R134A Gas Detector, Norflurane Gas Detector, HFC-134A Gas Detector 0-1000 PPM 4-20mA Relay & Buzzer - Semiconductor sensor, for non classified area GDR403S8 - Tecnocontrol

R134A Gas Detector, Norflurane Gas Detector, HFC-134A Gas Detector 0-2000 PPM 4-20mA Relay, Display & Buzzer - Infrared sensor, for non classified area GDR450I8 - Tecnocontrol

R134A Gas Detector, Norflurane Gas Detector, HFC-134A Gas Detector 0-1000 PPM 4-20mA Relay, Display & Buzzer - Semiconductor sensor, for non classified area GDR450S8 - Tecnocontrol

R134A Gas Detector, Norflurane Gas Detector, HFC-134A Gas Detector 0-2000 PPM 4-20mA Relay, Display & Buzzer - Infrared sensor, for non classified area GDR453I8 - Tecnocontrol

R134A Gas Detector, Norflurane Gas Detector, HFC-134A Gas Detector 0-1000 PPM 4-20mA Relay, Display & Buzzer - Semiconductor sensor, for non classified area GDR453S8 - Tecnocontrol

R134A Gas Detector, Norflurane Gas Detector, HFC-134A Gas Detector 0-5000 ppm 4-20mA - Infrared sensor - SMART3-Blizzard for non classified area S5228R134A Sensitron