Ohaus Pioneer PX4201 Series Precision 1-Place Balance

A capacity of 4200g, readability of 0.1g, and an optional internal calibration with OIML certification.

Product Code

30429809, 30429816, 30430024


Lead time varies. Please call for details


The Ohaus Pioneer Precision Balance (PX4201 Series) provides affordable, high-accuracy performance for diverse applications with capacity of 4200g. Featuring a large backlit-LCD screen and user-friendly prompts, control the unit using four tactile buttons on the front. An integrated real-time clock (RTC) maintains precise time, even during power loss. GLP/GMP data output ensures traceability, while password protection safeguards against unauthorized balance setting changes. The PX offers six modes and convenient connectivity with USB and RS232 ports for seamless communication with PCs and printers.

Features of the Ohaus Pioneer Precision Balance (PX4201, PX4201/E, PX4201M):

  • The balance with 4200g capacity and 0.1g readability.
  • Optional InCal semi-automatic internal calibration with the option for OIML Class II legal certification for trade use.
  • Comes with an in-house cover and AC power adapter included.
  • With a quick 1-second stabilisation time, achieving high repeatability, the standard deviation is ≤5% of full load (g) at 0.08g.
  • A 18 cm removable stainless steel pan for precise and versatile weighing in laboratories and industrial settings.
  • Back ports feature RS-232 and USB connectivity for PCs or PLCs, with a security lock to prevent unauthorised use.
  • Backlit LCD screen with wide viewing angle and a 2-line display for added convenience.


Useful downloads

Ohaus Pioneer Precision Balance Datasheet

Download user manual for Ohaus Pioneer balance

For additional product information, please don’t hesitate to call us at 01257 270 433, or send us a message, and we’ll be happy to help.

Additional information

Weight5 kg
Dimensions38.5 × 55 × 29.1 cm


PX4201, PX4201/E, PX4201M



Capacity, readability

4200g, 0.1g


InCal semi-automatic, Manual

Lead Time

Lead time varies. Please call for details


2 years (Manufacturer Warranty)


Ohaus Pioneer Precision Balance Datasheet

User manual for Ohaus Pioneer balance

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