The photocell CELL38, a news in PROGET, is indicated to be installed where the measures are very important. Large only 38mm, it can be easily put on aluminium profiles. It uses a new optical technology that permits to obtain high performances in extreme climatic conditions. CELL38 can works at 12/24 Vac/Vdc with automatic selection of feeding. The thermoplastic case assure a great protection against sun, insects, rain and RF interferences.