SEFCO SUPPLY CO.,LTD. we supply for ;Lightning protection system ESE Air-Terminal Lightning Rod,surge protection System SPD,TVSS,TOV,MOV,Grounding system,Ground equipment,Ground rod,Ground bar station,Fire Alarm system FCP,Alarm sensor,Alarm Detector,Fire alarm system,smoke detector,heat detector,manual call point,alarm bell,siren,motor siren, Lightning Protection System; SEFCO-ABB 101 OPR-60 Lightning Rod ESE System,Rp=97 M 101 OPR-30 Lightning Rod ESE System,Rp=64 M SEFCO-KEC 102 ...