⁶ %O₂ hours (20℃); 0.8x10⁶ %O₂ hours (40℃) |
Application
Applied to oxygen concentrator control devices and oxygen monitoring in medical equipment such as breathing and anesthesia in the medical industry
Ultrasonic oxygen sensor
| Parameter | US1001 | US1010 |
|---|---|---|
| Model | US1001 | US1010 |
| Detection Method | Ultrasonic | Ultrasonic |
| Gas Detected | Oxygen | Oxygen |
| Concentration | ||
| Measurement Range | 21%~95.6% | 20.5%~95.6% |
| Measurement Accuracy | ±1.5%FS @(5~45)℃ | ±1.5%FS @(5~45)℃ |
| Resolution | 0.10% | 0.10% |
| Response Time | ≤1.5s T90 (customizable to ≤0.1s) | ≤1.5s T90 (customizable to ≤0.1s) |
| Flow | ||
| Measurement Range | 0~10L/min | 0~10L/min |
| Measurement Accuracy | ±0.2L/min @(5~45)℃ | ±0.2L/min @(5~45)℃ |
| Resolution | 0.1L/min | 0.1L/min |
| Response Time | ≤1.5s T90 (customizable to ≤0.1s) | ≤1.5s T90 (customizable to ≤0.1s) |
| Operating Voltage | 4.5~13.2V | 4.5~13.2V |
| Average Current | ≤30mA | ≤30mA |
| Operating Environment | 0~55℃; 0~95%RH (non-condensing) | 0~55℃; 0~95%RH (non-condensing) |
| Storage Environment | -30~65℃; 20~95%RH (non-condensing) | -30~65℃; 20~95%RH (non-condensing) |
| Output Signal | UART (3.3V) | UART (3.3V) |
| Dimensions | ||
| Standard Model | 120mm30mm20mm (LWH) | 78.2mm30mm20mm (LWH) |
| Long Screw Model | 120mm30mm30.4mm (LWH) | 78.2mm30mm30.4mm (LWH) |
| Weight | 25g | 20g |
| Lifetime | ≥5 years | ≥5 years |
Application
Applied to household oxygen concentrators, medical oxygen concentrators, etc.
Flow Sensors
| Specification | FR20 | FR03H | FR08-H0A |
|---|---|---|---|
| Diameter | ∅20mm | DN3 | DN8 |
| Full Scale Value (SLM) | - | 1/2/3/4/5 | 50L/min (preferred), 100L/min (optional) |
| Max Flow Rate | 200L/min @20℃, 101.325kPa | - | - |
| Measurement Accuracy | 9L/min~200L/min ±2.5%; 0~9L/min ±0.5%FS | ±(2+0.5FS)% | ±(2+0.5FS)% |
| Operating Pressure | ≤200kPa | ≤200kPa | Customizable |
| Operating Temperature | 0℃~50℃ | 0℃~50℃ | 0℃~50℃ |
| Output Type | Digital IIC or linear analog voltage | Linear 0.5V~4.5V (customizable) | Linear 0.5V~4.5V (customizable) |
| Operating Voltage | DC4.9V~14V | DC5V~14V | DC5V~14V |
| Operating Current | ≤30mA | ≤10mA | ≤20mA |
| Electrical Interface | PH2.0-5P connector | 2.54mm-5P or PH2.0-5P terminal (optional) | PH2.0-5P terminal |
| Storage Temperature | -20℃~80℃ | -20℃~80℃ | -20℃~80℃ |
| ΔPmax | ≤1000Pa | ≤600Pa | ≤2400Pa @ 50L/min 0℃, 101.325kPa |
| Measurement Medium | Dry, clean, non-corrosive gases | Dry, clean, non-corrosive gases | Dry, clean, non-corrosive gases |
Application
Suitable for gas flow detection in the fields of critical respiratory, transport ventilator, industrial process control, air and environmental protection, etc.
Temperature Measurement and Control Sensors
Temperature control is essential in various healthcare applications, particularly for detecting fever, monitoring core body temperatures, and managing thermal conditions in medical devices.
Digital Thermopile Temperature Sensor
| Parameter | Unit | Min | Typical | Max |
| Sensitive area of thermopile | mm2 | / | 0.7x0.7 | / |
| Field of view | Degree | 54 | ||
| Power supply range | V | 2.6 | 5.5 | |
| Power current | Ua | / | / | 300 |
| Working temperature range | ℃ | -20 | / | +85 |
| Storage temperature range | ℃ | -40 | / | +125 |
| ESD rated power | V | / | ±4000 | / |
| Filter wavelength range | um | 5.5 | / | 14 |
| Temperature measurement range | ℃ | -20 | 250 | |
| Temperature measurement accuracy | ℃ | / | ±1℃ for below 100℃ range;±2% for over 100℃ | / |
Application
Non-contact temperature measurement; infrared thermometers such as ear temperature and forehead temperature; continuous temperature control of the production process; temperature measurement and control of household appliances (microwave ovens, hair dryers, air conditioners, etc.); human presence detection;
Thermopile Temperature Sensor
| Specification | MRT-511 | MRT-311 |
|---|---|---|
| Model | MRT-511 | MRT-311 |
| Chip Size | 1.1 × 1.1 mm | 1.1 × 1.1 mm |
| Field of View (FOV) | 95° (greater than 50%) | 95° (greater than 50%) |
| Noise Voltage | 500K, 1Hz, 25℃ | 38 nV/Hz¹/² |
| Noise Equivalent Power | 0.27 nW/Hz¹/² | 0.23 nW/Hz¹/² (500K, 1Hz, 25℃) |
| Time Constant | 10 ms | ≤13 ms |
| Detectivity | 1.0 × 10⁸ cmHz¹/²/W | 1.5 × 10⁸ cmHz¹/²/W |
Application
Applied to non-contact temperature measurement, non-contact measurement of infrared body temperature such as ear temperature and forehead temperature, continuous temperature control in the production process, temperature measurement and control of household appliances (microwave ovens, hair dryers, air conditioners, etc.), and human presence detection.
