Nortel Networks NTRB53AA Clock Controller Card Green Telecom Gateway Board

Board surfaces, contacts, and components are clean and free of corrosion or physical damage. Includes original box with foam insert and anti-static bag; outer box has storage wear, creased label, and a handwritten date. Connectors, latches, and edge contacts are intact with no bent pins or missing parts visible.

Brand: Nortel Networks

Product ID / MPN: NTRB53AA

Item: CLKC Global Large System Clock Controller circuit board for Nortel telecom gateway and GSM gateway applications

Color: Green printed circuit board with front edge connectors, latching handles, and multiple onboard integrated circuits and components

Label details from box: Quantity 1 EA, [SERIAL REMOVED], PO number 0256195, description text "CLKC GLOBAL LARGE SYS. CLOCK CONTROLLER"

Keywords: Nortel clock controller, telecom gateway board, GSM gateway card, PBX system, replacement PCB

Brem storage 007