01.06.2021

RDO® Blue In-Situ

Optical dissolved oxygen sensor

The RDO Blue optical dissolved oxygen sensor is used to measure oxygen values ​​in a wide variety of demanding environments. It allows you to perform accurate measurements in liquid and gas without the need for calibration. The housing of the device is made of PPS material, which provides, among others abrasion resistance and chemical resistance.


Other news

04.09.2023

Belimo devices from today in our offer!

The Swiss company Belimo is a world leader in the production of devices for energy-efficient control of heating, ventilation and air-conditioning systems. It specializes in the production of innovative actuators for dampers, control valves, sensors and counters. Familiarize yourself with our offer of Belimo air damper actuators.


Read more

10.02.2026

Regin at the Warsaw HVAC Expo!

The Warsaw HVAC Expo is an opportunity to learn about cutting-edge technologies, innovative products, and solutions in heating, ventilation, and air conditioning. One of the exhibitors showcasing its offerings this year will be Regin. Poltraf is the exclusive distributor of Regin in Poland.

Read more

24.07.2024

Pressure switch - a key device for controlling the pressure level in the system.

A pressure switch is a device that monitors the pressure in the system and automatically responds to changes in pressure, turning on or off devices depending on the set pressure thresholds. Pressure switches are widely used in hydraulic and pneumatic systems and other applications requiring pressure control.

Read more

Our suppliers
and partners

We are a representative and distributor in Poland of the following brands:

  • Trafag AG

    since 1994

  • STS

    since 2004

  • Regin

    since 1997

  • Comac Cal

    since 2010

  • ION Science

    since 2009

  • In Situ

    since 2016

  • Systec Controls

    since 2023

  • Emerson Asco

    since 1994

  • Ode

    since 1994

  • Stiko

    since 2001

  • BASS Instruments

    od 2024 r.