Nortel Subscriber Carrier

Purchase Nortel DE-4 Units Nortel’s Async product lineup included the DE-4 series of power converters, amplifiers, alarm units, channels and more. Worldwide Supply has a full stock of refurbished Nortel DE-4 options no matter what deployment or part you need today. Operators and carriers rely on the Nortel DE-4 for their power and line interface […]

Refurbished Nortel IMAS units for Sale The IMAS line has a long and storied history, with an initial development by Promatory Communications, purchase and continuation by Nortel and then most recently purchased and managed by CTDI. All the used Nortel IMAS units and chassis stocked by Worldwide Supply work with equipment from all three OEMs, […]