ONKA was founded in 1986. Since then specialized in production of electrical equipments. Manufacturing high-quality equipments at affordable prices in order to satisfy worldwide demand for electrical products. ONKA holds UL, VDE, TSE Ex, CE, RoSH, GOST-R, ISO 9001-2000, TSE certificates for below products: Rail Terminal Blocks, Electronic Terminal Blocks, Terminal Strips, Cable Glands, Cable Trunkings, Distribution Units, Busbars, Din Rails, Cable Lugs, Rail Mounting Sockets.