Last Updated： Aggregation Period:Aug 19, 2026～Sep 15, 2026
This ranking is based on the number of page views on our site.
Last Updated： Aggregation Period:Aug 19, 2026～Sep 15, 2026
This ranking is based on the number of page views on our site.
Last Updated： Aggregation Period:Aug 19, 2026～Sep 15, 2026
This ranking is based on the number of page views on our site.
1～30 item / All 59 items
Domestic first: Hydrogen sulfide (H2S) alarm setting value compatible with 1ppm.
・Intrinsic safety explosion-proof structure ・Can be used as explosion-proof equipment even in hydrogen and acetylene atmospheres
Equipped with a new type R sensor for high functionality and durability, featuring one of the longest continuous usage times in the world, and a diverse lineup of sensors.
■Evolution to High Functionality and Durability ●Achieves a long continuous usage time of 9000 hours Realizes one of the longest continuous usage times in the class of compact portable gas monitors, approximately 9000 hours (*). ●Passes 7m drop durability test Even if dropped during high-altitude work, the risk of malfunction is low, allowing for safe use. ●Equipped with a new high-functionality and high-durability R sensor - The sensor has been renewed. It excels in durability and performance, achieving a 3-year sensor warranty. - Usable in a wide temperature range (-40 to +60°C). - Offers a carbon monoxide sensor that is minimally affected by hydrogen interference, suitable for environments coexisting with hydrogen, such as the steel market. - Features Japan's first dual sensor for carbon monoxide and oxygen, enabling two-component detection in a compact portable format (carbon monoxide and oxygen concentrations can be displayed simultaneously). ■Rich Features and Reliable Design - Protection rating: Equivalent to IP66/67, providing a dustproof and waterproof structure for outdoor work. - Designed with intrinsic safety explosion-proof structure (domestic explosion-proof/ATEX/IECEx), making it usable in hazardous locations. ■Choice of Power Supply Specifications: Rechargeable Battery / Dry Cell Offers two power supply options: a dry cell specification that can be used immediately and a rechargeable battery specification that can be reused (please specify when ordering).
Peace of mind by your side. Evolved into a wearable device at just 45g.
● The world's smallest and lightest class of single-component portable gas monitor ● Compact and lightweight design that does not interfere with work ● Can be used in a wristwatch style with the included accessory (watch strap) ● 3-year sensor warranty ● A rich lineup of 6 types of gas specifications in the series ● Dustproof and waterproof structure for outdoor work (protection rating: equivalent to IP66/68 (2m, 1h)) ● Intrinsically safe explosion-proof structure suitable for use in hazardous locations (domestic explosion-proof/ATEX/IECEx)
Detection of 25 types of gases with switchable (direct concentration reading) capability.
It is possible to detect and directly read the concentration of 25 types of gases, including methane, hydrogen, BTX (benzene, toluene, xylene), and alcohol-based gases, with a single device.
Real-time detection of refrigerant leaks as small as 1 ppm. High-precision refrigerant gas monitor equipped with PAIR technology.
Chillgard 5000 is a next-generation refrigerant gas monitor equipped with patented Photoacoustic Infrared (PAIR) technology developed by MSA. It complies with domestic and international regulations and standards such as ASHRAE 15, EPA, EN 378, and ISO 5149, making it ideal for monitoring refrigerant leaks in mechanical equipment rooms and refrigeration rooms. It reliably detects trace leaks at the 1 ppm level and provides visual and audible alarms both inside and outside the machinery room, as well as automatic control of ventilation. It is resistant to temperature and humidity changes, achieving long-term stability and low maintenance, ensuring the safety of facilities and operators.
Elevate safety monitoring to the next level. Next-generation gas monitor with high precision and durability.
The MSA ULTIMA X5000 is a next-generation gas monitor equipped with dual-channel sensors and advanced diagnostic features. It significantly enhances performance compared to conventional models with sensor status visualization through self-diagnosis, improved responsiveness, and reduced false alarms. Its durable housing design and highly visible display enable stable gas monitoring even in harsh environments. It is an ideal model for sites that require stringent safety standards, such as in chemicals, pharmaceuticals, food, and energy sectors.
