Data Transfer Switches

Data Transfer Switches

Data Transfer Switches are devices that enable users to transfer data between multiple input sources and output devices. These switches are designed to facilitate the seamless and efficient transfer of data by providing a centralized control point for managing data flow. Data Transfer Switches allow users to easily switch between different data sources and destinations, making them ideal for applications where data needs to be shared or distributed quickly and securely. These switches are commonly used in networking, telecommunications, and data center environments to ensure reliable and high-speed data transmission. Choose Data Transfer Switches for streamlined data management and increased productivity.

  • Extended Systems ESI-2249A ShareSpool XL print buffer — front panel showing brand logo and ABORT button Extended Systems ESI-2249A rear panel showing 4 RJ inputs, P1 parallel output, P2 serial output, DIP switches, and 16VAC power socket

    Extended Systems ESI-2249A ShareSpool XL Print Buffer Parallel Serial 16VAC

    Extended Systems

    $35.00
    Was: $70.00
    Extended Systems ESI-2249A ShareSpool XL Print Buffer Parallel Serial 16VACPrint buffer and sharing device that routes printer output from multiple computer inputs to parallel or serial printer outputs. Uses ExtendedLink technology with switchable...
    42984
    SKU:
    42984
    Availability:
    Usually ships within 1–2 business days.
    Weight:
    3.00 LBS
    Brand:
    Extended Systems
    Model:
    ESI-2249A
    MPN:
    ESI-2249A
    Type:
    Print Buffer / Printer Sharing Device
    SKU:
    42984
    Condition:
    As-Is / For Parts or Not Working
    Product Line:
    ShareSpool XL
    Technology:
    ExtendedLink
    Number of Inputs:
    4 (A, B, C, D)
    Input Interface:
    4x RJ-style (A, B, C, D)
    Output Interface:
    P1 Parallel, P2 Serial
    Output Select:
    Multispool / Serial Output (switchable)
    Baud Rate:
    9600 / 19.2K (DIP switch selectable)
    Parity:
    Even / Odd / None (DIP switch selectable)
    Power Requirements:
    16VAC
    Country/Region of Manufacture:
    United States
    Form Factor:
    Desktop
    Seller Notes:
    Sold as-is for parts or repair. No functionality guarantee.
    Condition Notes:
    Extended Systems ESI-2249A ShareSpool XL print buffer sold as-is for parts or repair. Not tested; no functionality guaranteed. Shows normal cosmetic wear. Connectors appear intact. Please contact us with any questions.
    $35.00
    Was: $70.00
  • Inmac 1901 Clear Signal T-Switch serial A/B switch – front view showing rotary A/B selector knob and Inmac branding Inmac 1901 T-Switch rear panel showing DB25 port A, DB25 port B with adapter, and DB25 Common port labeled

    Inmac 1901 Clear Signal T-Switch Serial A/B Switch 2-Device DB25 RS-232

    Inmac

    $20.00
    Was: $40.00
    Inmac 1901 Clear Signal T-Switch Serial A/B Switch 2-Device DB25 RS-232Manual rotary A/B switch for routing serial RS-232 data between two devices and one common port. Routes one input to one of two outputs via 25-pin DB25 connectors.Specifications &...
    47176
    SKU:
    47176
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    3.00 LBS
    Brand:
    Inmac
    Model:
    1901
    MPN:
    1901
    Type:
    Serial A/B Data Transfer Switch
    SKU:
    47176
    Number of Devices:
    2
    Switch Configuration:
    A/B (T-Switch)
    Connector Type:
    DB25 (25-pin)
    Interface:
    RS-232 Serial
    Number of Ports:
    3 (A, B, Common)
    Switching Method:
    Manual rotary knob
    Form Factor:
    Desktop
    Country/Region of Manufacture:
    United States
    Product Line:
    Clear Signal
    Division:
    Data Com Division
    Seller Notes:
    Unit only; no cables included. Inspected and pulled from a working environment.
    Condition Notes:
    Inmac 1901 Clear Signal serial A/B switch inspected and in good condition. Pulled from a working environment. Housing shows age-related yellowing and light surface wear. All DB25 ports intact; rotary selector knob operates freely.
    $20.00
    Was: $40.00
  • Black Box SWCX3655B 2-to-1 local remote switch – front panel angled view showing PWR LED and rotary A/B/Remote selector knob Black Box SWCX3655B – close-up of Black Box logo on front panel left side

