. . . . CBF valve EV000738-electric 3/4 inch valveBASIC DATAC1, C2 connections: G 3/4" female thread (by BSPP¹)V1, V2 connections: G 3/4" female thread (by BSPP¹)Maximum operating pressure (continuous): 280 barCountry of origin: ItalyBritish Standard Pipe Parallel - British Standard Pipe Parallel, inch cylindrical thread, one of the Whitworth pipe threads (BSP) denoted by the letter G.