What is the NEC DTL-24D-1?
The NEC DTL-24D-1 is a network/telecom equipment component, listed by the manufacturer as "PHONE". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
The NEC DTL-24D-1 is a network/telecom equipment component — originally specified as "PHONE" — available refurbished or as surplus stock via Circular Telecom, supporting network operators sourcing decommissioned and reclaimed equipment.
Common Questions
The NEC DTL-24D-1 is a network/telecom equipment component, listed by the manufacturer as "PHONE". 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 DTL-24D-1, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue