checker Product List and Ranking from 102 Manufacturers, Suppliers and Companies

Last Updated： Aggregation Period:Nov 26, 2025～Dec 23, 2025
This ranking is based on the number of page views on our site.

checker Manufacturer, Suppliers and Company Rankings

Last Updated： Aggregation Period:Nov 26, 2025～Dec 23, 2025
This ranking is based on the number of page views on our site.

  1. 文溪堂 Tokyo//Educational and Research Institutions
  2. グラフィソフトジャパン Tokyo//others
  3. 旭産業 生産技術部 Aichi//others
  4. 4 Toyo Seiki Seisaku-sho, LTD. Tokyo//others
  5. 5 null/null
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checker Product ranking

Last Updated： Aggregation Period:Nov 26, 2025～Dec 23, 2025
This ranking is based on the number of page views on our site.

  1. Integrated School Administration Support System 'Te-Comp@ss' 文溪堂
  2. BIM model checker "SOLIBRI" グラフィソフトジャパン
  3. Low Resistance Conduction Checker "Checker-kun α" 旭産業 生産技術部
  4. 4 Tackiness Checker HTC-1 (Portable Tack Tester) Toyo Seiki Seisaku-sho, LTD.
  5. 4 Private elementary, middle, and high school administrative support system 'Siems'

checker Product List

196～210 item / All 212 items

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Alcohol checker [790 yen/piece, 50 pieces/lot]

Alcohol checker [790 yen/piece, 50 pieces/lot]

Are you ready for the legal amendments starting in December 2023?

This time, we would like to inform you about the legal amendment regarding alcohol checks that will be implemented at the end of 2023. We will be offering "alcohol checkers" while supplies last. (This legal amendment was originally scheduled for implementation in October 2022, but due to a semiconductor shortage, it will be enforced from December 2023.) 【Summary of Legal Amendment】 - Use of alcohol detectors to check for intoxication before and after driving. - Records of intoxication checks must be kept for one year. 【Applicable Targets of the Legal Amendment】 - One or more vehicles with a seating capacity of 11 or more, or - If owning five or more other vehicles. If you have any questions or requests, please feel free to contact us.

  • Other office supplies

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Alcohol checker

Alcohol checker

Uses sensors made in the UK. Alcohol detectors certified in various Western countries.

We offer electrochemical alcohol detectors that meet the European Standardization Committee standard EN16280, as well as CE, FCC, RoHS, and FDA certifications. The measurement range is 0.000 to 2.000 mg/L, with a sensor sensitivity of 0.005 mg/L increments. Additionally, it can store up to 50 measurement records. Please feel free to contact us if you have any inquiries. 【Contents】 ■ Main unit ■ 10 mouthpieces ■ Instruction manual (with warranty) *For more details, please download the PDF or feel free to contact us.

  • Surveying

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Air Conditioner Gas Checker for 1234yf

Air Conditioner Gas Checker for 1234yf

Easy operation by simply connecting to a high-pressure valve! Comes with a convenient blow case for storage.

We would like to introduce our "Air Conditioning Gas Checker for 1234yf." It features simple operation by just connecting to the high-pressure valve and is certified to JRA/SAE standards. It also includes an air purge button to prevent air contamination. Additionally, it comes with a convenient blow case for storage. Please feel free to contact us if you have any inquiries. 【Features】 ■ Simple operation by just connecting to the high-pressure valve ■ JRA/SAE certified product ■ Air purge button to prevent air contamination ■ Convenient blow case for storage *For more details, please refer to the PDF document or feel free to contact us.

  • Other measuring instruments

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Lubricating Oil Iron Powder Concentration Checker 'SDM-73'

Lubricating Oil Iron Powder Concentration Checker 'SDM-73'

The measurement range is 0 to 19999 ppm (Wt)! Just insert the sample oil for easy operation.

The "SDM-73" is a lubricant iron powder concentration checker that allows for simple diagnosis and trend management of wear conditions in bearings, gears, cylinders, etc., based on the concentration of iron powder in the lubricant. It features easy operation, requiring only the insertion of a sample oil. It is suitable for managing iron powder contamination in hydraulic oils and grinding oils. Please feel free to contact us when you need assistance. 【Features】 ■ Simple diagnosis and trend management of wear conditions in bearings, gears, cylinders, etc. ■ Easy operation by simply inserting a sample oil *For more details, please download the PDF or feel free to contact us.

