DUAL GBE (1310 NM LX) T/R From Release 9

DUAL GBE (850NM SX) T/R From Release 9

DUAL GE (1550 NM ZX) T/R From Release 11

DUAL OC-48 SHORT REACH T/R From Release 4.1

DUAL OC48 IR-1 T/R (INTERMEDIATE REACH) TRIB PACK From Release 4.1

DUAL OC48 LR-1 T/R (LONG REACH) TRIB PACK From Release 5

DUAL POWER INPUT FOR UMUX DUPOS-FU Dual power input for UMUX-DUPOS DUPOS-FU

DUAL SPAN BLUE OPTICAL BRANCHING TRAY (FC/PC) From Release 4 for Single Fibre Working applications - contains one short reach coupler A0994050 and one long reach filter A0994046 (blue)

DUAL SPAN RED OPTICAL BRANCHING TRAY (FC/PC) From Release 4 for Single Fibre Working applications - contains one short reach coupler A0994050 and one long reach filter A0994048 (red)

DUAL TRAY DRAWER W/FRONT APERTURES Available from Release 7.0

DUAL TRAY DRAWER W/FRONT APERTURES Available from Release 7.0 RoHS compliant equivalent of NT0H57BG

DUAL TRAY FILTER DRAWER Required if ordering 1-CH OMX separately

DUAL TRAY FILTER DRAWER Required if ordering 1-CH OMX separately RoHS compliant equivalent of NT0H57BA

DUAL VOA ASSEMBLY Drawer with one tray (2 VOAs), from Release 6.1

DUAL VOA ASSEMBLY Drawer with one tray (2 VOAs), from Release 6.1 RoHS compliant equivalent of NT0H31AH

DUAL VOA TRAY Tray with 2 VOAs, from Release 6.1

DUAL VOA TRAY Tray with 2 VOAs, from Release 6.1 RoHS compliant equivalent of NT0H31AG

DUMMY CARD From Release 5.x. Dummy card, required when there is no other tributary expansion card.

DUMMY CARD From Release 5.x. Dummy card, required when there is no other tributary expansion card. RoHS compliant equivalent of NTFT32AA

DUST COVERS (FOR SFPs)