The 139628-H1086 is a pulse transformer designed for use in transformers in the category of Transformers - Pulse Transformers. With a size of 1.000" L x 0.390" W (25.40mm x 9.91mm), this transformer is suitable for surface mount mounting. It is a LAN 10/100 Base-T transformer and is packaged in a tube. The height of the transformer when seated is 0.245" (6.22mm). It comes in a standard package of 20 pcs. The ECCN for this product is OBSOLETE, indicating that it is no longer in use. The product is unaffected by REACH regulations. The manufacturer of this pulse transformer is Pulse. Please note that this product is obsolete and may not be available in the market.