C-Data
https://www.cdatatec.com/products/epon-olt/
FD1304E
4+4 PON PORTS EPON OLT
EPON OLT FD1304E-B1 completely meet relative standard of IEEE 802.3x and FSAN, which is 1U rack-mounted device 4 uplink GE ports, 4*10GE uplink ports, 4 fixed EPON ports and 4 optional EPON ports. Each EPON port supports the splitting ratio of 1:64, the EPON system supports up to 512 terminal connections.