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Ohaus Precision Balance EXR12202 – High-Capacity 12,200 g Digital Laboratory Balance with Touchscreen

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Maximum Capacity
12,200 g
Readability
0.01 g
Pan Size
7.9 in x 7 in (201 mm x 178 mm)
Internal Calibration
AutoCal™ - Automatic
Draftshield
—
All 27 specifications
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Specifications 27

Brands
Ohaus
New/Used
Used
Maximum Capacity
12,200 g
Readability
0.01 g
Pan Size
7.9 in x 7 in (201 mm x 178 mm)
Internal Calibration
AutoCal™ - Automatic
Draftshield
—
Dimensions
15.4 in x 3.7 in x 9 in (391 mm x 95 mm x 229 mm) (LxHxW)
Battery Life
Not Applicable
Legal for Trade
Not Applicable
Auxiliary Display Model
Available as an Accessory
Auto Door
Not Applicable
Tare Range
To capacity by subtraction
Working Environment
10°C – 30°C, 80%RH, non-condensing (50°F – 86°F, 80%RH, non-condensing)
Net Weight
10.8 lb (4.9 kg)
In-Use Cover
Included
Communication
USB device; USB host x 2; RS232; Ethernet TCP/IP; WiFi/Bluetooth (available as an accessory)
Power
AC Adapter (Included)
Units of Measurement
Singapore Tael; Ounce Troy; Pennyweight; Grain; Kilogram; Tical; Custom; Momme; Newton; Baht; Taiwan Tael; Gram; Hong Kong Tael; Tola; Pound; Mesghal; Carat; Ounce
Minimum Weight
1.4 g
Display
7" colour TFT touchscreen
Pan Construction
Stainless Steel
Built-in Ionizer
No
Stabilization Time
1 s
Repeatability, typical
0.01 g
Minimum Weight (USP, 0.1%, typical)
14 g
Linearity ±
0.02 g

Product description

High-precision Ohaus balance with 12,200 g capacity, 0.01 g readability, touchscreen, USB/ethernet for molecular diagnostics.

The Ohaus Precision Balance EXR12202 is a robust digital weighing solution designed for precise quantitative analysis in biotechnology, molecular diagnostics, and biopharmaceutical production workflows. Featuring a maximum capacity of 12,200 g and exceptionally fine readability of 0.01 g, this laboratory balance supports multiple specialized weighing applications such as:

  • Basic weighing and parts counting essential for bioprocessing accuracy
  • Check/weigh and percent weighing for formulation and quality control
  • Dynamic weighing, totalization, and density determination critical in synthetic biology and biomedical engineering research

Its 7-inch TFT 16.7M color touchscreen with glass overlay offers intuitive operation and clear data visualization, supporting accessibility in fast-paced research labs. The stainless steel 316 weighing pan (201 mm x 178 mm) provides durability and chemical resistance suitable for handling diverse sample types.

Connectivity options include multiple interfaces to integrate with laboratory information management systems (LIMS) and biomanufacturing equipment:

  • USB Host (Type A) ×2, USB Device (Type C) ×1
  • Ethernet (RJ45), RS232 ports
  • Optional Wi-Fi and Bluetooth dongles for wireless data transfer

The balance’s metal housing and anti-static glass draftshield provide stability and minimize environmental influences during weighing, ensuring accurate and repeatable measurements with typical repeatability of 0.01 g and linearity within ±0.02 g.

Additional features enhancing laboratory workflow include:

  • AutoCal™ internal automatic calibration for consistent accuracy
  • Time Synchronization via NTP and support for HID connections without additional drivers
  • 4-level user management and a large internal system log with capacity for 100,000 entries
  • 1000 application sample libraries tailored for diverse laboratory protocols

Operating parameters are optimized for controlled lab environments (10°C–30°C, 80% RH, non-condensing), accommodating critical molecular biology and clinical diagnostic applications demanding dependable weight precision.

This precision analytical balance is widely used in synthetic biology research and essential for molecular cloning workflows requiring stringent weight controls. Its multifaceted weighing functions and connectivity make it a critical instrument in biotechnology, live-cell imaging sample preparation, and biomanufacturing quality assurance.

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Keywords integrated: precision analytical balance, digital laboratory balance, parts counting balance, density determination balance, molecular diagnostics, synthetic biology research, biopharmaceutical production pipelines, formulation balance, touchscreen weighing scale, biotechnology weighing equipment, laboratory LIMS integration.

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Frequently asked questions

How long does laboratory equipment typically last?

With a service contract, ten to fifteen years is normal for most benchtop instruments. Detectors and pumps are the parts that wear first.

Can I get service for older equipment?

Yes. Every verified supplier states which service partners cover the instrument, and we list that alongside the offer.

Where can I buy parts?

Ask a scientist through the request button. Parts are often available even when the instrument itself is discontinued.

What is the typical lead time for refurbished equipment?

Two to six weeks, depending on refurbishment scope and whether calibration is included.

Does laboratory equipment ship internationally?

We ship to 38 countries. Crating and customs handling are quoted with the instrument.

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Last updated 19 October 2026