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checker Product List and Ranking from 43 Manufacturers, Suppliers and Companies

Last Updated： Aggregation Period:Sep 17, 2025～Oct 14, 2025
This ranking is based on the number of page views on our site.

checker Manufacturer, Suppliers and Company Rankings

Last Updated： Aggregation Period:Sep 17, 2025～Oct 14, 2025
This ranking is based on the number of page views on our site.

  1. null/null
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  3. ジェーディーエルエンジニアリング Kanagawa//Consumer Electronics
  4. 4 JFEプラントエンジ Tokyo//others
  5. 5 WINOA IKK JAPAN Aichi//Ferrous/Non-ferrous metals
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checker Product ranking

Last Updated： Aggregation Period:Sep 17, 2025～Oct 14, 2025
This ranking is based on the number of page views on our site.

  1. [Poka-Yoke Example] Prevention of Half-Locking of Connectors
  2. High-precision mass inspection machine Weight Checker DACS-GN
  3. Sewage Pipe Inspection Checker "Toru-kun" ジェーディーエルエンジニアリング
  4. NIZ-WC Series "Space-Saving Cardboard Checker"
  5. 5 Digital Oil Checker "Wendy" JFEプラントエンジ

checker Product List

376～390 item / All 424 items

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Portable Detector Checker

Portable Detector Checker

Measurement by push! A detector checker capable of simultaneous inspection of 5 units.

We handle the "Portable Detector Checker" developed in collaboration with Keiyo Gas Co., Ltd. Compared to conventional methods, the consumption of gas cylinders is reduced to about 1/4. Additionally, no prior preparation is required, contributing to a reduction in inspection work time. 【Points】 ■ Achieves annual cost savings of over 150,000 yen (compared to our company) ■ Supports multiple detectors by replacing the gas cylinder ■ Usable indoors ■ Compatible with cylinder supply ■ All functions are compactly stored and portable *For more details, please download the PDF or feel free to contact us.

  • Other inspection equipment and devices

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Auto Checker "J Series"

Auto Checker "J Series"

We pursue improvements in productivity, operability, and versatility, and we excel in a wide range of fields.

The "J Series" is an automatic checker (automatic weight sorter) that offers industry-leading performance, exceptional operability, outstanding hygiene, high maintainability that minimizes downtime, network capabilities, and a wide range of options. With a belt speed of 116m/min, it achieves a maximum capacity of 480 pieces per minute and stable high-precision weighing. Additionally, operability has been improved with a clear 10.4-inch color LCD touch panel. 【Features】 ■ Industry-leading performance ■ Exceptional operability ■ High hygiene standards ■ Easy maintenance and cleaning ■ Safe and secure features ■ Excellent environmental performance, etc. *For more details, please download the PDF or feel free to contact us.

  • Other sorting machines and foreign object removal equipment

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AT Alcohol Checker

AT Alcohol Checker

Alcohol checks before and after driving are mandatory! An error will be displayed when the breath volume is low!

We offer a compact-sized 'AT Alcohol Checker' that is convenient for carrying. Just blow into it, and it measures in about 6 seconds. Additionally, the warm-up time at startup is 10 to 15 seconds. It features a backlight for use at night, and the usage count function allows you to easily see when it needs to be replaced (up to 999 times). 【Features】 ■ Convenient compact size for portability ■ Measures in about 6 seconds with just a breath ■ Backlight: Usable at night ■ Usage count function: Easily see when it needs to be replaced ■ Anti-fraud feature: Displays an error when the breath volume is low *For more details, please refer to the PDF document or feel free to contact us.

  • others

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Aqua Mist Checker

Aqua Mist Checker

When water adheres, that part changes to blue! Moisture adhesion can be visually assessed.

The "Aqua Mist Checker" is a test paper that has a special coating applied to its surface. It allows for the evaluation of spray nozzle performance and the confirmation of water leaks and wetness. There are two types available: a matte type that easily absorbs water droplets but has slightly bleeding color areas, and a glossy type that has a smooth surface and good color development but is prone to dripping water droplets, making it unsuitable for inclines or leaning. 【Features】 ■ The part that comes into contact with water changes color from white to blue. ■ The areas that have developed color due to moisture remain blue. ■ Can be cut, folded, or bent just like regular paper. *For more details, please refer to the PDF document or feel free to contact us.

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  • Other consumables

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CO2 Ventilation Checker RT-56

CO2 Ventilation Checker RT-56

For checking ventilation volume in offices, classrooms, commercial buildings, and residences!

As a measure against COVID-19, it can be used to check indoor ventilation levels and displays CO2 concentration, humidity, relative humidity, and atmospheric pressure in real-time.

  • Other environmental analysis equipment

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Optical Fiber Checker "OX-1"

Optical Fiber Checker "OX-1"

User-friendly design that requires no complicated setup! Built-in power monitor and light source.

The "OX-1" is a fiber optic checker that can simultaneously measure the length/loss/reflection of fiber optic lines with a single-end connection in just 3 seconds. We propose reductions in capital investment and operating costs to a wide range of customers involved in the construction and maintenance of fiber optic wiring. Additionally, with "Fault Xplorer," it automatically detects and analyzes fault elements in the line. 【Features】 ■ Measurement possible with single-end connection only ■ Simultaneous measurement of cable length, loss, and reflection of SMF within 3 seconds ■ Unique algorithm provides a five-star rating display of line quality ■ Connector connection part is replaceable, significantly improving maintainability ■ Automatic detection and analysis of fault elements in the line is also possible ■ Built-in power monitor and light source *For more details, please download the PDF or feel free to contact us.

  • Other measurement, recording and measuring instruments

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MPO cable checker

MPO cable checker

SM fiber/MM fiber, compatible with 12 cores/24 cores! Quality can be checked quickly.

The "MPO Cable Checker" is a tester that can automatically check the fiber continuity, connector end face, and polarity of optical cables with MPO connectors. By combining a light source unit, observation probe, and connector chip, it is possible to quickly check the quality of all MPO cables, including SMF/MMF and 12-core/24-core cables. With the mobile application "ConnectorMax Analysis Software," which has pass/fail judgment and reporting functions, users can easily perform inspections on-site and check the results. 【Features】 ■ Supports APC, UPC, male (with pins), and female (without pins) connectors ■ Automatic PDF reporting function ■ A mobile device application that allows management of results in one app *For more details, please download the PDF (English version) or feel free to contact us.

  • Other measurement, recording and measuring instruments

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Cloud-based alcohol checker "Alkiller NEX"

Cloud-based alcohol checker "Alkiller NEX"

Daily alcohol checks made easy, reliable, and speedy. 'Alkiller NEX'

The "Alkiller NEX" is an alcohol check system that connects with smartphones and tablets via Bluetooth. The smartphones used are compatible with both iOS and Android operating systems. It can be used not only with smartphones but also with tablets like the iPad. Detection results, as well as photos taken during detection, location information, detection time, and the serial number of the detector, are sent to the cloud in real time. Enhanced prevention of fraud and impersonation is achieved through facial recognition and one-time password authentication. The operation is simple, allowing for the collection of a large amount of data in a short time, which is automatically recorded. 【Features】 ■ Clear visibility of when, where, and who detected the alcohol ■ Bluetooth connection ■ Proven implementation in various industries ■ Compatible with iOS/Android ■ Centralized management of detection results in the cloud ■ Prevention of impersonation and tampering through facial recognition and one-time password authentication *For more details, please refer to the PDF document or feel free to contact us.

  • Other measurement, recording and measuring instruments

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Wireless Optical Axis Checker (Set of 2) ER-01

Wireless Optical Axis Checker (Set of 2) ER-01

Wireless Optical Axis Checker (Set of 2) ER-01

■Bidirectional Communication Function [Patent] A set of checkers (2 units) communicates wirelessly with each other and performs the same operation. It is possible to confirm via a display light whether the optical axis adjustment is being performed on the upper or lower level, and information such as the monitor output of the receiver can also be shared between the checkers, allowing for accurate and efficient adjustment work by a single person. ■Monitor Output Display The monitor output of the receiver is displayed on an LCD screen, enabling correct optical axis adjustments without the need for a tester. ■Self-Check Function (PXB Series Only) With the press of a single switch, a set of checkers (2 units) conducts inspections while communicating with each other and determines the quality of the optical axis adjustment. This allows for labor-saving in cases where multiple units are installed or during regular inspections. (Applicable to TXF-125 as well, but requires batteries) ■Sound Check Function The quality of the optical axis adjustment is indicated by sound. ■Manual Check Function This function allows for individual inspections of the upper and lower levels, enabling more precise and reliable inspections.

  • Other security and surveillance systems

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Receiving Sensitivity Checker LoRa Modulation Method RLXC-04

Receiving Sensitivity Checker LoRa Modulation Method RLXC-04

This is a checker for measuring the reception sensitivity and environmental noise of long-distance wireless systems.

■Features ● This is a checker that measures the reception sensitivity and environmental noise of long-distance wireless systems. By measuring reception sensitivity and environmental noise, it ensures a more stable operating environment. *Note: It cannot measure the radio waves of low-power wireless systems. ● It measures reception sensitivity and environmental noise levels using an analog meter display and beep sounds. ● The receiving frequency can be switched among four frequencies. ● The type of received radio wave (transmitter, repeater, receiver, or response) can be confirmed via the indicator light. ● In radio wave confirmation mode, you can choose between "registered" mode, which only measures the radio waves of registered devices, and "non-registered" mode, which does not require registration.

  • Other security and surveillance systems

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Alcohol Checker "EA-100/HC-310"

Alcohol Checker "EA-100/HC-310"

Alcohol checks anytime, easily! With a compact body, one device per person, convenient for personal use.

The "EA-100 / HC-310" is a simple-to-use alcohol checker that allows for easy measurements anywhere. The "EA-100" alternately displays the previous value and the measurement result, featuring a smart design that can be discreetly carried. The "HC-310" has a compact design that fits in a dress shirt pocket, with a two-color (green and red) backlight and sound to quickly indicate results. Please choose according to your needs. 【Features】 ■ Up to 1000 measurements for extensive use ■ Measurement count display (counts from 0 to 999) ■ Certified product by the reliable "Alcohol Detector Certification System" ■ Compact body ■ Simple to use *For more details, please refer to the PDF document or feel free to contact us.

  • Other measurement, recording and measuring instruments

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Implementation substrate checker

Implementation substrate checker

Streamlining printed circuit board inspection with a unit checker!

We offer the "Implementation Board Checker," which enhances productivity with a one-touch operation. We contribute to the creation of reliable products. We also accept custom orders according to the specifications of each manufacturer, so please feel free to consult with us. 【Lineup】 ■ NU Type ■ TB Type ■ TBWEB Type / TBWE Type ■ TBWBT Type ■ YKT Type, etc. * For more details, please download the PDF or contact us. * There is no "price list" as this is made to order.

  • Circuit Board Inspection Equipment

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Master Checker for Cardboard

Master Checker for Cardboard

Cardboard Die-Cutting Misalignment Inspection Device!

Our cardboard master checker is a device for detecting misalignment in cardboard die-cutting. It memorizes printing marks, detects deviations in both lateral and flow directions, and outputs an error if the set values are exceeded. The amount of deviation is displayed in a graph, allowing for trend analysis of the misalignment. Please feel free to contact us if you have any inquiries. 【Other cardboard-related products】 ■ Cardboard liner cut and cut tape inspection device (flatbed die cutter) ■ Cardboard liner cut and cut tape inspection device (Type A) ■ Thermal monitoring system *For more details, please download the PDF or contact us.

  • Other inspection equipment and devices

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