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  4. Smart Thermostat | Sensirion's sensor technology achieves high precision, reliability, and energy efficiency. Visualizing air quality with STCC4 and SHT40.
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  • Oct 27, 2025
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Oct 27, 2025

Smart Thermostat | Sensirion's sensor technology achieves high precision, reliability, and energy efficiency. Visualizing air quality with STCC4 and SHT40.

センシリオン センシリオン
The smart thermostat provides a comfortable environment by monitoring and controlling indoor temperature, humidity, and CO₂ concentration, and optimizes energy consumption using geofencing (automatic control based on location) and advanced algorithms. It can also be integrated with smart home ecosystems such as heat pumps, HVAC systems, and heat exchange ventilation systems. ■ Recommended Sensors Humidity and Temperature Sensor SHT40: High precision of ±1.8% RH and ±0.2°C. Size: 1.5×1.5×0.5mm CO₂ Sensor STCC4: Current consumption of 850μA (at 1Hz operation). Size: 4×3×1.2mm ■ Sensirion's Solutions - Industry-leading compact humidity, temperature, and CO₂ sensors - High precision and high reliability - Sensor variations according to application and budget - Sensors compliant with WELL, RESET, CA24, USGBC, ASHRAE standards ■ Recommended Applications - Smart thermostat - Indoor air quality monitor - Smart speakers - Wearable devices - Air purifiers For product specifications or inquiries, please contact us or use the document download option.
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STCC4.png

CO2 sensor "STCC4"

CO2 sensor for indoor air quality applications with a form factor!

The "STCC4" is one of the world's smallest sensors designed for the direct measurement of CO2 gas concentration. It has greatly expanded the new possibilities for CO2 measurement applications that were previously limited by size and cost constraints. This sensor, designed to be seamlessly integrated into compact electronic devices, is a groundbreaking product in the CO2 sensor market. Additionally, this product utilizes a new technology for thermal conductivity sensing, providing the accuracy required for indoor air quality applications with low power consumption. 【Specifications (partial)】 ■ Designated CO2 measurement range: 400 - 5000ppm ■ Accuracy: ±100.0ppm ±10.0% m.v. ■ Supply voltage: 3.3V ■ Average supply current: 850uA ■ Maximum supply current: 5mA *For more details, please refer to the related links or feel free to contact us.

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Evaluation Kit "SEK-STCC4"

Enabling smooth testing across various applications.

The "SEK-STCC4" is a CO₂ evaluation kit. Integrates STCC4 into the development board. [Included items] ■ STCC4 development board × 1 ■ Adapter cable × 1 ■ Jumper wire set × 1 * SEK-SensorBridge is required separately. Please feel free to contact us if you have any requests. * For more details, please refer to the related links or feel free to contact us.

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Analog Temperature and Humidity Sensor 'SHT40I-HD1B'

For industrial applications! Various output characteristics and membrane filters are available according to your needs.

The "SHT40I-HD1B" is an analog temperature and humidity sensor developed for demanding industrial applications such as refrigerators and air conditioners, as well as other applications where system noise levels are high and the application of digital solutions is difficult. It features a supply voltage of 5V, a robust housing, and high ESD resistance, making it suitable for harsh environmental requirements. Additionally, with the optional variable power heater, it can be used in extremely challenging environments such as stable high humidity or condensation environments. 【Specifications (partial)】 ■Humidity - Standard relative humidity accuracy: 2.5% RH - Operating relative humidity range: 0-100% RH - Response time (T63%): 4s *For more details, please download the PDF or feel free to contact us.

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Analog temperature and humidity sensor with filter thin film 'SHT40I-HD1F'

The integration of the SHT40I and PTFE membrane filter enhances protection against particles and enables sensing under harsh conditions.

The "SHT40I-HD1F" is an analog temperature and humidity sensor with a filter thin film, featuring a supply voltage of 5V, a robust housing, and high ESD resistance, suitable for the requirements of harsh environments. It is developed for demanding industrial applications such as refrigerators and air conditioners, as well as other applications where system noise levels are high and the application of digital solutions is challenging. With the optional periodically variable power heater, it can be used in extremely harsh environments, such as stable high humidity or condensation environments. 【Specifications (partial)】 ■Humidity - Standard relative humidity accuracy: 2.5% RH - Operating relative humidity range: 0-100% RH - Response time (T63%): 4s *For more details, please download the PDF or feel free to contact us.

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Digital Temperature and Humidity Sensor 'SHT40I-BD1B'

Provides a supply voltage of 5V, maximum level of robustness, and excellent ESD protection!

