Gas Detector ProGas is stationary device, designed to detect and monitor levels of toxic gases, explosive gases and oxygen in the ambient atmosphere.

Gas Detector Sigma SmArt is a stationary device, designed to measure, monitor and detect dangerous levels of toxic or flammable gases or oxygen in the ambient atmosphere. Sigma SmArt is designed as part of the gas safety system Sigma Gas.

Gas Detector SmArtGas 3 is a device designed for the measurement of hazardous gas concentrations in potentially explosive atmospheres, where flammable gases, vapours and dust may be present.

The SmArtGas 4 gas detector is specifically designed for critical functions such as measuring, monitoring and detecting hazardous gases. It is intended for operation in areas with potentially explosive atmospheres.