  • Other measuring instruments

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AI Invoice Checker

AI Invoice Checker

We support the necessary invoice requirement checks to receive input tax deductions.

The "AI Invoice Checker" is a service that allows you to easily determine whether a document qualifies as an invoice by simply uploading proof of transaction, from which transaction information, including registration numbers, is automatically extracted. In addition to electronic transaction documents, it also checks scanned data using AI-OCR. The uploaded proof is only checked for invoice requirements and is not stored, so you can use it with peace of mind. Please feel free to contact us if you have any requests. 【Features】 ■ Anyone can easily check qualified invoices online ■ Checks are performed automatically, making it efficient ■ No need to switch accounting software ■ Free to use up to 1,000 times *For more details, please download the PDF or feel free to contact us.

  • Company：iTest
  • Price：Other
  • Electronic document system

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PoE Checker "NF-488"

PoE Checker "NF-488"

For PoE device detection, power checks, and continuity verification! Quick troubleshooting.

The "NF-488" is a practical tool for the installation and maintenance of communication lines and network wiring, such as security monitoring, as well as for other weak current system technicians. It is equipped with functions such as standard and non-standard PoE device detection, online testing of PoE power sources, network cable continuity testing, DC power testing, and loop detection in network wiring. Please feel free to contact us when needed. 【Features】 ■ PoE switch testing ■ PoE power testing ■ Wire mapping function ■ Power testing function ■ Loopback testing function ■ LED light function *For more details, please refer to the PDF document or feel free to contact us.

  • Company：e431
  • Price：Other
  • Measurement and Inspection

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Compact Checker

Compact Checker

It is a compact type of function checker.

We design the hardware and software for inspection devices for various products. We customize them to meet the diverse requests of our customers. From standalone board inspection devices to complete product inspection devices, we provide total support including design, manufacturing, adjustments, and on-site assistance after delivery. By understanding the specifications of the inspection products, we can propose what kind of inspections are necessary and what type of inspection report is required, based on our extensive experience. The main checker mechanism is manufactured by our partner company, Shinon Instruments.

  • Non-destructive testing

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PV Resistance Checker "PVR-1500"

PV Resistance Checker "PVR-1500"

Measurement time is just 1 second! Discovering string generation failures through open circuit voltage Voc and internal resistance measurement.

The PVR-1500 is a PV resistance checker that can quickly measure open circuit voltage and internal resistance. It achieves simultaneous measurements in just 1 second, allowing for quick measurements even in large power plants. It detects faulty strings through the measurement of open circuit voltage (Voc) and internal resistance (Ω). It can be used for everything from mega solar systems with a maximum input of 1,500V to small-scale power generation. Please feel free to contact us if you have any inquiries. 【Features】 ■ Usable for everything from mega solar systems with a maximum input of 1,500V to small-scale power generation ■ Easy checks with connection boxes ■ Detection of faulty strings through the measurement of open circuit voltage (Voc) and internal resistance (Ω) ■ Achieves simultaneous measurements in just 1 second, allowing for quick measurements even in large power plants *For more details, please download the PDF or feel free to contact us.

  • Environmental Survey

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Solar panel maintenance and upkeep - Solament SZ-200

Solar panel maintenance and upkeep - Solament SZ-200

The String Checker SZ-200 can identify solar panel failures at the string level.

The String Checker Solamente-Z SZ-200 is an inspection device that probes each string P/N terminal of the connection box to detect strings with fault panels. It applies a special detection signal to the string circuit, measures the open circuit voltage and series resistance (impedance), and identifies strings with abnormalities. The SZ-200 achieves fast inspections, is resistant to changes in sunlight, and offers high operability, ensuring reliable results and significantly improving the efficiency of inspection work.

  • Measurement and Analysis Equipment
  • Solar power generation

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Print out the results on the spot! Alcohol checker.

Print out the results on the spot! Alcohol checker.

Introducing an alcohol checker with built-in printer and easy operation! A must-see for driving managers who find it tedious to write down the results!