The "SHT40I-BD1B" is a digital temperature and humidity sensor that employs Sensirion's proven CMOSens technology, ensuring high reliability. It is based on a wealth of features and our advanced expertise in humidity detection, making it suitable for measurements under harsh conditions in industrial applications. Please feel free to contact us if you have any inquiries. 【Specifications (partial)】 ■Humidity - Standard relative humidity accuracy: 2% RH - Operating relative humidity range: 0-100% RH - Response time (T63%): 4s *For more details, please download the PDF or feel free to contact us.

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Digital temperature and humidity sensor with filter thin film 'SHT40I-AD1F'

The integration of the SHT40I and PTFE membrane filter enhances protection against particles and enables sensing in harsh conditions!

The "SHT40I-AD1F" is a digital temperature and humidity sensor with a filter membrane that utilizes Sensirion's proven CMOSens technology, ensuring high reliability. It features a wide operating voltage range, compact design, and robust housing, allowing for seamless integration. Based on a wealth of features and Sensirion's advanced expertise in humidity detection, it is well-suited for measurements under harsh conditions in industrial applications. 【Specifications (partial)】 ■Humidity - Standard relative humidity accuracy: 2% RH - Operating relative humidity range: 0-100% RH - Response time (T63%): 4s - Calibration certificate: factory calibrated *For more details, please download the PDF or feel free to contact us.

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Digital Temperature and Humidity Sensor 'SHT40I-AD1B'

Standard relative humidity accuracy of 2% RH! Suitable for measurements under harsh conditions in industrial applications.

We would like to introduce the digital temperature and humidity sensor 'SHT40I-AD1B' that we handle. This sensor features a wide operating voltage range, compact design, and robust housing, allowing for seamless integration. It provides a supply voltage of 5V, top-level durability, and excellent ESD protection. 【Specifications (partial)】 ■Humidity - Standard relative humidity accuracy: 2% RH - Operating relative humidity range: 0-100% RH - Response time (T63%): 4s - Calibration certificate: Factory calibrated *For more details, please download the PDF or feel free to contact us.

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Filter thin-film temperature and humidity sensor "SHT40-BD1F"

Reduced power consumption and improved accuracy specifications! Built with an optimized new CMOSens chip.

The SHT40-BD1F is a temperature and humidity sensor with a filter thin film, featuring ±1.8% RH and 0x45 I2C output. The integration of the SHT4x and PTFE membrane filter enhances protection against particles, enabling sensing in harsh conditions. It complies with relevant healthy building standards, including RESET and WELL Building Standard. Additionally, it boasts the best price-performance ratio in the market. 【Specifications (excerpt)】 ■ Standard relative humidity accuracy: 1.8% RH ■ Operating relative humidity range: 0-100% RH ■ Response time (T63%): 4s ■ Average supply current: 0.4uA ■ Size (LxWxH): 1.5×1.5×0.69mm *For more details, please download the PDF or feel free to contact us.

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Filter thin-film temperature and humidity sensor 'SHT40-AD1F'

Expanded supply voltage range of 1.08V to 3.6V! Suitable for mobile and battery-powered applications.

The SHT40-AD1F is a temperature and humidity sensor with a filter thin film, featuring ±1.8% RH and a 0x44 I2C output. By integrating the SHT4x with a PTFE membrane filter, it enhances protection against particles, enabling sensing in harsh conditions. It is built with a completely new CMOSens chip optimized to reduce power consumption and improve accuracy specifications. 【Specifications (excerpt)】 ■ Standard relative humidity accuracy: 1.8% RH ■ Operating relative humidity range: 0-100% RH ■ Standard temperature accuracy: 0.2℃ ■ Supply voltage: 1.08-3.6V ■ Size (LxWxH): 1.5×1.5×0.69mm *For more details, please download the PDF or feel free to contact us.

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Digital Temperature and Humidity Sensor 'SHT40-BD1B'

The best price-performance ratio in the market! Compliant with healthy building standards RESET and WELL Building Standard.

The "SHT40-BD1B" is a digital temperature and humidity sensor with an accuracy of ±1.8%/maximum ±3.5% RH and a 0x45 I2C output. It has an extended supply voltage range of 1.08V to 3.6V, making it suitable for mobile and battery-powered applications. Additionally, its very small size housed in a robust DFN package allows for integration into challenging designs while meeting reliability requirements, as demonstrated by JEDEC JESD47 certification. 【Specifications (excerpt)】 ■ Standard relative humidity accuracy: 1.8% RH ■ Operating relative humidity range: 0-100% RH ■ Standard temperature accuracy: 0.2℃ ■ Supply voltage: 1.08-3.6V ■ Average supply current: 0.4uA *For more details, please download the PDF or feel free to contact us.

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Digital Temperature and Humidity Sensor 'SHT40'

Very small size of the robust DFN package! Suitable for mass production applications.

