R454B refrigerant Gas Detector 0-1000 PPM 4-20mA Relay, Display & Buzzer - Semiconductor sensor, for non classified area GDR450S12 - Tecnocontrol

R454B refrigerant Gas Detector 0-2000 PPM 4-20mA Relay, Display & Buzzer - Infrared sensor, for non classified area GDR453I12 - Tecnocontrol

R454B refrigerant Gas Detector 0-1000 PPM 4-20mA Relay, Display & Buzzer - Semiconductor sensor, for non classified area GDR453S12 - Tecnocontrol

R454B Gas Detector, Opteon™ XL41 Gas Detector 0-100% LFL 4-20mA - Infrared sensor - SMART3-Blizzard for non classified area S5117R454B Sensitron

R454B Gas Detector 0-20% LFL - Infrared sensor - SMART3-H LITE for non classified area S3849R454B Sensitron

R454B Gas Detector 0-20% LFL 90-240 Vac - Infrared sensor - SMART3-H-FM LITE for non classified area S4661R454B Sensitron

R454B Gas Detector 0-20% LFL 12-24 Vdc - Infrared sensor - SMART3-H-FM LITE for non classified area S4681R454B Sensitron

R454B Gas Detector, Opteon™ XL41 Gas Detector 0-100% LFL 4-20mA - Infrared sensor - SMART3-R for non classified area S4629R454B Sensitron

R454C Gaz Detector 0-100% LFL 4-20mA - Infrared sensor - SMART3G-C3 Sensitron Dust Proof Enclosure Version Zone 2 category 3 areas S4826R454C

R454C Gas Detector 0-100% LFL 4-20mA - Infrared sensor - SMART3G-D3 Sensitron Dust Proof Enclosure Version with display Zone 2 category 3 areas S4828R454C

R454C Gas Detector, 0-100% LFL 4-20mA - Infrared sensor - SMART3G-C2 Sensitron Explosion Proof Enclosure version Zone 1 category 2 areas S4827R454C

R454C Gas Detector 0-100% LFL 4-20mA - Infrared sensor - SMART3G-C2-LD Sensitron Explosion Proof Enclosure with LED version Zone 1 category 2 areas S4827R454C-LD