This is one kind of ISDN U interface network transformer which is the exact replacement for PULSE PE-68628.
This ISDN U interface network transformer works with Freescale MC145572 chipset.
CoreLogic can provide all kinds of network transformers for your kind choice. Including E1/T1, 10/100/1000 BASET, ISDN PRI, ADSL&VDSL&HDSL, E3/D3 standards, And we can provide our free samples for your test approval.
We looking forward to establishing a long time business relationship with you in near future.