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checker Product List and Ranking from 211 Manufacturers, Suppliers and Companies

Last Updated： Aggregation Period:Dec 24, 2025～Jan 20, 2026
This ranking is based on the number of page views on our site.

checker Manufacturer, Suppliers and Company Rankings

Last Updated： Aggregation Period:Dec 24, 2025～Jan 20, 2026
This ranking is based on the number of page views on our site.

  1. ミタチ産業 Aichi//Trading company/Wholesale
  2. null/null
  3. JFEプラントエンジ Tokyo//others
  4. 4 null/null
  5. 4 ジェーディーエルエンジニアリング Kanagawa//Consumer Electronics
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checker Product ranking

Last Updated： Aggregation Period:Dec 24, 2025～Jan 20, 2026
This ranking is based on the number of page views on our site.

  1. Alcohol Check Cloud Management "Alporter" ミタチ産業
  2. [Poka-Yoke Example] Prevention of Half-Locking of Connectors
  3. Digital Oil Checker "Wendy" JFEプラントエンジ
  4. 4 Sewage Pipe Inspection Checker "Toru-kun" ジェーディーエルエンジニアリング
  5. 5 High-precision mass inspection machine Weight Checker DACS-GN

checker Product List

346～360 item / All 430 items

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Mandatory use starting December 2023! Alcohol checker.

Mandatory use starting December 2023! Alcohol checker.

Introducing an alcohol checker with a detection speed of about 3 seconds! It features a rechargeable battery and built-in printer for easy operation!

Are you fully prepared for the mandatory alcohol checks? Due to the revision of the Road Traffic Act, "alcohol checks before and after driving" became mandatory from April 2022, and from December 2023, alcohol detectors will be required. Safety driving managers who have the following concerns should take note! - I am worried about the accuracy of the alcohol checker I am currently using... - I don't want to spend time and money (cost) on recording and management... - Maintenance and repairs of the device are a hassle... The "Easy Alcohol Checker" is a user-friendly alcohol detector that can detect alcohol immediately after turning it on, with a detection speed of about 3 seconds, ensuring high precision. It has a built-in printer that allows you to print the results on the spot, and it is rechargeable, eliminating the need for battery replacements, making it economical. 【Features】 ■ Immediate detection after powering on ■ Easy to carry around in the office ■ High precision & high speed (detection in just about 3 seconds) ■ Easy printing (built-in printer) ■ No battery replacement needed (rechargeable and more economical than battery-operated) *For more details, please refer to the materials available for download in PDF format or contact us.

  • Surveillance Cameras

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Low Voltage Wiring Detector Super Line Checker

Low Voltage Wiring Detector Super Line Checker

Wiring route detector with leakage point detection function

It is ideal for wiring checks before new construction or renovation work, as well as during maintenance and when issues arise.

  • Transformers

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Aberration checker (transmission wavefront aberration interferometer)

Aberration checker (transmission wavefront aberration interferometer)

[Custom Product] Utilizes proprietary patented technology for measuring all types of lens aberrations, regardless of focus or defocus.

Background of Development Is there a simple way to check the quality of lenses in the assembly process or defocused lenses? This product was developed in response to such customer requests. Conventional MTF testers and interferometers are limited to measuring focused lenses. However, our aberration checker uses patented technology to measure the aberrations of all types of lenses, including defocused ones. Features - Measurement method using patented technology [Patent No. 7519598] - Capable of measuring during the assembly process, for lens groups, and finished lenses, improving yield - No need for reference spherical surfaces or conversion lenses - Easy measurement with accompanying software (for Windows)

  • Optical Measuring Instruments

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Corona Discharge Checker "MK-720" [Rental]

Corona Discharge Checker "MK-720" [Rental]

Check the insulation deterioration of high-voltage equipment under live conditions! It is equipped with frequency analysis functionality.

The "MK-720 Series" is a corona discharge checker that can non-contact check equipment in a live state. With its frequency analysis function, it can detect surface discharge and air discharge associated with insulation degradation. It can also detect insulation degradation in cable terminals, transformers, disconnectors, insulators, circuit breakers, and more. Since it only detects frequencies specific to discharge, it is not affected by noise. 【Features】 ■ Non-contact checking of equipment in a live state ■ Sharp capture with ±8° directivity ■ Easy identification of discharge locations with a laser pointer ■ Ability to record measurement data (component ratios, waveforms, FFT data) ■ Data transfer via USB cable ■ Ability to listen to discharge conditions with headphones *For more details, please refer to the PDF document or feel free to contact us.

  • Rental/lease
  • Other measurement, recording and measuring instruments

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Concrete Guard Checker "CGC-01" [Rental]

Concrete Guard Checker "CGC-01" [Rental]

Checker for construction management of permeable concrete protective materials.

