R1234ZE Gas Detector GDR453I10

R-1234ze refrigerant Gas Detector, HFO-1234ze Gas Detector 0-2000 PPM 4-20mA Relay, Display & Buzzer - Infrared sensor, for non classified area GDR453I10 - Tecnocontrol

R1234ZE Gas Detector GDR453S10

R-1234ze refrigerant Gas Detector, HFO-1234ze Gas Detector 0-1000 PPM 4-20mA Relay, Display & Buzzer - Semiconductor sensor, for non classified area GDR453S10 - Tecnocontrol

R134A Gas Detector GDR300I8

R134A Gas Detector, Norflurane Gas Detector, HFC-134A Gas Detector 0-2000 PPM 4-20mA - Infrared sensor, for non classified area GDR300I8 - Tecnocontrol

R134A Gas Detector GDR300S8

R134A Gas Detector, Norflurane Gas Detector, HFC-134A Gas Detector 0-1000 PPM 4-20mA - Semiconductor sensor, for non classified area GDR300S8 - Tecnocontrol