Ozone gas monitor for monitoring the diffused ozone gas in the room (warehouse). Sensor replacement and calibration can be easily performed!
This is an ozone gas concentration meter that emphasizes performance, maintainability, and cost in areas where ozone gas is used. Sensor replacement and calibration can be easily performed. Depending on the environment and your preferences, it can be powered by either AC or DC! It is a diffusion-type ozone gas monitor available in both 1 ppm and 10 ppm models. It allows for easy operation in ozone gas usage areas and has achieved convenient maintenance.
測定場所を選ぶことなく、さまざまなオゾン利用環境下での濃度測定が可能！ オプション品でキャリーケースのご用意もあります。
携帯型定電位電解法オゾンガスモニタ（OZG-EBシリーズ）は、測定場所を選ぶことなく、さまざまなオゾン利用環境下での濃度測定を可能にする測定機です。 また、オプションを利用することにより0～1Vの出力を得ることも可能です。 480時間以上の長寿命、暖機運転をおこなわずに、すぐに測定が可能、電池の残量を確認することも可能などの特徴があります。 詳しくはお問い合わせ、またはカタログをご覧ください。
Real-time monitoring of hydrogen gas concentration and oil temperature in transformer insulation oil!
The "GRIDSCAN 5000" is a DGA monitor for hydrogen gas in insulating oil that detects the concentration of hydrogen gas generated from transformer insulating oil and changes in oil temperature in real-time, preventing power outages and ensuring stable operation of transformers. It achieves long life with its unique solid-state hydrogen-specific alloy technology. There is no need for background gas, carrier gas, or any other consumables, and automatic calibration within the sensor eliminates the need for regular inspections and maintenance. 【Features】 ■ 10-year warranty for long life ■ No need for consumable replacements ■ No maintenance required ■ Real-time monitoring *For more details, please refer to the PDF document or feel free to contact us.
It is a landfill gas monitor from QED (Geotech). It is used for landfill gas monitoring, waste thermal conversion, and on-site investigations.
This is a handheld gas monitor that uses a built-in pump to draw in gas and measures the concentrations of five types of gases: CO2, CH4, O2, CO, and H2S. The concentrations of CO and H2S can be selected (at the time of order). Options for adding CO concentration H2 compensation, NH3 sensor, temperature probe, and flow sensor are available. It comes with a three-year warranty. For more details, please contact us or download the catalog.
This is a stationary gas monitor for measuring the concentration of biogas produced by anaerobic digestion (methane fermentation).
Gas is drawn using a storage pump, and the concentrations of CO2, CH4, and O2 are measured. H2S, H2, and CO are optional, and for H2S, you can choose from a range between 50 to 10,000 ppm, allowing you to monitor the process before and after desulfurization. Up to four sampling points can be selected at the time of order.
The sulfide method, which can efficiently recover valuable metals from heavy metal wastewater, can be quantitatively managed using the NS gas monitor.
The sulfide method for treating heavy metal wastewater has superior sediment characteristics compared to the hydroxide method. However, the generation of hydrogen sulfide gas has traditionally made it less favored. However, by using an NS gas monitor, it is possible to prevent the generation of hydrogen sulfide and colloid formation due to polysulfide production.
Measurable trace concentrations! Each main sensor can be independently attached and can be installed separately.
The "CD-2000M" is an indoor air monitor that can measure gas concentrations at the location where it is installed, using five types of sensors. The measurement range for O2 concentration, necessary for the respiration of stored agricultural products, is 0 to 25%. This product can widely measure CO2 concentrations generated by plant metabolism from 0 to 25%. Additionally, the main sensors are independently mounted, allowing for separate installation. 【Features】 ■ Capable of measuring CO2 concentrations generated by plant metabolism from 0 to 25% ■ Can measure ethylene, which promotes plant ripening, from 0 to 10 ppm ■ Capable of measuring trace concentrations ■ Uses capacitive humidity sensors and high-precision RTD temperature sensors ■ Suitable for CA systems, mushroom cultivation, vinyl houses, etc., where high-precision gas measurement is required *For more details, please refer to the PDF document or feel free to contact us.
