Scout SPX421 Portable Balance from Ohaus

Ohaus 30253024

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Readability (mg) 100
Capacity (g) 420
Stabilization Time (sec) 1
Repeatability (mg) 100
Pan Size (mm) 120
Internal Calibration No
RS-232 Yes
Bluetooth Yes
PS2 No
WiFi No
Ethernet Yes
Display LCD

High Accuracy Sample Weighing Established from Superior Sensitivity

Built to meet weighing requirements of medical and pharmaceutical laboratories, universities, and food production facilities to name a few, the Scout SPX421 Portable Balance from Ohaus lets you measure weights of particulate matter and a variety of tiny samples confidently. Capable of identifying sample mass variations with its 100 mg readability, the Ohaus SPX421 utilizes your laboratory budget to an advantage while presenting the most accurate sample handling and weighing performance for your industrial applications, manufacturing operations, or daily lab tasks,. Still unsure if this is the one you exactly need? The Scout SPX621 Portable Balance from Ohaus also offers the same 100 mg readability. You might want to consider it instead. If you want a unit with a higher readability, try the Scout SPX622 Portable Balance from Ohaus instead.

Max Repeatability for Efficient Sample Weighing

Achieve valid results, maintain reproducible measurement values throughout your weighing process, and set aside more time actually analyzing data than re-recording them with the Ohaus 30253024 laboratory scale. This Ohaus Scout SPX model produces highly precise sample weighing for routinary applications thanks to its 100 mg repeatability.Options for alternatives with a higher repeatability value include the Scout SPX422 Portable Balance from Ohaus from the same MFG and series.

Versatile Weighing from Laboratory to Field

Work on liquids, chemicals, and other sample types or work out in the field or in a lab through the Ohaus SPX421 top loading scale that has maximum capacity of 420 g as well as a 120 mm weighing pan. Strengthen validity of weighing accuracy and measurement results through its external calibration feat for hassle-free manual calibration by use of approved test weights. Looking into heavier samples? Check the Scout SPX1202 Portable Balance from Ohaus instead.

Hassle-free Weighing Through Key Features

ISO compliant icon ISO Compliant

The scale stands by ISO standards, following rigid measures when it comes to calibration, routine testing, preventative maintenance, and more plus its print guidelines.

LCD screen icon LCD Screen

It wouldn't really matter if the Ohaus 30253024 precision balance is positioned in workrooms badly lit since it is equipped with a high contrast, bright, and large LCD screen. Vivid data readout is always guaranteed so user-related blunders when it comes to reading measurement weighing results are minimized.

Coverall Multi-Device Connectivity Solutions

An advice when acquiring a precision balance is not just to assess the technical specifications but to also check first how much connectivity solutions it can provide. To be able to seamlessly access and transmit results from different devices is a big plus. Not only can these options speed up your collection and conversion of data into tables, charts, or other formats, it can also reduce your time lowering human-related errors, therefore pushing through your whole research process. Do this and more with the Ohaus SPX421 that can communicate with mobile phones through its bluetooth capabilities and to PCs through its ethernet port.

Defined Operational Excellence Off the Bat

Faster results for amplified lab weighing output can be achieved with the Scout SPX421 Portable Balance from Ohaus because it brings out weighing values with a 1.0 second stabilization time. Thanks to its USB and RS-232 ports available, users can quickly carry over data to devices remotely close to the unit with no sweat. You save more time that can then be re-allocated to other higher prio tasks since this lab scale already delivers compliant reports to ISO standards, with all relevant details included.

Ideal for laboratory and industrial applications, the OHAUS Scout comes in a slim, stackable design with large backlit LCD. Features include superior overload protection, multiple weighing units and application modes. Geared for high performance in your facility with fast stabilization time and high resolution weighing results, these portable balances set a new standard in laboratory and industrial weighing.


Weighing, Parts Counting, Percent Weighing, Check Weighing, Totalization, Display Hold


Liquid crystal display (LCD) with backlight


AC Adapter (Included) or 4 AA Batteries (Not included)


RS232, USB Host, USB Device, Ethernet or Bluetooth® (available as an accessory)


ABS housing, stainless steel pan, ABS draftshield (1mg models only), weigh below hook, transportation lock, manual calibration lock switch, security slot, adjustable leveling feet, illuminated up-front level indicator

Design Features

Stability indicator, stackable design with optional storage cover (excluding 1mg models), mechanical and software overload/underload protection, low battery indicator, auto shut-off, auto tare, span calibration mass included on models up to 620g capacity

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Depth DIM (mm): 204
Ethernet: Yes
Height DIM (mm): 54
Mobile App: No
Weight (kg): 1.5
Width DIM (mm): 202
[Lab Balance] Bluetooth: Yes
[Lab Balance] Capacity (g): 420
[Lab Balance] Display: LCD
[Lab Balance] GCP: No
[Lab Balance] GLP: No
[Lab Balance] GMP: No
[Lab Balance] ISO: Yes
[Lab Balance] Internal Calibration: No
[Lab Balance] PS2: No
[Lab Balance] Pan Size (mm): 120
[Lab Balance] RS-232: Yes
[Lab Balance] Readability (mg): 100
[Lab Balance] Repeatability (mg): 100
[Lab Balance] Stabilization Time (sec): 1
[Lab Balance] USB: Yes
[Lab Balance] WiFi: No

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