What is the NEC X7153HB?
The NEC X7153HB is a network/telecom equipment component, listed by the manufacturer as "PIC UNIT/FOTS HS RECEIVER OPTIC". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
The NEC X7153HB is a network/telecom equipment component — originally specified as "PIC UNIT/FOTS HS RECEIVER OPTIC" — available refurbished or as surplus stock via Circular Telecom, supporting network operators sourcing decommissioned and reclaimed equipment.
Common Questions
The NEC X7153HB is a network/telecom equipment component, listed by the manufacturer as "PIC UNIT/FOTS HS RECEIVER OPTIC". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
Circular Telecom sources and resells surplus and refurbished NEC network equipment, including parts such as the X7153HB, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue