MAR
memory module
131-7405/02
Marconi
Marconi 131-7405/02: a memory module (MEMORY EXPANSION UNIT). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend...
Circular Telecom Parts Catalogue
Browse telecom parts across every major vendor.
Explore Circular Telecom's catalogue of refurbished, new, and surplus telecom network parts across optics, line cards, routers, switches, modules, power, cooling, and access equipment.
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Find telecom part numbers, OEMs, and equipment categories.
Browse Page 157
Telecom parts catalogue
MAR
network/telecom equipment component
131-7405/03
Marconi
The Marconi 131-7405/03 is a network/telecom equipment component — originally specified as "MEM EXP UN TYP C" — available refurbished or as surplus stock via Circular...
network/telecom equipment component
131-7406/01
Ericsson
The 131-7406/01 is a network/telecom equipment component manufactured by Ericsson. Listed by the manufacturer as "ALARM INTFC Q UNIT", it is available through Circular...
network/telecom equipment component
131-7407/01
Ericsson
Manufactured by Ericsson, the 131-7407/01 (OSCILLATOR UNIT) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
MAR
network/telecom equipment component
131-7407/03
Marconi
The 131-7407/03 is a network/telecom equipment component manufactured by Marconi. Listed by the manufacturer as "OSCILLATOR UNIT", it is available through Circular...
circuit card / line card
131-7408/01
Ericsson
Manufactured by Ericsson, the 131-7408/01 (TIMING DISTRIBUTOR CARD) is a circuit card / line card. Circular Telecom sources, tests, and resells surplus and refurbished...
network/telecom equipment component
131-7409/02
Ericsson
Looking for the Ericsson 131-7409/02? This network/telecom equipment component, described by the manufacturer as "SERIAL EXPANSION UNIT", is stocked and resold through...
MAR
network/telecom equipment component
131-7410/02
Marconi
Manufactured by Marconi, the 131-7410/02 (PARALLEL INTFC UNIT) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
network/telecom equipment component
131-7411/03
Ericsson
Looking for the Ericsson 131-7411/03? This network/telecom equipment component, described by the manufacturer as "POWER UNIT", is stocked and resold through Circular...
network/telecom equipment component
131-7510/02
Ericsson
The 131-7510/02 is a network/telecom equipment component manufactured by Ericsson. Listed by the manufacturer as "IDENTIFICATION T2/T5", it is available through...
optical network terminal (ONT)
131-7591/01
Ericsson
Ericsson 131-7591/01: an optical network terminal (ONT) (DCC ACCESS CONT PORT). Circular Telecom resells surplus and refurbished units of parts like this, helping...
MAR
optical network terminal (ONT)
131-7591/02
Marconi
Manufactured by Marconi, the 131-7591/02 (CONTROL PORT) is an optical network terminal (ONT). Circular Telecom sources, tests, and resells surplus and refurbished...
MAR
optical network terminal (ONT)
131-7591/03
Marconi
Marconi 131-7591/03: an optical network terminal (ONT) (PORT CONTROL T2/T5/B). Circular Telecom resells surplus and refurbished units of parts like this, helping...
MAR
network/telecom equipment component
131-7636/03
Marconi
Manufactured by Marconi, the 131-7636/03 (TRIB 3X34 MB/S G.703) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
circuit card / line card
131-7651/01
Ericsson
Looking for the Ericsson 131-7651/01? This circuit card / line card, described by the manufacturer as "MSH CARD", is stocked and resold through Circular Telecom's...
circuit card / line card
131-7652/01
Ericsson
Ericsson 131-7652/01: a circuit card / line card (MSH CARD). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network...
circuit card / line card
131-7653/01
Ericsson
Manufactured by Ericsson, the 131-7653/01 (MSH CARD) is a circuit card / line card. Circular Telecom sources, tests, and resells surplus and refurbished Ericsson...
circuit card / line card
131-7654/01
Ericsson
Looking for the Ericsson 131-7654/01? This circuit card / line card, described by the manufacturer as "MSH CARD", is stocked and resold through Circular Telecom's...
circuit card / line card
131-7655/01
Ericsson
The Ericsson 131-7655/01 is a circuit card / line card — originally specified as "MSH CARD" — available refurbished or as surplus stock via Circular Telecom, supporting...
network/telecom equipment component
131-7656/01
Ericsson
The Ericsson 131-7656/01 is a network/telecom equipment component — originally specified as "COMMUNICATIONS UNIT" — available refurbished or as surplus stock via...
MAR
network/telecom equipment component
131-7656/02
Marconi
The Marconi 131-7656/02 is a network/telecom equipment component — originally specified as "COMMUNICATIONS UNIT" — available refurbished or as surplus stock via...
network/telecom equipment component
131-7683
Ericsson
Looking for the Ericsson 131-7683? This network/telecom equipment component, described by the manufacturer as "TRIB 3X45 MB ASYNC", is stocked and resold through...
network/telecom equipment component
131-7683/02
Ericsson
The 131-7683/02 is a network/telecom equipment component manufactured by Ericsson. Listed by the manufacturer as "TRIB 3X45MB/S G.703", it is available through Circular...
MAR
network/telecom equipment component
131-8120/01
Marconi
Looking for the Marconi 131-8120/01? This network/telecom equipment component, described by the manufacturer as "TRIBUTARY 63X2 MB/S", is stocked and resold through...
MAR
network/telecom equipment component
131-8458/01
Marconi
The Marconi 131-8458/01 is a network/telecom equipment component — originally specified as "MSH I/F MOD FOR 34/45 MB/S" — available refurbished or as surplus stock via...
network/telecom equipment component
131-8459/01
Ericsson
Ericsson 131-8459/01: a network/telecom equipment component (1ST STAGE MATRIX). Circular Telecom resells surplus and refurbished units of parts like this, helping...
MAR
network/telecom equipment component
131-8460/01
Marconi
Manufactured by Marconi, the 131-8460/01 (SECOND STAGE UNIT) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
MAR
network/telecom equipment component
131-8461/01
Marconi
Manufactured by Marconi, the 131-8461/01 (THIRD STAGE UNIT) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
MAR
network/telecom equipment component
131-8462/01
Marconi
The 131-8462/01 is a network/telecom equipment component manufactured by Marconi. Listed by the manufacturer as "I/F MOD 1:st st. 4", it is available through Circular...
MAR
network/telecom equipment component
131-8462/02
Marconi
Marconi 131-8462/02: a network/telecom equipment component (I/F MOD 1:st st. 4). Circular Telecom resells surplus and refurbished units of parts like this, helping...
MAR
network/telecom equipment component
131-8463/01
Marconi
Marconi 131-8463/01: a network/telecom equipment component (MATRIX THIRD STAGE I/F MOD). Circular Telecom resells surplus and refurbished units of parts like this,...
MAR
network/telecom equipment component
131-8463/02
Marconi
The Marconi 131-8463/02 is a network/telecom equipment component — originally specified as "MATRIX THIRD STAGE I/F MOD" — available refurbished or as surplus stock via...
MAR
circuit card / line card
131-8492/01
Marconi
Looking for the Marconi 131-8492/01? This circuit card / line card, described by the manufacturer as "CARD", is stocked and resold through Circular Telecom's...
MAR
network/telecom equipment component
131-8679/02
Marconi
Marconi 131-8679/02: a network/telecom equipment component (COMM AND CU TYPE B). Circular Telecom resells surplus and refurbished units of parts like this, helping...
MAR
equipment shelf
131-8679/12
Marconi
Manufactured by Marconi, the 131-8679/12 (END OF SHELF UN TYPE 2) is an equipment shelf. Circular Telecom sources, tests, and resells surplus and refurbished Marconi...
MAR
network/telecom equipment component
131-8679/13
Marconi
The Marconi 131-8679/13 is a network/telecom equipment component — originally specified as "COMM AND CU FOR WDM" — available refurbished or as surplus stock via...
MAR
network/telecom equipment component
131-8681-83
Marconi
Marconi 131-8681-83: a network/telecom equipment component (TRIB 622 S-4.1 SC/PC). Circular Telecom resells surplus and refurbished units of parts like this, helping...
MAR
network/telecom equipment component
131-8681/08
Marconi
The Marconi 131-8681/08 is a network/telecom equipment component — originally specified as "TRIB 622 S-4.1 FC/PC" — available refurbished or as surplus stock via...
MAR
network/telecom equipment component
131-8681/09
Marconi
Manufactured by Marconi, the 131-8681/09 (STM-4 S-4.1 OPT/MUX UN) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
MAR
network/telecom equipment component
131-8681/28
Marconi
Manufactured by Marconi, the 131-8681/28 (TRIB 622 S-4.1 SC/PC) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and...
MAR
network/telecom equipment component
131-8681/29
Marconi
The Marconi 131-8681/29 is a network/telecom equipment component — originally specified as "MSH86 TRIB 622 S-4.1 SC/PC" — available refurbished or as surplus stock via...
circuit card / line card
131-8681/71
Ericsson
Manufactured by Ericsson, the 131-8681/71 (TRIB 622 L-4.1 FC/PC Card) is a circuit card / line card. Circular Telecom sources, tests, and resells surplus and...
MAR
network/telecom equipment component
131-8681/73
Marconi
The 131-8681/73 is a network/telecom equipment component manufactured by Marconi. Listed by the manufacturer as "TRIB 622 S-4.1 FC/PC", it is available through Circular...
MAR
circuit card / line card
131-8681/83
Marconi
Looking for the Marconi 131-8681/83? This circuit card / line card, described by the manufacturer as "CARD", is stocked and resold through Circular Telecom's...
MAR
network/telecom equipment component
131-8684/01
Marconi
The 131-8684/01 is a network/telecom equipment component manufactured by Marconi. Listed by the manufacturer as "63 X 2 MBPS / 1.5 MBPS G.703 T", it is available...
MAR
network/telecom equipment component
131-8685/01
Marconi
Looking for the Marconi 131-8685/01? This network/telecom equipment component, described by the manufacturer as "TRIB 3X34 MBS G.703", is stocked and resold through...
MAR
network switch
131-8689/12
Marconi
Manufactured by Marconi, the 131-8689/12 (SWITCH UNIT TYPE B) is a network switch. Circular Telecom sources, tests, and resells surplus and refurbished Marconi...
MAR
network/telecom equipment component
131-8747/01
Marconi
Manufactured by Marconi, the 131-8747/01 (POWER UNIT) is a network/telecom equipment component. Circular Telecom sources, tests, and resells surplus and refurbished...