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Ohaus PR523/E Precision Balance, 520 g x 0.001 g, RS-232, Glass Draftshield

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Balance Type
Precision
Max Capacity
520 g
Readability
1 mg
Interface
RS-232
All 6 specifications
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Specifications 6

Brands
Ohaus
New/Used
Used
Balance Type
Precision
Max Capacity
520 g
Readability
1 mg
Interface
RS-232

Product description

Ohaus PR523/E precision balance with 520 g capacity, 0.001 g readability, backlit LCD, RS-232 and glass draftshield for lab weighing.

The Ohaus PR523/E precision balance is a laboratory balance for sample weighing and essential weighing applications. It is also used for sample weighing in biotechnology and life sciences laboratories.

This unit includes a backlit LCD, an AC adapter, one RS-232 communication port, a removable stainless steel pan, and a removable glass draftshield with sliding top door. The RS-232 port supports data communication with external equipment. The integrated weigh-below hook, security bracket, and calibration lock are built into the configuration.

The balance is used and has never been used in practice. It was purchased in mint condition in its original box. The unit weighs 4.5 kg and requires 240 V power.

Ohaus PR523/E precision balance for laboratory weighing and sample preparation.

  • Maximum capacity: 520 g
  • Readability: 0.001 g
  • Linearity: 0.002 g
  • Display: Backlit LCD
  • Communication: RS-232, one port included
  • Pan: Removable stainless steel pan, 120 mm internal diameter
  • Draftshield: Removable glass draftshield with sliding top door
  • Power: 240 V AC adapter included
  • Dimensions: 317 x 303 x 201 mm (L x H x W)
  • Weight: 4.5 kg

The balance includes user-selectable environmental filters and brightness settings, auto-tare, auto-dim, user-selectable span calibration points, software lockout, a reset menu, configurable communication settings, and data print options. User-definable project and user IDs, software overload and underload indicators, and a stability indicator are also included.

SmarText 2.0 graphical software provides 14 applications, virtual QWERTY and numeric keypads, and below-minimum weight indication.

This used Ohaus PR523/E balance has never been used in practice and was purchased mint in the box from the previous owner’s warehouse.

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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?

Often, yes. Verified suppliers frequently work with service partners converting the instrument. If applicable, we can list servicing options 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 2 November 2026