SPD2-550-1P0-R,SPD MOD 1P+0 550VAC TYPE 1+2
SPD2-550-2P0,SPD,DIN RAIL,TYPE 2,3P0,1500V
SPD2-550-2P0-R,SPD MOD 2P+0 550VAC TYPE 1+2
SPD2-550-3P0,SPD,DIN RAIL,TYPE 2,1P0,550V
SPD2-550-3P0-R,SPD MOD 3P+0 550VAC TYPE 1+2
SPD2-550-4P0,SPD,DIN RAIL,TYPE 2,2P0,550V
SPD2-550-4P0-R,SPD MOD 4P+0 550VAC TYPE 1+2
SPD2-550-M,SPD DIN RAIL TYPE 2 MODULE 550V