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Are you tired of inaccurate measurements and bulky scales that occupy too much space?

Experience the perfect blend of precision and portability with the Ohaus 4.7" STX Series Portable Balances STX422.

This innovative laboratory balance solves these common problems, providing a compact and reliable option for all your weighing needs.

  • Precision Weighing: With a maximum capacity of 420g and a readability of 0.01g, the STX422 ensures highly accurate measurements for your critical tasks.
  • User-Friendly Interface: The large, intuitive color touchscreen display simplifies operation, guiding you through various applications easily.
  • Quick Stabilization: Boasting a one-second stabilization time, this balance enhances productivity by providing fast and reliable results.
  • Versatile Applications: Whether you need to weigh objects, count parts, determine percentages, check weights, or even perform dynamic weighing and density determination, the STX422 has you covered.
  • Portable Power Options: Use the AC adapter or opt for AA batteries for on-the-go convenience.
  • Multiple Connectivity Options: Stay connected with flexible communication options, including RS232, USB, Ethernet, and optional Bluetooth™.
  • Durable Design: The ABS housing and stainless steel pan ensure longevity, while the ABS draft shield protects 1mg models for precise measurements.
  • 5-Year Warranty: Enjoy peace of mind and long-term reliability with a comprehensive 5-year warranty on your investment.

Embrace the freedom of precise and convenient weighing with the Ohaus 4.7" STX Series Portable Balances STX422. With its blend of advanced technology and user-friendly features, this portable balance is a must-have for laboratories, research facilities, and anyone needing a reliable and compact weighing solution. Say goodbye to the frustrations of inaccurate and cumbersome scales, and hello to the ease and accuracy of the STX422. Choose this exceptional balance and elevate your weighing experience to new heights.

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: 420 g

  • Readability: 0.01 g

  • Pan Size: 4.7 in (120 mm)

  • Battery Life: 6 Hours with Disposable Batteries

  • Communication: Ethernet (Available as an Accessory); RS232 (Available as an Accessory); USB Host (Available as an Accessory); Bluetooth (Available as an Accessory); USB Device (Available as an Accessory)

  • Dimensions: 8.8 in x 2.1 in x 8 in (224 mm x 54 mm x 202 mm) (LxHxW)

  • Display: Full-Color 4.3 in Touchscreen WQVGA

  • In-Use Cover: Available as an Accessory

  • Legal for Trade: Not Applicable

  • Linearity ±: 0.01 g

  • Net Weight: 2.2 lb (1 kg)

  • Pan Construction: Stainless Steel

  • Power: 4 AA (LR6) Batteries (Not Included); AC Adapter (Included)

  • Repeatability, typical: 0.01 g

  • Stabilization Time: 1 s

  • Tare Range: To capacity by subtraction

  • Transportation Case: Available as an Accessory

  • Units of Measurement: Ounce Troy; Pennyweight; Newton; Grain; Gram; Carat; Custom; Ounce

  • Working Environment: 50°F – 104°F, 80%RH, non-condensing (10°C – 40°C, 80%RH, non-condensing)

  • Auxiliary Display Model: Available as an Accessory
  • 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.