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Are you struggling with inaccurate measurements in your lab?


The Ohaus 4.7" PR Series Precision Balance PR523/E is here to solve your dilemma. Engineered for superior accuracy, this laboratory balance ensures that every measurement is precise, down to 0.001g. It's designed to enhance the reliability of your results, whether you're in a research lab, an educational institution, or an industrial setting.

Key Benefits:

  • High Precision: With a maximum capacity of 520g and readability of 0.001g, this balance delivers exceptional precision for your most critical measurements.
  • Versatile Applications: Ideal for basic weighing, parts counting, and percent weighing, it meets various laboratory needs.
  • Easy-to-Read Display: The backlit LCD ensures clear visibility of results, even in low-light conditions.
  • Efficient Operation: Powered by an AC adapter, it's ready for continuous use without worrying about battery replacement.
  • Connectivity: The RS232 port allows seamless data transfer to computers or printers, facilitating documentation and analysis.
  • Durable Construction: The ABS top housing and stainless steel pan are built to withstand daily wear and tear, while the removable glass draft shield protects your samples.
  • User-Friendly Design: Features like auto-tare, auto-dim, and user-selectable environmental filters make operation effortless and customizable.
  • 5-Year Warranty: Enjoy peace of mind and long-term reliability with a comprehensive 5-year warranty on your investment.

By choosing the Ohaus PR Series Precision Balance, you'll experience the peace of mind that comes with reliable, accurate measurements. Say goodbye to the frustration of inconsistent results and embrace the confidence that precision brings to your work. Elevate your laboratory's performance with this indispensable tool from Libert Scales.

Reach out to our dedicated team for further information and personalized assistance. Call us at (661) 888-1919 or email us at We're here to help you every step of the way!

  • Maximum Capacity: 520 g

  • Readability: 0.001 g

  • Pan Size: 4.7 in (120 mm)

  • Internal Calibration: Not applicable

  • Draftshield: Included

  • Auxiliary Display Model: Available as an Accessory

  • Battery Life: Not applicable

  • Communication: RS232

  • Dimensions: 12.5 in x 11.9 in x 7.9 in (317 mm x 303 mm x 201 mm) (LxHxW)

  • Display: LCD with backlight

  • In-Use Cover: No

  • Legal for Trade: No

  • Linearity ±: 0.002 g

  • Net Weight: 10 lb (4.5 kg)

  • Pan Construction: Stainless Steel

  • Power: AC Adapter (Included)

  • Repeatability, typical: 0.001 g

  • Stabilization Time: 2 s

  • Tare Range: To capacity by subtraction

  • Units of Measurement: Milligram; Pennyweight; Ounce Troy; Newton; Taiwan Tael; Gram; Kilogram; Grain; Pound; Ounce; Carat; Custom

  • Working Environment: 50°F – 104°F, 80%RH, non-condensing; 50°F – 86°F, 80%RH, non-condensing (10°C – 40°C, 80%RH, non-condensing; 10°C – 30°C, 80%RH, non-condensing)
  • Free Shipping: Available across 48 continental USA. Extra charges may apply for residential, farm, or rural areas.
  • Express Shipping: Overnight and faster shipping options available at additional costs. Quotes obtainable via email.
  • Delivery Time: Typically 5 to 7 business days, varying by location and external conditions.
  • Tracking Information: Provided via email upon shipment. Accessible through account login. Additional information available upon request.
  • Return Policy: 15-day return period for unused, original condition products. A 25% restocking fee applies. Buyer covers original and return shipping costs.
  • Customer Support: Contact at (661) 888-1919 or for queries or concerns about shipping.