For production partners

Please don't hesitate to contact us if you're a manufacturing company and need sensors for your finished product. If you have special requirements, we can develop or calibrate sensors according to your wishes and specifications.
I want to enquire about Protronix products

PTX sensors are one step ahead and you'll be one step ahead of your competition

Or contact us

Martin Kučera

Head of Technical Department

+420 722 931 799

Why us

Wide range of power supply

DC and AC power supply 14–40 VDC, 18–30 VAC


Easy installation

Voltage and current output

Voltage output 0–10V and current output 0–20mA, 4–20mA

Two-step control

it can make a sophisticated ventilation system with a two-step control, even from a simple ventilation unit

Combined sensors

Combined sensors (CO2, iVOC, RH, T)

Wireless design

Wireless design, IQRF, Sigfox

Different designs

Spatial and channel design

Cascade switching

Possibility of cascade switching with two relays in the new NLII series – possibility of a two-step control ventilation unit with a sensor