Your Professional Hydrogen Sulfide Sensor Supplier
Suzhou Huiwen Nanotechnology Co., Ltd is a high-tech company specializing in the development and production of advanced smart gas sensors and providing integrated gas detection solutions. At present, Our core products focused with gas sensors, detectors and high-end analyzers. For all products, we forces on quality, and innovation.
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MEMS Hydrogen Sulfide Gas Sensor SMD1007Small size. Low power consumption. High sensitivity.read more
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Semiconductor Hydrogen Sulfide Gas Sensor SMT-029High sensitivity. Fast response and recovery time. Long life.read more
Why Choose us
ODM/OEM Services Available
We are capable of providing both Original Design Manufacturing (ODM) and Original Equipment Manufacturing (OEM) solutions to meet diverse customer requirements.
Comprehensive Product Qualifications
Our company holds a wide range of international certifications and possesses the capability to obtain additional necessary certifications to fulfill global market demands and customer-specific needs.
24/7 Online Support
We provide round-the-clock online assistance, ensuring prompt and efficient responses to inquiries and technical support requests.
Specification
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Product Number |
SMD1007 |
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Product Type |
MEMS Semiconductor Sensors |
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Standard Package |
Ceramic Package |
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Target Gas |
Hydrogen Sulfide H2S |
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Measurement Range |
0 ~ 3 ppm (hydrogen sulfide) |
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Resolution |
0.01 ppm |
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Standard Circuit Conditions |
Sensor Voltage |
V C |
5 V or 3.3 V DC |
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Heating Voltage |
V H |
1.8 V ± 0.05 V DC |
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Load Resistance |
R​ |
Adjustable (subject to shipping sheet) |
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Gas Sensor Characteristics Under Standard Test Conditions |
Heater Resistance |
R H |
43 ± 5 Ω ( measured at room temperature ) |
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Heating Power Consumption |
P H |
≤ 36 mW |
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Sensor Resistance |
R S |
10 ~ 100 KΩ ( tested in air ) |
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Sensitivity |
S |
R 0 (in air) / Rs (in 0. 2 ppm H2S )≥1.8 |
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Response Ratio |
α |
≤ 0.5 (R 1 pp m / R 0.2 pp m Hydrogen sulfide) |
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Standard Test Conditions |
Temperature Humidity |
20±2 ℃ 55±5 %RH |
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Preheat Time |
3-5 min |
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Response Time ( T90 ) |
< 3 0 s |
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Recovery Time (T10 ) |
< 6 0 s |
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Life Time |
≥ 3 years |
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Benefits of Hydrogen Sulfide Sensor
Compact
Our hydrogen sulfide sensors are designed to be both portable and powerful, with a compact size that makes them perfect for use in both stationary and mobile applications.
Durable
The hydrogen sulfide sensors exceptional longevity sets it apart from many other gas sensors on the market, making it an ideal choice for those who require a reliable, long-lasting solution for their gas detection needs.
Highly Responsive
Our sensors can deliver accurate and reliable readings in a fraction of the time it would take with other detection methods.
Energy Efficient
Our hydrogen sulfide sensors not only have a small form factor, but they are also highly efficient in terms of power consumption.
Individual Calibrated
Our individual calibration service ensures that every device that our sensors are installed in delivers the most accurate readings possible.

Application of Hydrogen Sulfide Sensor
Because there are a wide range of hazardous gases such as hydrogen sulfide present within a petrochemical plant, H2S sensors are installed throughout these facilities. Often installed in closed areas, they are used to alert maintenance workers and others to dangerous levels of this gas. In other situations, they may be installed in areas where sewer and sanitation facilities may be located, which allows workers to monitor levels of hydrogen sulfide that could result in a fire or explosion.
In areas where drilling and production are conducted, hydrogen sulfide can leak and become a danger to workers within a wide area. Because the gas is colorless, workers can be unaware the leak is happening, which can lead to potentially dangerous situations. Often used outdoors at pipelines or other production areas, these sensors are capable of sending data in real-time to supervisory personnel many miles away, allowing them to monitor any situations that may arise and calibrate equipment to keep dangerous situations from occurring.
Another use of hydrogen sulfide sensors is during transportation, when hazardous gas leaks can occur without the driver ever being aware anything is happening. When this happens, chances greatly increase for an accident involving a fire or explosion. To guard against this, most trucks are now equipped with these sensors to help tell drivers a problem exists. Because these sensors can be linked to computer networks via USB capabilities, they can send real-time data to dispatchers and other personnel in order to alert them to any problems that may be happening. In addition, these sensors can be linked to mobile devices such as smartphones and tablets, enabling drivers and other workers to keep track of conditions that may become hazardous.
Equipped with visual and audio alarms to signal when high levels of gas are present, H2S sensors are available in both fixed-point and personal models. Now widely used by more and more companies in an effort to increase worker safety, they also use flashing strobes and sirens to show a gas leak has happened. In addition, automated processing is now included in these sensors, allowing them to send notifications to cell phones, tablets, or other devices when danger is present.
Shipping Methods: We offer a variety of shipping options, including sea freight, air freight, railway transportation, and international express delivery, to meet the diverse needs of our customers.
Estimated Delivery Time: We will provide you with the estimated delivery time for your order, which will be clearly stated in the formal order to ensure your rights are protected, allowing you to arrange for the receipt of your goods in a timely manner.
Order Tracking: We provide order tracking services, allowing you to stay informed about the current status and expected arrival time of your order. Detailed inspection information and shipping manifests, including photos and videos, are provided to ensure the security of your transactions.
Certificates




FAQ
We're well-known as one of the leading hydrogen sulfide sensor manufacturers and suppliers in China. Be free to buy customized hydrogen sulfide sensor at competitive price from our factory. For quotation and free sample, contact us now.
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