Digital Link

Digital Link DL100 T1 Digital Service Multiplexer 5-Channel Rackmount DS1

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SKU:
11914
MPN:
DL100
Condition:
Used
Availability:
Usually ships within 1-2 business days.
Weight:
10.00 LBS
Shipping:
Calculated at Checkout
  • Digital Link DL100 T1 Digital Service Multiplexer — angled front and top view showing rackmount chassis with heavy cosmetic wear and scratches
  • Digital Link DL100 front panel close-up showing Channel 4 and Channel 5 indicators, LCD display reading EFS 100 PERCENT, STAT EXIT and ENTR buttons, and SEND/RCV monitor port
  • Digital Link DL100 front panel left section showing Channel 1, Channel 2, and Channel 3 LED indicators with TD RD RTS CTS DATA legends, NET and DS1 buttons
  • Digital Link DL100 front panel nameplate close-up showing Digital Link DL100 Digital Service Multiplexer branding
  • Digital Link DL100 rear panel showing AC power inlet rated 250V 0.5A, EXT CLK IN BNC connector, Channel 1 DB-15 connector, Channel 2 connector, and DS1 DB-15 port
  • Digital Link DL100 rear panel detail showing Optional DC Power terminals, Alarm In and Alarm Out terminal block with N.O., C, and N.C. connections, and Channel 4 connector
  • Digital Link DL100 rear panel right section showing Channel 4, Channel 5, Network DB-15 connector, and COMM PORT DB-9 connector
$75.00
Was: $150.00
Current Stock: 1

Sold Out

Description

Digital Link DL100 T1 Digital Service Multiplexer 5-Channel Rackmount DS1

The DL100 is a 5-channel T1/DS1 digital service multiplexer designed for telecommunications and data network applications. It consolidates multiple DS1 signals onto a single T1 line for transmission and distribution in legacy telecom infrastructure.

Specifications & What's Included

  • 5-channel T1/DS1 multiplexer, rack-mount form factor
  • DS1 interface: DB-15 connector (rear panel)
  • Data interfaces: TD, RD, RTS, CTS per channel; DB-9 communications port
  • External clock input: BNC connector
  • Power: 250V, 0.5A, 60/50Hz; optional DC input available
  • Alarm terminals: N.O., C, N.C. alarm in/out
  • Front-panel LCD display with STAT, NET, DS1 buttons
  • Unit only, no accessories

Applications

T1 multiplexers were standard equipment in telecommunications networks for aggregating DS1 circuits and managing trunk-level data and voice traffic. The DL100 connects to carrier-grade telecom switching systems and legacy network infrastructure. Typical installations include telecommunications central offices, data centers, and enterprise telecom cabinets requiring DS1-level signal management and protocol conversion.

Condition: For Parts or Not Working
This Digital Link DL100 T1 Digital Service Multiplexer powers on — the front-panel LCD was observed displaying "EFS 100 PERCENT" during testing — but it has not been fully tested and we cannot confirm full functionality or verify that all five channels operate as intended. We also cannot confirm whether all parts are present. It is being sold as-is for parts or repair with no functionality guarantee. The chassis shows significant cosmetic wear including paint scrapes, scratches, and scuffing across the top and front panels. Please view our photo set and contact us if you have any questions.
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Warranty Information

We stand behind every item we sell with a 30-day money-back guarantee. If your item arrives not as described, you may return it within 30 days for a full refund. Please inspect your purchase upon arrival and contact us with any questions.
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Additional Information

Brand:
Digital Link
Model:
DL100
MPN:
DL100
Type:
T1 Digital Service Multiplexer
SKU:
11914
Condition:
As-Is / For Parts or Not Working
Seller Notes:
Powers on; sold as-is, not fully tested. Unit only, no accessories.
Form Factor:
Rack Mount
Number of Channels:
5
Interface Type:
T1 / DS1
Network Interface:
DS1 (DB-15 connector, rear panel)
Data Interface:
TD, RD, RTS, CTS, DATA per channel
Connector Type:
DB-15, BNC (EXT CLK IN), DB-9 (COMM PORT)
Power Requirements:
250V / 0.5A, 60Hz / 50Hz
Alarm Interface:
Alarm In / Alarm Out terminals (N.O., C, N.C.)
Optional Power:
Optional DC Power input (rear panel terminals)
Management Type:
Front-panel LCD display with STAT, NET, DS1 buttons
Country/Region of Manufacture:
United States
Condition Notes:
Digital Link DL100 T1 Multiplexer powers on (LCD showed EFS 100 PERCENT) but has not been fully tested. Sold as-is for parts or repair — functionality and completeness not guaranteed. Cosmetic wear throughout.
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Digital Link DL200 Encore T1 SMDS Converter 100-00800-32 19in Rackmount

Digital Link

$35.00
Was: $70.00
Digital Link DL200 Encore T1 SMDS Converter 100-00800-32 19in RackmountThis is a T1 SMDS converter designed to interface T1 lines with Switched Multimegabit Data Service (SMDS) networks. It operates...
7495
SKU:
7495
Availability:
Usually ships within 1-2 business days.
Weight:
10.00 LBS
Brand:
Digital Link
Model:
DL200 Encore
MPN:
100-00800-32
Secondary Model:
DL3800/DL200 Encore
Type:
T1 SMDS Converter
SKU:
7495
Condition:
Used – Pulled from Working Environment
Seller Notes:
Includes attached power cable and DB-25 adapter visible in photos.
Country/Region of Manufacture:
United States
Form Factor:
1U 19" Rackmount
Interface Type:
DTE, Network (Balanced/Unbalanced), DTE, Network Mgmt
Data Rate:
1.544 Mbps (T1)
Protocol:
SMDS (Switched Multimegabit Data Service)
Standards Compliance:
FCC Part 15 Class A; FCC Part 68
Connector Type:
DB-25, DB-9
Firmware Version:
600-00820-02 Rev.F
PCB Revision:
300-00800-01 Rev.L
Management Type:
Network Management port (DB-9)
UL Listing:
UL Listed 1Z07 I.T.E
Compatible With:
DL3800 series SMDS network equipment
Condition Notes:
Digital Link DL200 Encore T1 SMDS Converter, P/N 100-00800-32. Good used condition, pulled from a working environment. Chassis and connectors intact; power cable and DB-25 adapter included. Not tested at our facility.