Used Avaya SBM24 Telephone Button Module

Avaya SBM24 Button Key Expansion Module 700462518 for 9600 Phone

AVAYA SBM24 Button Module - Key Expansion Module(2 In-Stock)

Allen Bradley 1756-CNBR/D Control Net Communications Bridge Module (BIN423)

New 1734-IB2 Allen-Bradley 1734IB2 Point I/O 2 Point Digital Input Module (bin1)

AVAYA AHF110 / AHF110 TELECON CARD

ALLEN BRADLEY 193-EIMD60 SER A INPUT INTERFACE MODULE 120V 60HZ (BIN76)

Eaton Cutler Hammer C320KGT17 Auxiliary Contact Block Series A2 (BIN412)