What is the NEC X7139A1-V02BB?
The NEC X7139A1-V02BB is an optical network terminal (ONT), listed by the manufacturer as "RC-28D ALM CONT UV-48V". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
NEC X7139A1-V02BB: an optical network terminal (ONT) (RC-28D ALM CONT UV-48V). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network equipment lifecycles and reduce e-waste.
Common Questions
The NEC X7139A1-V02BB is an optical network terminal (ONT), listed by the manufacturer as "RC-28D ALM CONT UV-48V". 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 X7139A1-V02BB, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue