Explorer EX423 Precision Scale from Ohaus

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Readability (mg) 1
Capacity (g) 420
Stabilization Time (sec) 1
Repeatability (mg) 1
Pan Size (mm) 130
Internal Calibration Yes
RS-232 Yes
Bluetooth No
PS2 No
WiFi No
Ethernet Yes
Display Touch

Unmatched Accuracy Based from Superior Sensitivity

The Explorer EX423 Precision Scale from Ohaus has you taken care of for all your weighing requirements. Can determine variations in mass through its 1 mg readability, the Ohaus EX423 guarantees excellent sample weighing of small materials, acquiring close measurement values. Even if focusing on weighing tasks of chemistry applications, medical and pharmaceutical studies, production and industrial operations, or food and textile industry, this 1 mg readability unit offers uncomplicated weighing.

Unfailing Reproducibility for Reliable Mass Weighing

Even with multi users handling the Explorer EX423 Precision Scale from Ohaus, achieving results that can be replicated is never an issue since it presents a 1 mg repeatability. Presuming that the same weighing conditions are implemented, the Ohaus EX423 is a good choice for various everyday applications since it produces close and almost unvarying measurement values all throughout your weighing process. Not only does it scale down time when it comes to transcribing and re-recording weighing values each time, it also saves you more of it for an extensive data analysis. You can take the PS 8100.3Y Precision Balance from Radwag if you need something with a higher repeatability value.

Multipurpose Weighing from Lab to Field

Assessing how much sample you'll be weighing in the future is one factor to think about before purchasing a precision balance. You must make sure that the model you are acquiring can cover for your anticipated sample loads. With the Explorer EX423 Precision Scale from Ohaus, you can take in various substances but not exceeding 420 g at maximum through its 130 mm weighing pan. Weighing precision and accuracy is validated by the Ohaus EX423 as it features internal calibration, therefore self-calibrating as needed even if the unit is relocated from one area to another. Do you need a higher capacity model? You can go for the Explorer EX6202 Precision Scale from Ohaus instead. Another model but with the same capacity as this balance that you can get the Explorer EX423/E Precision Scale from Ohaus instead.

Packed with Key Features

Internal Calibration icon Internal Calibration

Troublefree recalibration anytime and anywhere is possible through the Ohaus EX423 as it exhibits an internal calibration feature. Can take into consideration changes in stability, time, temperature, and movement, this unit can adjust as necessary for the best weighing accuracy even if to be moved from one specific location to another.

ISO compliant icon ISO Compliant

Because this top loading scale is ISO compliant, it releases ISO recognized reports and conforms to a high quality risk based process management system plus rigid measures when it comes to routine testing, calibration, preventative maintenance and more.

GLP Compliant icon GLP Compliant

Accomplish quality control measures with this Ohaus precision scale since it already prints out GLP-compliant reports displaying date, time, balance ID, and other relevant data to assist with your research or experiment checkpoints, protocols, and record keeping.

GMP Compliant icon GMP Compliant

Observing compliance to GMP regulations that include rendering reports with weighing time, operator details, and results included, this Ohaus 83021342 balance can be used for quality testing and management of food and drug manufacturing, processing, and packaging industries.

Touchscreen icon Touchscreen Display

Having a user-friendly and intuitive touchscreen display, the Ohaus EX423 not only clearly shows measurement values but also allows users to smoothly shift from function to function as well as set-up parameters within a few clicks.

Multi-Device Connectivity and Communication Solutions

Assessing the connectivity solutions a unit can offer before purchasing a precision scale is a significant thing to do. These can speed up your data collection and data conversion into tables, graphs, charts, or other formats, reducing your time minimizing human-related errors and in return pushing through your research process. Through the Ohaus EX423, you get to communicate with personal computers and laptops that works with wired connections through its ethernet port.

Operational Excellence Defined

Save up more time and re-allot this to high prio tasks with the Explorer EX423 Precision Scale from Ohaus. Re-enforcing operational productivity by showing measurement weighing results within 1.0 second, this Ohaus Explorer top loading scale is a key to increasing lab productivity and polishing-up processes. Having built-in USB and RS-232 ports, transferring results or data to different computers, devices, and even printers is no sweat and can be done effortlessly. No more wasted time reformatting reports again because this unit generates reports following ISO, GLP, and GMP standards already.

The OHAUS Explorer Series of precision balances combine modern features and design elements to offer unmatched functionality in a line of high-performance balances unlike any other on the market. These smart and intuitive balances simplify even the most complex laboratory measurements.


Weighing, Parts Counting, Percent Weighing, Checkweighing, Animal/Dynamic Weighing, Filling, Totalization/Statistics, Formulation, Differential Weighing, Density Determination, Peak Hold, Ingredient Costing, Pipette Adjustment, SQC, Statistics


5.7" (145 mm) Full-color VGA graphic touchscreen display with user-controlled brightness


AC adapter (included)


RS232 and USB (included) or second RS232/Ethernet (accessories sold separately). GLP/GMP data output with real-time clock.


Modular design, metal base, ABS top housing, stainless steel pan, glass draftshield with top mounted side doors and flip/sliding top door (1mg models only), illuminated up-front level indicator, integral weigh below hook, security bracket, calibration lock, four touchless sensors, full housing in-use cover

Design Features

Selectable environmental filters, auto tare, user selectable span calibration points, software lockout and reset menu, user selectable communication settings and data print options, user definable project and user IDs, auto standby, up to 14 operating languages

Conducting its first operations in 1907, Ohaus is a leading provider of dependable balances and scales capable of addressing the most complex weighing challenges. Utilizing the latest technologies available, Ohaus delivers intuitive and highly-advanced analytical, precision, and portable balances, as well as a wide range of lab equipment and instruments. Ohaus manufactures the most precise and accurate lab balances catering to the laboratory, industrial, retail, food, and education industries. Headquartered in New Jersey, USA, Ohaus is regarded as an undisputed leader in the laboratory equipment industry with unsurpassed performance in the global market.

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Ethernet: Yes
Mobile App: No
[Lab Balance] Bluetooth: No
[Lab Balance] Capacity (g): 420
[Lab Balance] Display: Touch
[Lab Balance] GCP: No
[Lab Balance] GLP: Yes
[Lab Balance] GMP: Yes
[Lab Balance] ISO: Yes
[Lab Balance] Internal Calibration: Yes
[Lab Balance] PS2: No
[Lab Balance] Pan Size (mm): 130
[Lab Balance] RS-232: Yes
[Lab Balance] Readability (mg): 1
[Lab Balance] Repeatability (mg): 1
[Lab Balance] Stabilization Time (sec): 1
[Lab Balance] USB: Yes
[Lab Balance] WiFi: No

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