Paper output assembly fits for EPSON TM-L90 L90 TM-T90 M165B | eBay
Original Network Interface Card With USB 2.0 UB-E04 For Epson TM-U220 T82II U288 T88 TM-T88III TM-T90 TM-U200
Epson C823361 UB-S01 Serial RS-232 Interface Card / 1K Buffer/DB25 Pin connector, For use with all Epson TM-U Series Printers, TM-H5/6, TM-L, TM-T88II/III/IV/V, TM-T90, and TM-J7 series printers. (All TM-Series Printers). UB-S01
Source Used Ethernet Interface With USB 2.0 UB-E04 For Epson TM-U220 T81 U288 T88IV TM-T88III TM-T90 TM-U200 Connect-It Networking card on m.alibaba.com
Epson TM-T90 - POSMicro.com
C32C824121 | Epson UB-U02III USB and DMD Interface Card Suitable for TM-U675 Series/TM-L90 Series/TM-U590 Series/TM-U230 Series/TM-T88IV Series/TM-U220A Series/TM-J7000 Series/TM-T90 Series/TM-H6000I | Distrelec International