The "SHT40" is a digital temperature and humidity sensor with an accuracy of ±1.8%/maximum ±3.5% RH. It is built with a completely new CMOSens chip optimized to reduce power consumption and improve accuracy specifications. It has an extended supply voltage range of 1.08V to 3.6V, making it suitable for mobile and battery-powered applications. The very small size of the robust DFN package allows it to be integrated into challenging designs and meets the highest level of reliability requirements demonstrated by JEDEC JESD47 certification. 【Specifications (excerpt)】 ■ Standard relative humidity accuracy: 1.8% RH ■ Operating relative humidity range: 0-100% RH ■ Supply voltage: 1.08-3.6V ■ Average supply current: 0.4uA ■ Size (LxWxH): 1.5×1.5×0.5mm *For more details, please download the PDF or feel free to contact us.

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CO2 sensor

CO2 sensor

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Temperature and humidity sensor

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Electronic Components and Semiconductors
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■■ Leak test for pouch containers such as packed rice! | MSQ-2003 series ■■ Packaging container air leak test device, pinhole inspection device, and full inspection device.

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The pinhole inspection for packaging engineering is fully automated, eliminating packaging defects based on certain quality standards. The judgment results and operational status can be managed via a monitor screen. - Quantitative management of quality standards for the pinhole inspection process - Ensuring the quality of the product's shelf life - Establishing evaluation criteria for the manufacturing process, achieving quantitative quality assurance - Slim and space-saving design that can be connected to existing production lines - Quick changeover for product variety switching can be handled in a short time by exchanging chambers - Fully domestically produced, allowing for rapid maintenance and troubleshooting - Example target works: pillow packaging, packaged rice (packaged cooked rice), etc. *Please consult us regarding the use of this product for pharmaceuticals.

Dec 17, 2025

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Fukuda's leak test, leak inspection, leak detection, leak test, integrity test.

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  • PRODUCT

Fukuda Co., Ltd. has been pursuing leak detection for 60 years and is committed to advancing the future of leak testing. 【 Supporting Various Leak Tests: Air Leak Test / Gas Leak Test (Hydrogen Gas, Helium Gas) 】 We develop, manufacture, and sell leak testing equipment to inspect airtightness and sealing properties. We will propose the appropriate testers and devices for each inspection target. 【 Target Industries and Examples of Inspection Targets 】 - Automotive Industry: Engines, FC components, valves and piping, various parts - Electronic Components Industry: Smartphones, keyless switches, various small sensors - Pharmaceuticals / Food / Cosmetics Industry: Bottle containers, syringes, vials, eye drop containers, pillow packaging, PTP packaging We will propose the most suitable leak testers for each industry. 【 ISO Certification 】JIS Q 9001:2015 (ISO 9001:2015)

Dec 17, 2025

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■■ Air Leak Tester | FLA-0200 / FLA-0201 series ■■ Fukuda's new flagship model. Equipped with mastering correction function, it enables high-precision measurements in a short time.

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Fukuda's new flagship model. - Masterless type (FLA-0200 series) - General type (FLA-0201 series) Two models of air leak testers. With the mastering correction function, high-precision measurements can be achieved in a short time. Please take a look at the catalog.

Dec 17, 2025

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PFAS Regulation Countermeasures! ■■ Leak Test Equipment for Small Electronic Components|MSA-0101 series ■■ Does not use fluorinated inert fluids. PFAS-free. Offers accuracy equal to or better than liquid immersion testing.

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● This is a leak testing device for small electronic components that does not use fluorinated inert liquids (PFAS-free). ● There is no longer a need for unstable visual confirmation through liquid immersion testing. It adopts a quantitative testing method that allows for stable pressure leak testing. ● It is a tabletop leak testing device specifically for gross leaks, with accuracy equal to or greater than that of liquid immersion testing. ● The detectable range is approximately 1×10⁻² Pa·m³/s to 1×10⁻⁶ Pa·m³/s (varies depending on the target product). ● It is suitable for sealed structures ranging from a few millimeters to a maximum of 80 × 70 mm. Please feel free to contact us for more information!

Dec 17, 2025

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Aluminum casting repair: Metal crack repair without applying heat.

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The "Mechanical Stitching Method" by Nichinichisui Road Machinery Co., Ltd. is a new technique that allows for the repair of metal cracks without the application of heat. By using special bolts and reinforcement plates, cracks are physically removed, and repairs are made without causing any thermal impact on the base material. Repairs can be carried out in environments where open flames cannot be used. Since no heat is applied, the disassembly of equipment is minimized. ◎ For more details, please contact us. ◎ If a detailed technical explanation is needed, please contact us.

Dec 17, 2025

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