    Black Box SWCX3655B 2-to-1 Local Remote Switch Serial Parallel Rackmount 1U

    BlackBox

    $35.00
    Was: $70.00
    Black Box SWCX3655B 2-to-1 Local Remote Switch Serial Parallel Rackmount 1UThe Black Box SWCX3655B is a 2-to-1 local/remote data transfer switch that allows a single shared device — typically a printer, plotter, or other serial or parallel peripheral —...
    39643
    SKU:
    39643
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    6.00 LBS
    Brand:
    Black Box
    Model:
    SWCX3655B
    MPN:
    SWCX3655B
    Secondary Model:
    PS154
    Type:
    2-to-1 Local/Remote Serial Parallel Data Transfer Switch
    SKU:
    39643
    Seller Notes:
    Includes Black Box AC adapter (model PS154, JK-17701-NA, 17VCT 0.7A output)
    Country/Region of Manufacture:
    United States
    Form Factor:
    1U Rackmount
    Power Requirements:
    120V AC 60Hz 20W (via included AC adapter, output 17VCT 0.7A)
    Interface Type:
    Serial and Parallel
    Switch Configuration:
    2-to-1 (A/B) with Local and Remote control
    Number of Ports:
    3 (Port A, Port B, Port C shared/remote)
    Remote Control:
    Yes — RJ-type remote port on rear panel
    Connector Types:
    DB25 Serial/Parallel; RJ Remote port
    Compatible With:
    Serial and parallel devices; printers, plotters, scanners
    Condition:
    Used – Pulled from Working Environment
    Condition Notes:
    Black Box SWCX3655B 2-to-1 serial/parallel local remote switch. Inspected, in good condition, pulled from a working environment. Normal cosmetic wear. Includes Black Box AC adapter (PS154). Please contact us with any questions.
    $35.00
    Was: $70.00
  • Cybex Commander Personal II 520-161-002 4-Port KVM Switch – front-left three-quarter view showing A/B/C/D port select buttons and On-Line/Selected indicators Cybex Commander Personal II KVM Switch – straight-on front panel view showing port select buttons A through D, Step/Scan button, and Status LED

    Cybex Commander Personal II 520-161-002 4-Port KVM Switch PS/2 Desktop

    Cybex

    $45.00
    Was: $90.00
    Cybex Commander Personal II 520-161-002 4-Port KVM Switch PS/2 DesktopA 4-port KVM switch that allows one PS/2 keyboard, mouse, and VGA monitor to control four separate computers. Switching between connected systems is performed via front-panel...
    39558
    SKU:
    39558
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    4.00 LBS
    Brand:
    Cybex
    Model:
    Commander Personal II
    MPN:
    520-161-002
    SKU:
    39558
    Type:
    4-Port KVM Switch
    Number of Ports:
    4
    Console Interface:
    PS/2 (keyboard & mouse), HD-15 VGA (video)
    Computer Interface:
    4x DB-25 (one per port, A/B/C/D)
    Switching Method:
    Front-panel pushbutton, Auto-Scan
    Form Factor:
    Desktop
    Power Requirements:
    100-240V AC, 0.1A, 50/60 Hz
    Fuse:
    T 2A, 250V AC
    Condition:
    Used – Inspected
    Country/Region of Manufacture:
    United States
    Certifications:
    CE, ETL, CSA C22.2 No. 950, UL 1950, EN 60950
    FCC Compliance:
    FCC Part 15 Class A
    Seller Notes:
    Unit only; no cables included. Please see photos.
    Condition Notes:
    Cybex Commander Personal II 520-161-002 4-port KVM switch. Good used condition with cosmetic wear (paint chips on top corners). Front panel and rear connectors intact. Please see photos and contact us with questions.
    $45.00
    Was: $90.00
  • BAFO 8720-25S Data Transfer Switch — front panel with rotary AB selector knob and model label BAFO 8720-25S rear panel showing three DB25 25-pin female connectors: one Input-Output and two peripheral ports labeled A and B

