Electrical ceramic terminal block 1.Factory direct price 2.Safe usage 3.Customized designs accepted 4.Size: 37. ... : Ceramic, Porcelain3. Rated Current: 5A, 10A, 15A, 30A, 60A4. Voltage: 250V, 300V, 450V, 600V5. Style: 1wires, 2wires, 3wires6. Fitting: Copper, Copper ...