Ubiquiti Networks U Fiber UF-OLT-4 4-Port GPON Optical Line Terminal with 3 GPON and 1 SFP+ Ports up to 512 UFiber ONUs (128 per PON port)

Dimensions 299.80 x 258.95 x 42.55 mm (11.80 x 10.19 x 1.68') Weight WithMount Brackets 2.13 kg (4.70 lb) Networking Interfaces (4) GPON OLT SFP (1) 1G/10G SFP+ Concurrent Clients 512 Registered