![Portable Multi-Gas Monitor 'GX-6000' [Rental]](https://image.mono.ipros.com/public/product/image/743/2000448738/IPROS26112137954039763611.jpeg?w=280&h=280)
A portable multi-gas monitor capable of simultaneously detecting up to 6 types of gases.
The "GX-6000" is a portable multi-gas monitor equipped with a PID sensor. It can simultaneously detect up to six types of gases, including combustible gases, oxygen, hydrogen sulfide, carbon monoxide, and volatile organic solvent gases (VOCs). It is suitable for the safe management of chemical substances that are subject to mandatory risk assessment. 【Features】 ■ Capable of detecting up to 6 types of gases ■ For self-management of hazardous chemicals ■ Japanese display available ■ Panic alarm & man-down alarm ■ Effective for improving work efficiency * For more details, please refer to the PDF materials or feel free to contact us.
![Portable Gas Monitor (Oxygen) 'OX-03' [Rental]](https://image.mono.ipros.com/public/product/image/766/2000459250/IPROS75586489896113135624.jpeg?w=280&h=280)
Measures to prevent oxygen deficiency at underground construction sites!
【Features】 ■ Standard protective cover included to protect the main unit from scratches, dirt, and impacts ■ Compact and lightweight design that does not interfere during operation ■ Intrinsically safe explosion-proof structure suitable for use in hazardous locations ■ Compliant with JIS T 8201:2010 for oxygen deficiency measurement oxygen concentration meters
For the safe management of chemical substances. By understanding the concentration of harmful gases in the work environment, risk assessments can be conducted more efficiently.
■Self-management of harmful chemicals Ideal for the safe management of chemical substances subject to mandatory risk assessment. Capable of measuring multiple types of gases with one unit, effectively improving work efficiency. ■Display available in Japanese/English Supports multilingual display including Japanese, making it easy to perform operations such as setting changes. The full dot display makes both text and numbers easy to read. ■Screen automatically flips with movement The screen automatically rotates 180 degrees in response to movement. It can also be fixed with an ON/OFF switch. ■Equipped with an LED light to illuminate the front Feel secure even in dark places with the LED light! The LED light can be easily turned on by pressing and holding a button. The screen also has a backlight, enhancing work efficiency in dark environments!
![Toxic Gas Monitor 'SC-01' [Rental]](https://image.mono.ipros.com/public/product/image/0dd/2000486174/IPROS11865215267920756527.jpeg?w=280&h=280)
It is a small toxic gas monitor that monitors toxic gases, issues gas alarms, and prevents poisoning accidents caused by toxic gases.
It can be used for maintenance management (leak confirmation) of sulfur dioxide gas exhaust dust collectors. 【Features】 ■ Remote measurement possible via remote cable ■ Alarm operation with buzzer sound, lamp, and vibration ■ Equipped with data logger function ■ Continuous measurement possible for approximately 250 hours
![Portable Ozone Gas Monitor 'OZG-EB-01' [Rental]](https://image.mono.ipros.com/public/product/image/f85/2000486195/IPROS25337619382820948223.jpeg?w=280&h=280)
It is an ozone gas measuring device that allows concentration measurements in various ozone-utilizing environments without the need to choose a measurement location.
This is an ozone gas measuring device equipped with a newly developed sensor that is less affected by environmental factors such as temperature and humidity, allowing for concentration measurements in various ozone-utilizing environments without the need to select a measurement location. 【Features】 ■ Over 480 hours of long lifespan ■ Measurements can be taken immediately without warm-up time (warm-up is required during battery or sensor replacement) ■ Battery level can be checked, providing peace of mind for long-term use.
Compatible with attraction sampling! Sturdy design that can withstand a 7m drop test, ensuring safety for high-altitude work.
