AT&T

AT&T Paradyne 3510-A1-001 DSU Modem V.35 EIA-232 2261-SA1 Desktop Telecom

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SKU:
15657
MPN:
3510-A1-001
Condition:
Used
Availability:
Usually ships within 1-2 business days.
Weight:
6.00 LBS
Shipping:
Calculated at Checkout
  • AT&T Paradyne 3510-A1-001 DSU modem — front-left three-quarter view showing top housing and front panel indicators
  • AT&T Paradyne 3510 front panel close-up showing TEST, REM, PASS, FAIL/STH/DSBL indicator LEDs and TP, LL, DL, RL pushbuttons with status LEDs
  • AT&T Paradyne 3510-A1-001 DSU modem — rear-right three-quarter view showing V.35 and EIA-232 connector ports
  • AT&T Paradyne 3510 rear panel close-up showing LINE (RJ48S), V.35, and EIA 232 interface connectors
  • AT&T Paradyne 3510-A1-001 bottom label showing model 3510-A1-001, REC 2261-SA1, serial number 3765399, 115 VAC 0.2A 60 Hz, Rev V1, MFG date 06/14/95, Made in USA
$40.00
Was: $80.00
Current Stock: 1

Sold Out

Description

AT&T Paradyne 3510-A1-001 DSU Modem V.35 EIA-232 2261-SA1 Desktop Telecom

Desktop data service unit (DSU) modem designed for wide-area network (WAN) connectivity. Operates as a line termination device supporting V.35 and EIA-232 serial interfaces for data transmission over dedicated telecommunications circuits.

Specifications & What's Included

  • Model: AT&T Paradyne 3510-A1-001 (MPN: 3510-A1-001)
  • Secondary Model: 2261-SA1
  • Interfaces: V.35, EIA-232 (RS-232)
  • Line Port: RJ48S connector
  • Power: 115 VAC, 0.2A, 60 Hz
  • Form Factor: Desktop
  • Manufactured: June 14, 1995 (United States)
  • Compliance: FCC Part 68, UL Listed
  • Includes: Power cord attached

Applications

DSU modems were standard equipment in telecommunications infrastructure for connecting mainframes, routers, and networking equipment to T1/fractional T1 lines and other dedicated WAN circuits. This unit supports both V.35 (common in older networking gear) and EIA-232 serial connections, making it suitable for legacy systems requiring telecommunications line termination and signal conversion.

Condition: Used
This AT&T Paradyne 3510-A1-001 DSU Modem has been inspected and is in good used condition. It was pulled from a working environment where it was in use and functional. The housing shows light wear consistent with normal office use. The front-panel indicator LEDs and pushbuttons are intact, and the rear V.35 and EIA-232 connectors appear clean with no visible damage. The bottom label is fully legible, showing model 3510-A1-001, REC 2261-SA1, serial 3765399, and a manufacture date of 06/14/1995. 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:
AT&T Paradyne
Model:
3510-A1-001
MPN:
3510-A1-001
Secondary Model:
2261-SA1
Type:
DSU Modem
SKU:
15657
Interface Type:
V.35, EIA-232 (EIA 232)
Line Interface:
RJ48S (LINE port)
Form Factor:
Desktop
Power Requirements:
115 VAC, 0.2A, 60 Hz
Revision:
Rev V1
Country/Region of Manufacture:
United States
FCC Registration:
AW2USA-61422-DD-N
Standards Compliance:
FCC Part 68, UL Listed (E144051)
Manufacture Date:
06/14/1995
Seller Notes:
Unit only; pulled from a working environment. Power cord attached.
Condition Notes:
AT&T Paradyne 3510-A1-001 DSU Modem in good used condition. Pulled from a working environment where it was in use and functional. Front panel and rear connectors (V.35, EIA-232) appear intact. Normal wear.
Condition:
Used – Pulled from Working Environment
California Prop 65 Warning:
WARNING: This product can expose you to chemicals including lead and lead compounds, and DEHP (a phthalate), which are known to the State of California to cause cancer and birth defects or other reproductive harm. Go to P65Warnings.ca.gov
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AT&T Paradyne 3160-A2-210 Acculink 2156-SA2 T1 DSU/CSU 2-Port Modem Rev B1

AT&T Paradyne

$75.00
Was: $150.00
AT&T Paradyne 3160-A2-210 Acculink 2156-SA2 T1 DSU/CSU 2-Port Modem Rev B1T1 DSU/CSU modem for establishing and managing T1 leased line connections. This unit converts T1 network signals to DTE...
43447
SKU:
43447
Availability:
Usually ships within 1-2 business days.
Weight:
4.00 LBS
Brand:
AT&T Paradyne
Model:
3160-A2-210
MPN:
3160-A2-210
Secondary Model:
2156-SA2
Type:
T1 DSU/CSU Modem
Product Line:
Acculink 3160
SKU:
43447
Revision:
Rev B1
Number of Ports:
2 DTE Ports (Port 1, Port 2); Port 3, Port 4 also present
Interface Type:
T1, DTE (DB-15), Network (RJ), AUX, COM, Modem
Connector Type:
DB-15 (DTE/Clock In), RJ (Network/AUX/COM/Modem)
Data Rate:
1.544 Mbps (T1)
Power Requirements:
24VAC 1.0A 60Hz / 48VDC 0.25A / 24VDC 0.5A
Power Input Type:
NEC Class 2 Input (no standard IEC cable)
Standards Compliance:
FCC Part 68, Industry Canada
FCC Registration:
AW2USA-75604-DD-E
Form Factor:
Desktop
Country/Region of Manufacture:
United States
Manufacture Date:
08/10/95
Display:
LCD display with LED status indicators
LED Indicators:
OK, FAIL, TEST, SIG, OOF, ALRM, EER, DTR, TXD, RXD, CTS, RTS
Management Type:
Managed — front-panel LCD with F1/F2/F3 function keys
Condition:
Used – Pulled from Working Environment
Seller Notes:
No power cable included. Power connector is NEC Class 2 proprietary input.
Condition Notes:
AT&T Paradyne Acculink 3160-A2-210 T1 DSU/CSU modem in good used condition. Pulled from a working environment where it was in use and functional. No power cable included — uses proprietary NEC Class 2 input.
California Prop 65 Warning:
WARNING: This product can expose you to chemicals including lead and lead compounds, and DEHP (a phthalate), which are known to the State of California to cause cancer and birth defects or other reproductive harm. Go to P65Warnings.ca.gov