Terminal block: ceramic,bakelite Available models: KNE, KSE, KB, DANA, NAA You can choose 2, 3, 4, 5, 6 terminals terminal blocks D-6P- ... , DANA, NAA, TL, TS 2) D-6P-C Terminal block is Ceramic material. Bakelite is also avaiable.3) Mounting holes distance: ... %Al2O3,99%Al2O3Bakelite material is also available, black colorTerminal block type:4)Ceramic material: talc powder& olefin, 92%Al2O3,99%Al2O35) ...