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Are you tired of bulky, inconvenient scales that limit your ability to conduct precise laboratory weighing on the go?


The Ohaus PS251 Portable Balance offers a compact and reliable solution. With its easy-to-use design and high accuracy, this balance is perfect for a variety of laboratory and field applications.

Key Benefits:

  • Compact and Portable: Fits easily into a standard shirt pocket or a student's backpack, making it ideal for transporting between locations.
  • High Accuracy: Offers a maximum capacity of 250 g with a readability of 0.1 g, ensuring precise measurements for your laboratory weighing needs.
  • User-Friendly Design: Features a simple two-button operation and a clear LCD display for hassle-free use.
  • Durable Construction: Built with ABS housing and a protective sliding pan to safeguard against damage during transportation and storage.
  • Auto Shut-Off: Conserves battery life by automatically turning off when not in use.
  • Easy Battery Replacement: The "pop-out" battery compartment allows for quick and straightforward battery changes.
  • 5-Year Warranty: Enjoy peace of mind and long-term reliability with a comprehensive 5-year warranty on your investment.

Feel the Freedom of Flexibility:

By choosing the Ohaus PS251 Portable Balance, you're not just getting a laboratory scale; you're gaining the freedom to conduct precise measurements wherever you need to. Whether it's for educational purposes or professional use, this balance ensures that high-performance weighing is always within your reach. Experience the convenience and reliability that comes with the PS251 and elevate your weighing tasks to the next level.

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: 250 g

    • Readability: 0.1 g

    • Pan Size: 2.6 in x 2.5 in (66 mm x 63 mm)

    • Battery Life: 34 Hours with Disposable Batteries

    • Communication: Not applicable

    • Auxiliary Display Model: Not Applicable

    • Dimensions: 3.8 in x 0.87 in x 2.8 in (97 mm x 22 mm x 71 mm) (LxHxW)

    • Display: LCD

    • In-Use Cover: No

    • Legal for Trade: Not Applicable

    • Linearity ±: 0.1 g

    • Net Weight: 0.137 kg

    • Pan Construction: Plastic

    • Power: 2 CR2032 Batteries (Included)

    • Stabilization Time: 2 s

    • Transportation Case: Not applicable

    • Units of Measurement: Ounce Troy; Pennyweight; Gram; Ounce

    • Working Environment: 64°F – 77°F, 80%RH, non-condensing (18°C – 25°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.