Breath Detection Sensors
Breath monitoring plays an important role in assessing respiratory health and diagnosing various conditions. Our breath detection sensors are suited for breath analysis, monitoring exhalation levels, and identifying gas components in exhaled air.
MED-H2 H2 Sensor
MED-2CO CO Sensor
MED-NH3 NH3 Sensor
MED-NO NO Sensor
| Specification | MED-H2 | MED-NH3 | MED-NO | MED-2CO |
|---|---|---|---|---|
| Model | MED-H2 | MED-NH3 | MED-NO | MED-2CO |
| Detected Gas | Hydrogen (H₂) | Ammonia (NH₃) | Nitric Oxide (NO) | Carbon Monoxide (CO) |
| Detection Range | 0–200 ppm | 0–10 ppm | 0–300 ppb | 0–200 ppm |
| Sensitivity | (3.0 ± 0.5) nA/ppm | (0.22 ± 0.03) μA/ppm | (1.0–3.0) nA/ppb | (200 ± 65) nA/ppm |
| Response Time (T90) | < 30 s | < 60 s | < 15 s | < 30 s |
| Zero Output (Clean Air) | < ±2 ppm (equivalent H₂) | < ±2 ppm (equivalent NH₃) | / | < ±2 ppm (equivalent CO) |
| Zero Drift | < +10 ppm (equivalent H₂) (-10℃~+50℃) | < 10% over 6 months | / | < +10 ppm (equivalent CO) (-10℃~+50℃) |
| Repeatability | < ±3% of output | < 2% of output | < 5% of output | < ±3% of output |
| Linearity | Within ±5% | Within ±5% | Linear | Within ±5% |
| Stability (Avg. Decay/Month) | < 2% | / | / | < 2% |
Application
Used for respiratory analysis and intestinal disease diagnosis, ammonia detection in the medical industry, medical field, detection of nitric oxide concentration in exhaled breath, design of respiratory analysis (exhaled CO detection for evaluating smoking cessation status) low hydrogen cross-interference
Refrigerated Lead Selenide Infrared Photoconductive Sensor
| Item | Typical | Unit |
| Photosensitive area | 2*2 | mm |
| Response wavelength range | 1~5 | um |
| Peak wavelength | 3.8 | um |
| Response Time | 20 | us |
| Peak responsivity | 4*104 | V/W |
| Peak Normalized Detection Rate | 1*1010 | cm·Hz½/W |
| Dark resistance | 0.5~5 | MΩ |
| Operating temperature | -30~70 | ℃ |
Application
Applied to 13CO2 breath analyzer; carbon emission gas detection; infrared spectroscopy analysis.
Hydrogen Sulfide Sensor
MED-GE01
| Parameter | Value |
|---|---|
| Detected Gas | Hydrogen Sulfide (H2S) |
| Repeatability | <3% of output value |
| Measurement Range | 0~5 ppm |
| Linearity of Output | Linear |
| Maximum Measurement Limit | 20 ppm |
| Zero Drift (-20℃~40℃) | ≤0.2 ppm |
| Sensitivity | 40-200 nA/ppm |
| Temperature Range | -20℃~50℃ |
| Resolution | ≤0.05 ppm |
| Humidity Range | 15%~90% RH, non-condensing |
| Response Time (T90) | ≤50 seconds |
| Pressure Range | Standard atmospheric pressure ±10% |
| Load Resistance (Recommended) | 1kΩ |
| Lifespan | 5 years (in air, 18℃~25℃) |
Application
It is widely suitable for the detection of hydrogen sulfide concentration in exhaled gas and ambient gas.
MEMS Breath Gas Sensor
| Part No. | GM-512B | ||
| Sensor Type | MEMSBreath SmellGas Sensor | ||
| Standard Encapsulation | Ceramic | ||
| Detection Gas | H2S, Alcohol, and acetone gas | ||
| Detection Range | 0.5~50ppm (H2S) | ||
| Standard Circuit Conditions | Loop Voltage | VC | ≤24V DC |
| Heater Voltage | VH | 2.5V±0.1V AC or DC (high temp.) | |
| Load Resistance | RL | Adjustable | |
| Sensor character under standard test conditions | Heater Resistance | RH | 80Ω±20Ω (room temperature) |
| Heater consumption | PH | ≤50mW | |
| sensitive materials resistance | RS | 10KΩ～100KΩ(in 5ppmH2S) | |
| Sensitivity | S | R0(in air)/Rs(in 5ppmH2S)≥2 | |
| Standard test conditions | Temp. Humidity | 20℃±2℃；55%±5%RH | |
| Standard test circuit | VH: 2.5V±0.1V (high temp.) VC: 5.0V±0.1V | ||
Application
Applied to Mini Breath Detector
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