Terminal Block End Covers and Partition Plates: Plate Type - Terminal Block End Barrier; Block Type - Single Tier Feed-Thru; Construction Style - IEC; Block Models - ST 1.5, ST 2.5; Width x Height x Thickness - mm - 48.5 x 36.5 x 2.2; Material - Polyamide; Color - Gray; Model Number - D-ST 2.5; Manufacturer Series - ST