In the field of 19" rack products, the company Amex Ltd. secures highy quality advantages: The unbelievable versatility which does justice to all applications. A complete program from standardised extensions to professional accessories and an individual professional solution: the quality (real "value for money")! The comprehensive range of products is based on the extensive experienc and detailed knowledge which Amex Ltd. has. Amex rack products are measured in units of height and inches. The standars only stipulate a 19" front plate width of 482,6mm. The height unit amounts to 44,45mm = 1U (1,75")