R410A Gas Detector 0-2000 PPM 4-20mA Relay, Display & Buzzer - Infrared sensor, for non classified area GDR450I4 - Tecnocontrol

R410A Gas Detector 0-1000 PPM 4-20mA Relay, Display & Buzzer - Semiconductor sensor, for non classified area GDR450S4 - Tecnocontrol

R410A Gas Detector 0-2000 PPM 4-20mA Relay, Display & Buzzer - Infrared sensor, for non classified area GDR453I4 - Tecnocontrol

R410A Gas Detector 0-1000 PPM 4-20mA Relay, Display & Buzzer - Semiconductor sensor, for non classified area GDR453S4 - Tecnocontrol

R449A Gas Detector 0-2000 PPM 4-20mA - Infrared sensor, for non classified area GDR300I6 - Tecnocontrol

R449A Gas Detector 0-1000 PPM 4-20mA - Semiconductor sensor, for non classified area GDR300S6 - Tecnocontrol

R449A Gas Detector 0-2000 PPM 4-20mA Relay & Buzzer - Infrared sensor, for non classified area GDR400I6 - Tecnocontrol

R449A Gas Detector 0-1000 PPM 4-20mA Relay & Buzzer - Semiconductor sensor, for non classified area GDR400S6 - Tecnocontrol

R449A Gas Detector 0-2000 PPM 4-20mA Relay & Buzzer - Infrared sensor, for non classified area GDR403I6 - Tecnocontrol

R449A Gas Detector 0-1000 PPM 4-20mA Relay & Buzzer - Semiconductor sensor, for non classified area GDR403S6 - Tecnocontrol

R449A Gas Detector 0-2000 PPM 4-20mA Relay, Display & Buzzer - Infrared sensor, for non classified area GDR450I6 - Tecnocontrol

R449A Gas Detector 0-1000 PPM 4-20mA Relay, Display & Buzzer - Semiconductor sensor, for non classified area GDR450S6 - Tecnocontrol