SITEL Sistemas Electronicos, S.A. ni mtoa ya bidhaa na huduma kama vile ukarabati na matengenezo ya injini ya meli,yametungwa superstructures, chuma, kwa ajili ya meli,kijijini kudhibiti vifaa, umeme,kijijini kudhibiti vifaa, elektroniki,kijijini kudhibiti vifaa, infrared,kijijini kudhibiti vifaa, redio,kijijini kudhibiti vifaa, electromechanical,kijijini kudhibiti transmita,kijijini kudhibiti transmita, sauti synthesizer aina,kijijini dalili vifaa,kijijini kudhibiti vifaa, maji mains,kijijini kudhibiti vifaa, mabomba ya ugavi wa umeme,kijijini kudhibiti vifaa, sluice na lock milango,kijijini kudhibiti mifumo na vifaa, luftfart sekta,pazia na vipofu wa kufungua na kufunga mifumo, kijijini kudhibitiwa,theatre pazia vifaa vya kudhibiti,kijijini udhibiti kwa ajili ya televisheni, recorders video, vifaa vya sauti ya uzazi na seti za redio,mlango, dirisha na skylight kufungua na kufunga mifumo, kijijini kudhibitiwa,redio kijijini kudhibiti vifaa kwa ajili ya boti mfano, magari na ndege.