R1234YF Gas Detector GDR400I11

R-1234yf refrigerant Gas Detector, HFO-1234yf Gas Detector 0-2000 PPM 4-20mA Relay & Buzzer - Infrared sensor, for non classified area GDR400I11 - Tecnocontrol

R1234YF Gas Detector GDR400S11

R-1234yf refrigerant Gas Detector, HFO-1234yf Gas Detector 0-1000 PPM 4-20mA Relay & Buzzer - Semiconductor sensor, for non classified area GDR400S11 - Tecnocontrol

R1234YF Gas Detector GDR403I11

R-1234yf refrigerant Gas Detector, HFO-1234yf Gas Detector 0-2000 PPM 4-20mA Relay & Buzzer - Infrared sensor, for non classified area GDR403I11 - Tecnocontrol

R1234YF Gas Detector GDR403S11

R-1234yf refrigerant Gas Detector, HFO-1234yf Gas Detector 0-1000 PPM 4-20mA Relay & Buzzer - Semiconductor sensor, for non classified area GDR403S11 - Tecnocontrol