What is the NEC R9838A?
The NEC R9838A is a network/telecom equipment component, listed by the manufacturer as "FOTS-PWR SUP -48V". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
The R9838A is a network/telecom equipment component manufactured by NEC. Listed by the manufacturer as "FOTS-PWR SUP -48V", it is available through Circular Telecom's surplus and refurbished network equipment marketplace as a sustainable, tested alternative to buying new.
Common Questions
The NEC R9838A is a network/telecom equipment component, listed by the manufacturer as "FOTS-PWR SUP -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 R9838A, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue