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Computers

Computers

Computers have revolutionized the way we live and work, becoming an essential part of modern society. From desktops to laptops, tablets, and smartphones, computers have transformed communication, entertainment, and productivity. They enable users to access information, create content, and connect with others online. Computers operate using hardware components such as processors, memory, and storage, as well as software programs that run various applications. With advancements in technology, computers continue to evolve, becoming faster, smaller, and more powerful. Whether for personal use or business operations, computers play a vital role in today's digital world, offering endless possibilities for innovation and collaboration.

  • Morse KP2000 V3.2 ISA Controller Card front view showing component side with ICs and Morse HF308 label Morse KP2000 ISA Controller Card rear/solder side view showing full PCB trace layout

    Morse KP2000 V3.2 Controller Card ISA HF308 Industrial Control Board

    Morse

    $60.00
    Was: $125.00
    Morse KP2000 V3.2 Controller Card ISA HF308 Industrial Control Board The Morse KP2000 is a full-length ISA expansion card designed for industrial control applications. Marked HF308 and dated 1989, this board carries the V3.2 revision designation...
    12943
    SKU:
    12943
    Availability:
    Usually ships within 1–2 business days.
    Weight:
    1.00 LBS
    Brand:
    Morse
    Model:
    KP2000
    MPN:
    HF308
    Type:
    ISA Controller Card
    SKU:
    12943
    Hardware Revision:
    V3.2
    PCB / Board Marking:
    KP2000 V3.2
    Manufacturer Date Code:
    HF308 © 1989
    Bus Interface:
    ISA (Industry Standard Architecture)
    Form Factor:
    Full-Length ISA Expansion Card
    Condition:
    Used – Inspected
    Seller Notes:
    Card only; no cables or accessories included.
    Compatible With:
    ISA-bus industrial control systems
    Country/Region of Manufacture:
    Malaysia (per board markings)
    Condition Notes:
    Morse KP2000 V3.2 ISA Controller Card (HF308) in used condition. Visually inspected; PCB clean, ICs intact, ISA connector shows light oxidation. Not bench-tested. Please view photos and contact us with questions.
    $60.00
    Was: $125.00
  • IBM 12J5991 API-6056 90W desktop power supply – front and right side view showing ventilation slots and output harness with 20-pin ATX, Molex, and floppy connectors IBM API-6056 power supply label closeup showing IBM P/N 12J5990, FRU 12J5991, E/C E71692, Date 9732, Rev D, and 100-127V 50/60Hz input specification

    IBM 12J5991 12J5990 API-6056 90W Desktop Computer Power Supply 100-127V

    IBM

    $66.00
    Was: $125.00
    IBM 12J5991 12J5990 API-6056 90W Desktop Computer Power Supply 100-127V 90-watt power supply unit for IBM desktop computers. Supplies regulated DC power to system components via ATX and peripheral connectors. Specifications & What's Included Model:...
    12862
    SKU:
    12862
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    5.00 LBS
    Brand:
    IBM
    Model:
    12J5991
    Secondary Model:
    API-6056
    MPN:
    12J5990
    FRU Number:
    12J5991
    SKU:
    12862
    Condition:
    Used – Inspected
    Seller Notes:
    Power supply only; no additional accessories included.
    Form Factor:
    Desktop
    Power Output:
    90 Watts
    Input Voltage:
    100-127V AC, 50/60Hz
    Revision:
    Rev D
    Engineering Change:
    E71692
    Compatible With:
    IBM Desktop PCs requiring 12J5991 / 12J5990 power supply
    Country of Manufacture:
    Unknown
    Connector Type:
    20-pin ATX main, 4-pin Molex peripheral, floppy power
    Condition Notes:
    IBM 12J5991 90W PSU, bench tested working. Light cosmetic wear. All connectors intact: 20-pin ATX, Molex, floppy lead. Fan & IEC input present, undamaged.
    $66.00
    Was: $125.00
  • AST Research 202380 386 SX CPU RAM ISA processor board – angled top-side view showing full card with SIMM sockets and Intel chips AST Research 202380 386 SX CPU board – top-side flat view showing populated SIMM banks, Intel processor ICs, and ISA edge connector

    AST Research 202380 386 SX CPU RAM Processor Board ISA 1990 Vintage PC Card

    AST

    $50.00
    Was: $80.00
    AST Research 202380 386 SX CPU RAM Processor Board ISA 1990 Vintage PC Card ISA expansion board featuring an Intel 386 SX processor and on-board RAM SIMMs. Designed to upgrade or add processing capability to compatible PC/XT/AT systems from the late...
    12842
    SKU:
    12842
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    3.00 LBS
    Brand:
    AST Research
    Model:
    202380
    MPN:
    202380-300
    Type:
    386 SX CPU & RAM Processor Expansion Board
    SKU:
    12842
    Condition:
    As-Is / For Parts or Not Working
    Processor:
    Intel 386 SX
    Bus Interface:
    ISA
    Form Factor:
    Full-Length ISA Expansion Card
    Hardware Revision:
    Rev A
    Year / Era:
    1990 (Copyright AST Research 1990)
    Compatible With:
    ISA-bus PC/XT/AT compatible systems
    Chipset / Controller:
    Intel 386 SX (visible on board)
    Memory Type:
    On-board RAM SIMMs (populated, quantity visible in photos)
    Country/Region of Manufacture:
    United States
    Seller Notes:
    Sold AS-IS for parts or repair. No functionality guarantee.
    Condition Notes:
    AST Research 202380 386 SX CPU RAM board, circa 1990. Used condition, complete with SIMM modules. Typical cosmetic wear, no damage visible. ISA connector intact. For collection or repair.
    $50.00
    Was: $80.00
  • Everex EV-830 8-bit ISA tape controller card – full top view showing component side and ISA edge connector Everex EV-830 8-bit ISA tape controller card – solder side view showing PCB traces and 50-pin bracket connector

    Everex EV-830 8-Bit ISA Tape Controller Card 50-Pin Vintage Long Board

    Everex

    $30.00
    Was: $50.00
    Everex EV-830 8-Bit ISA Tape Controller Card 50-Pin Vintage Long Board This is a tape controller card designed for legacy computer systems using the 8-bit ISA bus architecture. It manages data transfer to and from tape storage devices via a 50-pin...
    12815
    SKU:
    12815
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    3.00 LBS
    Brand:
    Everex
    Model:
    EV-830
    MPN:
    EV-830
    Type:
    8-Bit ISA Tape Controller Card
    SKU:
    12815
    Bus Interface:
    8-Bit ISA
    Form Factor:
    Long ISA Card
    Connector Type:
    50-Pin
    Compatible With:
    IBM PC, PC/XT, and ISA-bus compatible systems
    Seller Notes:
    Card only, no cables or accessories included.
    Country/Region of Manufacture:
    Malaysia
    Condition:
    Used – Inspected
    Condition Notes:
    Everex EV-830 8-Bit ISA Tape Controller Card inspected and in good cosmetic condition. PCB clean, connectors intact, normal light aging. Not bench-tested; sold as-inspected. View photos and contact us with questions.
    $30.00
    Was: $50.00
  • B&B Electronics 422ICC RS-422/485 ISA serial card — component side showing jumper blocks JP1 (mode/handshake), JP2, JP3, B&B Electronics label, and ISA edge connector B&B Electronics 422ICC RS-422/485 ISA serial card — solder side showing MODEL 422ICC label and FCC compliance statement

    B&B Electronics 422ICC RS-422/485 Serial Card 8-Bit ISA 1-Port DB25 Handshake

    B&B Electronics

    $30.00
    Was: $60.00
    B&B Electronics 422ICC RS-422/485 Serial Card 8-Bit ISA 1-Port DB25 Handshake Industrial-grade serial communication card for legacy PC/AT and ISA bus systems. Provides one RS-422/485 port with hardware handshake support for serial device connectivity...
    12814
    SKU:
    12814
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    0.95 LBS
    Brand:
    B&B Electronics
    Model:
    422ICC
    MPN:
    422ICC
    Type:
    RS-422/485 ISA Serial Card
    SKU:
    12814
    Interface Type:
    RS-422, RS-485
    Bus Type:
    8-Bit ISA
    Number of Ports:
    1
    Connector Type:
    DB25 (25-pin D-Sub)
    Port Address:
    Jumper-selectable
    IRQ:
    Jumper-selectable
    Handshake Signals:
    TD, RD, RTS, CTS
    Form Factor:
    Half-length ISA card
    Country/Region of Manufacture:
    United States
    Condition:
    Used – Inspected
    Seller Notes:
    Card only; no software or manual included.
    Compatible With:
    PC/AT, ISA bus desktop computers
    Condition Notes:
    B&B Electronics 422ICC RS-422/485 ISA Serial Card. Inspected, PCB clean, DB25 connector intact. Shows typical light installation wear. Card only — no software or manual. Please contact us with any questions.
    $30.00
    Was: $60.00