Are there any safe driving managers who have the following concerns? - I don't want to spend time or money (cost) on recording and management... - I am transcribing results into a notebook every time. - There are many mistakes in the records. The "Easy Alcohol Checker" has a built-in printer, allowing results to be printed out on the spot. This reduces the hassle of manually transcribing results and the associated errors. [Features] ■ Easy Printing (Built-in Printer) *For more details, please refer to the materials available for download in PDF format or contact us.

  • Other Management Services

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Alcohol checker equipped with electrochemical sensors for companies with company vehicles.

Alcohol checker equipped with electrochemical sensors for companies with company vehicles.

Starting from October 2022, the use of alcohol detectors will be mandatory! They can be used in both mobile types that connect to smartphones and installed types that connect to computers!

The "AC-015" is an alcohol detector equipped with an electrochemical sensor that achieves high-precision measurements with excellent alcohol selectivity. It is easy to use; just press the start button and blow. The sensor module is detachable and can be replaced simply by swapping it out. 【Features】 ■ Can record data in conjunction with a PC ■ Can print test results with a dedicated printer ■ Customers can replace the sensor module themselves ■ Can also be linked with an IC driver's license reader ■ Equipped with an electrochemical sensor that has excellent selectivity for alcohol *For more details, please download the PDF or feel free to contact us.

  • Other measuring instruments

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Alcohol Checker (Alcohol Testing Device) "FA-900"

Alcohol Checker (Alcohol Testing Device) "FA-900"

Have you completed your response to the mandatory alcohol checks? For the management of alcohol checks due to the enforcement of mandatory drunk driving tests.

Now available: FA-900, certified by J-BAC (Alcohol Detection Device Association) < About the mandatory alcohol testing for businesses with white license plates > Safety managers of businesses that own five or more vehicles or one vehicle with a capacity of 11 or more are required to check whether drivers are under the influence of alcohol using an alcohol detector before and after driving, and to keep the measurement records for one year. The 'FA-900' is a portable alcohol checker that makes it easy to transfer data to the "roll call record book" upon returning to the office, thanks to its memory function. In addition to the number of uses, the timing for sensor replacement is displayed on the screen, allowing the alcohol detector to remain effective at all times. ★ Special price available for purchases of 10 or more units ★ For more details, please contact us using the button below. 【Features】 ■ Simple measurement by blowing for just 5 seconds ■ No need for a computer, easy to carry (99-item memory function included) ■ Always hygienic with detachable mouthpiece ■ Sensor replacement service to ensure accurate precision ■ Reusable by replacing the sensor part instead of being disposable (SDGs compliant product) *For more details, please refer to the PDF document or feel free to contact us.

  • Other measuring instruments

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Scalp oil checker

Scalp oil checker

Is your scalp greasy? Dry? Simply press it against your hairline to easily check for sebum!

The scalp has a high number of sebaceous glands, about 2 to 3 times more than the T-zone of the face. The "Scalp Oil Checker" allows you to determine the amount of oil on your scalp simply by pressing it against areas like the hairline. It can measure twice with one patch. The check film is porous and uses a special oil-attracting film that reacts only to the sebum on the surface of the scalp, changing color. It does not react to sweat. 【Recommended for people who:】 ■ Are unsure or worried about which shampoo is suitable for them ■ Are unsure or worried about which styling products are suitable for them ■ Want to objectively know the effects of scalp care and hair growth treatments *For more details, please refer to the PDF document or feel free to contact us.

  • others

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Alcohol Checker Suitable for Single Point Management

Alcohol Checker Suitable for Single Point Management

Simple alcohol checker is ideal for single location management! Introducing an alcohol checker that allows for easy and straightforward management and utilization!

Attention all safety driving managers facing these concerns! - No need for cloud management since it's a single location management - Management is complicated and troublesome - Don't want to spend time or costs on records and management - Maintenance and repairs of machinery are a hassle The "Easy Alcohol Checker" is a user-friendly alcohol detector that can detect alcohol as soon as it's powered on. It is ideal for use in businesses that do not require cloud management and operate at a single location. 【Features】 ■ Easily portable within the office ■ Simple on-site printing and straightforward management *For more details, please refer to the materials available for download in PDF or contact us.

  • Other analytical equipment
  • Other Management Services

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