    BAFO 8720-25S 2-Way Data Transfer Switch 25-Pin DB25 Serial AB Switch Box

    BAFO

    $18.00
    Was: $40.00
    BAFO 8720-25S 2-Way Data Transfer Switch 25-Pin DB25 Serial AB Switch BoxThe BAFO 8720-25S is a manual 2-way AB data transfer switch that allows a single host device to share two peripheral devices — or two computers to share one peripheral — without...
    39515
    SKU:
    39515
    Availability:
    Usually ships within 1–2 business days.
    Weight:
    2.00 LBS
    Brand:
    BAFO
    Model:
    8720-25S
    MPN:
    8720-25S
    Type:
    Manual AB Data Transfer Switch
    SKU:
    39515
    Number of Ports:
    3 (1 Input-Output, 2 Peripheral — A and B)
    Connector Type:
    DB25 Female (25-Pin)
    Interface:
    RS-232 / DB25 Serial / Parallel
    Switch Configuration:
    2-Way AB (1 host to 2 devices)
    Switch Type:
    Manual Rotary
    Number of Positions:
    2 (A and B)
    Form Factor:
    Desktop Box
    Condition:
    Used – Pulled from Working Environment
    Seller Notes:
    Unit only; no cables included.
    Country/Region of Manufacture:
    Taiwan
    Condition Notes:
    BAFO 8720-25S 2-Way DB25 Data Transfer Switch. Inspected, good used condition. Pulled from a working environment where it was in active use. Light surface wear; rotary knob and connectors intact. See photos.
    $18.00
    Was: $40.00
  • Dynatech 153-004A-16 Dyna-Patch 16-Port Digital Patchbay — front panel view showing monitor jacks and rack ears Dynatech 153-004A-16 Dyna-Patch — rear panel view showing 16 pairs of DB25 computer and modem connectors

    Dynatech 153-004A-16 Dyna-Patch 16-Port Digital Patchbay DB25 Computer Modem

    Dynatech

    $65.00
    Was: $125.00
    Dynatech 153-004A-16 Dyna-Patch 16-Port Digital Patchbay DB25 Computer ModemA 16-port digital patchbay for routing RS-232 serial connections between computers and modems. The unit provides flexible cross-connect capability with DB25 connectors on both...
    39475
    SKU:
    39475
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    15.00 LBS
    Brand:
    Dynatech Data Systems
    Model:
    153-004A-16
    MPN:
    153-004A-16
    Product Name:
    Dyna-Patch Digital Patch Module
    SKU:
    39475
    Type:
    Digital Patchbay / Patch Panel
    Number of Ports:
    16 (per side: 16 Computer + 16 Modem DB25)
    Connector Type:
    DB25 (25-pin D-Sub), Monitor Jacks
    Interface Type:
    RS-232 / Serial
    Form Factor:
    Rack Mount, 19-inch, 3U
    Front Panel Jacks:
    COMP, MODEM, and MON monitor jacks per port
    Rear Connector:
    High-density multi-pin connector (visible in photos)
    Condition:
    Used – Pulled from Working Environment
    Country/Region of Manufacture:
    United States
    Seller Notes:
    Unit only; no cables included. 16-port digital patchbay.
    Condition Notes:
    Dynatech 153-004A-16 Dyna-Patch 16-Port Digital Patchbay in good used condition. Chassis is clean with light surface wear. Front jacks and DB25 connectors appear undamaged. Pulled from a working environment.
    $65.00
    Was: $125.00
  • Electro Standards Laboratory 9030 rack front-right angle view showing 8 Model 7006 switch modules installed Electro Standards Laboratory 9030 rack rear-left angle view showing RJ-45 ports and interconnect cables on all 8 modules

