Series Hx 390 Semi-Micro balances

With the series 390 and the related models HF, HA, HE and HM Precisa is setting new standards. With the easy to use menu, inspired by to the top smartphones, you will be familiar within seconds with your unique balance and exploit its full potential.

With four different models HF, HA, HE and HM we cover your needs and you get exactly what you want. With exception of the entry-level model HM with a mechanical draft shield you can upgrade your balance with those applications and features you need in the future. Or simply choose the series 390 model HF to have the balance with everything equipped.

Our new unique balance series 390 offers you the best ergonomics, including an ultimate low weighing pan access level, the lowest on the market! Weighing processes can now be performed more comfortably, ergonomically and with ease.



- Housing

Aluminum cast base and sturdy sheet metal housing

- High end weighing cell

High resolution with optimized electronic control

- Touch screen

7“anti-reflective with high resolution. Shock and scratch resistant, approved to perate with standard laboratory gloves and UV resistant, frameless for perfect and easy cleaning.

- Contex help

Just press the Help Icon, the balance immediately displays the relevant support and assistance in the current context.

- Draft shield

Ambidextrous mechanical, electronical by a fingertip or even automatically with the Precisa unique touch less sensor (TLS)

- Self-linearization system

Fully automatic internal self-linearization and calibration system, programmable time and temperature controlled (SLS)

- Stability indicator

Provides visual real time indication and information about the balance environment at your working place.

- Electronic level

Electronic observation of levelling anytime and easy adjustment with visual support.

- Versatile Interfaces

As standard 2x USB Type A (Host), 1x USB Type B (Device), 100M Ethernet and RS232/V24 bi-directional

- App's

Upgrade your balance with APP's from the Precisa website

- User management

Extensive user management with various possibilities and access rights.

- GLP compliance

Built in clock with date and time beside all the other needs to assure GLP conformity.


Option for HE model (standard for HA and HF models, not available for HM):


TLS: Touchless Sensor

Precisa unique for automatic draft shield operation, tare, print and other programmable functions


Options for HE and HA model (standard for HF model, not available for HM):


ECS: Electrostatic Cancellation System

Neutralizes all electrostatic charges inside the draft shield to ensures an accurate weighing

AOS: Ambient Observation System

Reports or even calculate and correct with the app BEST the influence of the ambient air condition inside the draft shield on your weighing results

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