【Features】 ■ Easy to operate. ■ Complies with the Civil Engineering Research Institute's "Method for Determining the Application of Permeable Concrete Protective Materials (Draft)." * Please refer to the supplementary material of Independent Administrative Institution Civil Engineering Research Institute Document No. 4186, "Method for Determining the Application of Permeable Concrete Protective Materials (Draft)" when using. * For more details, please refer to the PDF document or feel free to contact us.

  • Other environmental analysis equipment

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Gross Checker "IG-320" [Rental]

Gross Checker "IG-320" [Rental]

This is a gloss meter that clearly quantifies gloss levels through simple measurement.

【Features】 ■ Compact design that can be easily held with one hand. ■ Excellent reproducibility of ±0.5% F.S. ■ One-touch data memory and average value calculation.

  • Testing Equipment and Devices

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Water Quality Checker 'WQC-22A' [Rental]

Water Quality Checker 'WQC-22A' [Rental]

A portable multi-parameter water quality meter that can easily measure the six basic water quality parameters simply by placing an integrated sensor in the water.

■One-touch calibration ■Salt concentration measurement available During electrical conductivity measurement, the salt concentration is displayed through conversion when switched. ■Wide range of electrical conductivity measurement By having two ranges, measurements can be taken from low to high. ■Display of electrical conductivity in both old and new units You can select and display S/m or S/cm. ■Turbidity displayed in both NTU and mg/L units You can switch and display NTU (formazin) or mg/L (kaolin). ■Minimum digit display available pH, electrical conductivity (Lo range), and dissolved oxygen can have the minimum digit displayed or hidden. ■No sampling required The sensor can be directly immersed in rivers, lakes, dams, etc., for measurement.

  • Water quality testing

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Dew Checker "SK-130ITH" [Rental]

Dew Checker "SK-130ITH" [Rental]

A condensation checker that integrates a hygrometer and an infrared thermometer.

■Calculates dew point temperature from ambient temperature and humidity ■Equipped with an auto power-off function (can be set in 1-second increments within a range of 5 to 600 seconds) ■Includes an LCD backlight function ■Storage of the temperature and humidity detection section to protect the humidity sensor

  • Other environmental analysis equipment

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Battery checker

Battery checker

By understanding the estimated remaining battery level, you can reduce battery waste.

By understanding the estimated remaining battery life, you can reduce battery waste.

  • others

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New arrival information for the automatic checker with metal detector 【7960】.

New arrival information for the automatic checker with metal detector 【7960】.

Currently conducting sales and purchases of used food machinery and food processing manufacturing equipment!!

Machine Name: Metal Detector Equipped Auto Checker Category: Measurement and Detection Equipment > Metal Detectors Measurement and Detection Equipment > Weight Checkers and Auto Checkers Has arrived! If you would like to know more about the product or have inquiries, please click on the "Related Links" below and visit our website!

  • Food Testing/Analysis/Measuring Equipment
  • Other measurement, recording and measuring instruments

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Outlet checker that allows you to easily see whether the power circuits are the same.

Outlet checker that allows you to easily see whether the power circuits are the same.

For safety checks! Easily test whether the electrical circuits are identical.

This product is a socket checker that allows you to easily test whether the electrical circuit is the same by simply plugging the power plug into the socket you want to check. *For more details, please refer to the PDF document or feel free to contact us.*

  • Other safety equipment

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Time Lag Checker "EDD-5400"

Time Lag Checker "EDD-5400"

Time lag checker for measuring the propagation delay time of audio and video, and the difference in each delay time.

The "EDD-5400" is a device used to measure the delay times of video and audio using test time codes. In addition to lip sync between video and audio, it can measure the propagation delay times of video and audio as well as the delay times of VANC. By obtaining time via GNSS (optional), it can measure the propagation delay times over long distances. 【Features】 ■ Supports major formats including 12G-SDI, 3G-SDI, and HD-SDI (12G is optional) ■ Allows measurement of propagation delay times at remote locations using two units of this device and GNSS ■ Capable of logging measurement values ■ High-precision measurement possible in units of 1 microsecond *For more details, please refer to the PDF document or feel free to contact us.

  • others
  • Other PCs and OA equipment

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Are you prepared for the mandatory alcohol check measures starting in December?

Are you prepared for the mandatory alcohol check measures starting in December?

With "TSP-ALCCB," changing settings and registering faces is easy! Alcohol checks before and after driving company vehicles. *Catalog available now.

The "TSP-ALCCB" is an alcohol checker with facial recognition functionality that can be used for a long time without being disposable by performing regular calibrations. With facial recognition and the ability to save snapshot photos during measurement, it prevents fraudulent activities such as proxy measurements. Additionally, we also offer the "TSP-ALCCS," which is equipped with a body temperature measurement function (thermal camera). 【Features】 ■ Non-disposable stationary type ■ Fraud prevention with facial recognition functionality ■ Easy record and data management *For more details, please refer to the PDF document or feel free to contact us.

  • Company：TSP
  • Price：Other
  • Other measurement, recording and measuring instruments

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