The "GX-3R" is a successor to the pocketable multi-gas monitor "GX-2009," which has achieved approximately 30% downsizing. Weighing only 100g, it is compact and lightweight, not interfering with work, and features a robust design that can withstand a 7m drop test, ensuring safety during high-altitude work. When equipped with the suction-type pump unit "RP-3R," it can support suction sampling. 【Features】 ■ Achieves approximately 30% downsizing ■ Weighs only 100g, compact and lightweight, does not interfere with work ■ Robust design that can withstand a 7m drop test, ensuring safety during high-altitude work ■ When equipped with the suction-type pump unit "RP-3R," it can support suction sampling *For more details, please refer to the PDF document or feel free to contact us.
Equipped with a new type R sensor, it has evolved into a high-performance and highly durable product - featuring one of the longest continuous usage times in the world and a diverse lineup of sensors.
The RIKEN KEIKI Co., Ltd. Portable Gas Monitor "04 Series" OX-04G is a compact and lightweight gas monitor powered by dry batteries. It features a dustproof and waterproof design, making it safe for outdoor work. ■ Features - Long continuous usage time for single components - Power specifications: dry batteries and rechargeable batteries - Enhanced durability (7m drop test endurance) - Compact and lightweight design that does not interfere with work - Dustproof and waterproof structure for safe outdoor work (protection rating: IP66/67) - Intrinsically safe explosion-proof structure suitable for hazardous locations (domestic explosion-proof/ATEX/IECEx) *For more details, please download the PDF or contact us.
Gas-specific monitoring device based on the principle of FT-IR.
The "Gasmet DX4000" is a multi-component simultaneous analysis gas monitor capable of simultaneously detecting up to 50 components in a mixed gas that includes water vapor. It can perform simultaneous monitoring measurements of mixed gases from factory facilities, combustion research, exhaust gases from incineration equipment, VOC gases from workplace environments and gas exclusion equipment, and gases generated from catalysts. 【Features】 ■ Portable, lightweight, suitable for on-site use ■ Easy to operate ■ Capable of concentration analysis from ppm to % levels ■ Can directly sample gases at 180°C ■ Sampling time ranges from 1 second to 5 minutes, allowing for continuous monitoring, etc. *For more details, please download the PDF or feel free to contact us.
All-in-one wireless gas monitoring! It is equipped with hot-swappable sensors.
The "Rosemount 928 Wireless Gas Monitor" is an integrated WirelessHART toxic gas monitoring solution. It features hot-swappable sensors that do not require Emerson tools. "Rosemount" eliminates wiring costs by extending the detection range to remote installations and reduces installation and commissioning time. 【Features】 ■ Hot-swappable electrochemical sensor module with end-of-life diagnostic capabilities, installable on-site without tools ■ Certified for use worldwide in hazardous locations, with performance and functional safety ■ Large LCD display clearly shows gas concentration and transmitter diagnostics ■ Optional discrete output to activate field alarms *For more details, please refer to the PDF document or feel free to contact us.
You can connect with your smartphone using Bluetooth!
We offer the portable gas monitor 'GX-3R Pro,' which allows you to send emergency information such as gas alarms via email from a smartphone with a dedicated app installed. It is equipped with a new type R sensor that dramatically improves the performance of conventional sensors. The sensor warranty period is three years, so you can use it with peace of mind. It can be equipped with sensors for flammable gases, oxygen, hydrogen sulfide, carbon monoxide, as well as carbon dioxide or sulfur dioxide. 【Features】 ■ Bluetooth compatible ■ Capable of detecting 5 components ■ Can use both rechargeable and dry batteries ■ Supports display in 11 languages ■ Easy-to-read full dot display *For more details, please download the PDF or contact us.
It is a compact, lightweight, portable combustible gas monitor that does not interfere during work.
- Rechargeable battery specification for repeated use - Protective cover included as standard to protect the main unit from scratches, dirt, and impacts - Compact and lightweight design that does not interfere during work - Intrinsically safe explosion-proof structure suitable for use in hazardous locations
