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Quick Overview

The C-1000B Line Concentrator 3 to 1 allows up to 3 separate C.O. lines to connect to one telecom device.

On incoming calls, each of the three lines can ring one specific device.

The C-1000B Line Concentrator is reliable and compatible! Manufactured to strict standards in the USA.

The C-1000B Line Concentrator is compatible with virtually all analog phones lines, communications equipment and phone systems.




Additional Information



The C-1000B Line Concentrator 3 to 1 allows up to 3 separate C.O. lines to connect to one telecom device.

The C-1000B Line Concentrator 3 to 1 eliminates the need for dedicated incoming phone lines by making your phone system more efficient. One fax machine, answering machine, modem or any phone device can answer 2 or 3 phone lines.

When a device, such as a modem or a fax maxine needs incoming access to more than one phone line, the Line Concentrator will allow it access 2 or 3 phone lines.

The C-2000B allows single line phones or phone systems to share 1-3 phone lines.

Use the C-1000B Line Concentrator 3 to 1 to share multiple lines between single line phones, a single modem, one fax machine or fax modem, as well as any other phone connected equipment.

All incoming calls from all 3 of the lines ring only one device. All outgoing calls go out on line one unless you enter a security access code. For line 2 simply push #1 on your telephone keypad. To access line 3 push #3 on your keypad.

Modular installation
High speed modem compatible, copper wire
through will not cause a step down in speed
Touch tone to access each of 3 lines
Saves Money by eliminating dedicated phone lines!
No loss of data throughput speed or integrity...invisible to call transaction
Broad compatibility with telephony equipment and Telecom services

C-1000B Line Concentrator
1 Power Supply
4 RJ-11 adaptors
Installation Manual

Print C-1000B Line Concentrator Brochure (PDF)


Fax Machine
Fax Modem
Fax Server
Single Line Phone System


1 Year Warranty
Power: 120VAC / 13.8VAC 1.25A, UL listed adapter provided
Dimensions: 210mm x 159mm x 45mm (8.25" x 6.25" x 1.75")
Shipping weight: 1.5kg (3.2 lbs.)
Environmental: 0°C to 32°C (32°F to 90°F) with 5% to 95% non-condensing humidity
Relay Contacts: 5A @ 30VDC/250VAC
Ring Output: 8 REN, capable of ringing (16) 0.5 REN phones
Talk Battery: 40V DC
REN: 0.1A
Connections: (30) cage clamp screw terminals
Easy Install Kit: 4 RJ-11 connectors (1 for device and 3 for 3 phone lines

*FREE Shipping Note: All prices include FREE shipping and handling in the US and most of Canada. We reserve the right to charge up to the actual price of shipping on all orders outside the continental United States.

All US orders shipped UPS Ground unless specified.All Canada orders shipped USPS Priority unless specified. For air and express shipments, appropriate charges will be applied to your order.


The C-1000B Line Concentrator is made in the USA.

Interested in purchasing the C-1000B LineConcentrator?
Questions about the C-1000B Line Concentrator?
Call (217) 337 - 0965
Toll Free US and Canada
Call (866) 337-0965


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Call toll free 1-866-337-0965 or 217-337-0965 for more information or to order by phone.