    Electro Standards Laboratory 9030 Rack 8x Model 7006 Cat5 A/B/Off-Line Switch

    Electro Standards Laboratory

    $175.00
    Was: $350.00
    Electro Standards Laboratory 9030 Rack 8x Model 7006 Cat5 A/B/Off-Line SwitchRack-mount chassis containing 8 Cat5 Ethernet A/B/Off-Line switches. Each module provides three-position switching (A, B, Off-Line) for manual selection between two network...
    34497
    SKU:
    34497
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    13.00 LBS
    Brand:
    Electro Standards Laboratory
    Model:
    9030
    MPN:
    9030
    Secondary Model:
    7006
    Type:
    Cat5 Ethernet A/B/Off-Line Switch Rack
    SKU:
    34497
    Seller Notes:
    Includes 8x Model 7006 switches, wall-mount power supply, and power bus cable
    Country/Region of Manufacture:
    United States
    Form Factor:
    Rack Mount
    Number of Switch Modules:
    8
    Switch Type:
    A/B/Off-Line
    Interface Type:
    Cat5 / RJ-45 Ethernet
    Connector Type:
    RJ-45
    Ports per Module:
    3 (A, B, COM) plus Control and Power
    Condition:
    Used – Pulled from Working Environment
    Compatible With:
    Cat5 Ethernet networks, remote switching applications
    Condition Notes:
    Electro Standards Laboratory 9030 rack with 8x Model 7006 Cat5 A/B switches inspected and in good used condition. Pulled from a working environment. Normal wear; some discoloration visible on rear of chassis. Includes power supply and bus cable.
    $175.00
    Was: $350.00
  • Fairchild Data RS101 1:1 Redundancy Switch – front panel view showing Fairchild logo and front panel controls Fairchild Data RS101 – rear panel showing J1 Remote DB-37, J2 Prime Data, J7 Backup Data D-Sub connectors, J8 Data I/O, IEC AC inlet, and BNC RF ports

    Fairchild Data RS101 1:1 Redundancy Switch V.35 Rackmount Assy 005208-000 Rev A

    Fairchild

    $100.00
    Was: $200.00
    Fairchild Data RS101 1:1 Redundancy Switch V.35 Rackmount Assy 005208-000 Rev A1:1 redundancy switch for V.35 data communications. Provides automatic failover between prime and backup data circuits in telecom and industrial networking applications. 2U...
    31348
    SKU:
    31348
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    20.00 LBS
    Brand:
    Fairchild Data Corporation
    Model:
    RS101
    MPN:
    005208-000
    Secondary Model:
    RS101 1:1 Switch Unit
    Hardware Revision:
    Rev A
    Type:
    1:1 Redundancy Switch
    Interface Type:
    V.35
    Redundancy Configuration:
    1:1 (Prime and Backup)
    Connector - Remote:
    J1 – DB-37 (Remote)
    Connector - Prime Data:
    J2 – D-Sub (Prime Data)
    Connector - Backup Data:
    J7 – D-Sub (Backup Data)
    Connector - Data I/O:
    J8 – Blue D-Sub connector (Data I/O)
    RF Ports:
    6x BNC: J3 RF In, J4 RF Out, J5 RF In, J9 RF Out, J10 RF Out, J11 RF In
    Power Requirements:
    115VAC, 60Hz (J6)
    Power Connector:
    IEC C13 (standard 3-pin AC inlet)
    Form Factor:
    Rackmount, 2U
    Country/Region of Manufacture:
    United States
    Manufacturer Location:
    Scottsdale, Arizona
    SKU:
    31348
    Condition:
    Used – Pulled from Working Environment
    Seller Notes:
    Unit only; no cables or accessories observed. Pulled from a working environment.
    Condition Notes:
    Fairchild Data RS101 1:1 Redundancy Switch V.35, Assy 005208-000 Rev A. Inspected and in good used condition; pulled from a working environment. Rear panel connectors and BNC RF ports appear intact. Normal wear.
    $100.00
    Was: $200.00