Serial Cards
Serial cards are expansion cards that add serial ports to a computer system. These ports are used to connect devices like modems, mice, barcode scanners, and printers. Serial cards usually come in PCI or PCIe form factors and are used in desktop computers, servers, and industrial systems that require additional serial connectivity. These cards provide reliable and high-speed communication between the computer and external devices, making them essential for businesses and industries that rely on serial communication. Serial cards offer flexibility, scalability, and improved efficiency by expanding the number of serial ports available in a system. Add more serial ports to your system with Serial Cards for seamless connectivity.
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Cisco MN-4T Four-Port Serial Network Module NM-4T WAN Router Card
Cisco Systems
$25.00Was: $50.00Cisco MN-4T Four-Port Serial Network Module NM-4T WAN Router CardThis is a four-port serial WAN network module designed for Cisco modular routers. It provides DB-60 Smart Serial connectivity for wide-area network configurations.Specifications &...37170- SKU:
- 37170
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 1.00 LBS
- Brand:
- Cisco
- Model:
- MN-4T
- MPN:
- MN-4T
- Secondary Model:
- NM-4T
- Type:
- Four-Port Serial WAN Network Module
- SKU:
- 37170
- Number of Ports:
- 4
- Port Type:
- DB-60 Serial (Smart Serial)
- Interface Type:
- Serial WAN
- Compatible With 1:
- Cisco 2600 Series Routers
- Compatible With 2:
- Cisco 3600 Series Routers
- Compatible With 3:
- Cisco 3700 Series Routers
- Form Factor:
- Network Module / Card
- Supported Protocols:
- Frame Relay, PPP, HDLC, X.25
- Condition:
- Used – Inspected and in Good Condition
- Seller Notes:
- Module only; no cables or accessories included.
- Country/Region of Manufacture:
- Taiwan
- Condition Notes:
- Cisco MN-4T Four-Port Serial Network Module. Inspected and in good condition. Board and faceplate show normal wear from prior use. All 4 DB-60 serial ports intact. Please view photos and contact us with questions.
$25.00Was: $50.00 -
Magitronic A-B232 Mini 2S1P 8-Bit ISA I/O Card 2 Serial 1 Parallel w/ Manual
Magitronic
$55.00Was: $100.00Magitronic A-B232 Mini 2S1P 8-Bit ISA I/O Card 2 Serial 1 Parallel w/ ManualThe Magitronic A-B232 is a Mini 2S1P 8-bit ISA multiport I/O card that adds two serial (COM) ports and one parallel (LPT) printer port to a PC via a single half-length ISA slot...28935- SKU:
- 28935
- Availability:
- Usually ships within 1–2 business days.
- Weight:
- 0.95 LBS
- Brand:
- Magitronic
- Model:
- A-B232
- MPN:
- A-B232
- Type:
- 8-Bit ISA Serial/Parallel I/O Card
- SKU:
- 28935
- Bus Interface:
- 8-Bit ISA
- Number of Serial Ports:
- 2
- Number of Parallel Ports:
- 1
- Port Configuration:
- 2S1P (2 Serial, 1 Parallel)
- Form Factor:
- Half-Length ISA Card
- Controller Chip:
- Motorola MC1489 (UART line receiver)
- Plug and Play:
- No — requires manual jumper configuration
- Compatible With:
- IBM XT, AT, 286, 386, 486 with 8-bit ISA slots
- Connector Type:
- DB25 parallel, DB9/DB25 serial (via cable)
- Country/Region of Manufacture:
- Taiwan (made in Taiwan, R.O.C.)
- Condition:
- New – Old Stock, New in Original Box
- Seller Notes:
- Includes original box, user's manual, cable, and bracket
- Condition Notes:
- Magitronic A-B232 Mini 2S1P 8-Bit ISA I/O Card. New in original box from a computer store that closed ~30 years ago. Never installed or used. Includes manual, cable, and bracket.
$55.00Was: $100.00 -
Magitronic A-B232 8-Bit ISA Serial Parallel Card 2 Serial 1 Parallel Port 615
Magitronic
$45.00Was: $90.00Magitronic A-B232 8-Bit ISA Serial Parallel Card 2 Serial 1 Parallel Port 615The Magitronic A-B232 is an 8-bit ISA multi-port I/O expansion card that adds two RS-232 serial ports and one parallel port to an ISA-bus desktop PC. The card installs in any...28680- SKU:
- 28680
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 2.00 LBS
- Brand:
- Magitronic
- Model:
- A-B232
- MPN:
- A-B232
- Type:
- 8-Bit ISA Serial/Parallel I/O Card
- SKU:
- 28680
- Bus Type:
- ISA (8-bit)
- Number of Serial Ports:
- 2
- Number of Parallel Ports:
- 1
- Serial Interface:
- RS-232
- Serial Connector Type:
- DB9 (9-pin)
- Parallel Connector Type:
- DB25 (25-pin)
- Form Factor:
- Half-length ISA card with external bracket
- Jumper Configurable:
- Yes — multiple jumper settings
- Board Revision / Label:
- 615
- Condition:
- Open Box – New and unused, original box included
- Seller Notes:
- Includes original Magitronic box and external DB25 parallel bracket
- Compatible With:
- IBM PC/XT, IBM PC/AT, 8-bit ISA slot systems
- Country/Region of Manufacture:
- Taiwan
- Condition Notes:
- Magitronic A-B232 ISA Serial/Parallel Card — new and unused, open box. Original Magitronic box included; may have been previously opened. Card shows no use. External bracket included.
$45.00Was: $90.00 -
Dataproducts 260674-002 C1 Serial I/F Assy PCB Card Rev B 272142-001
Data Products
$25.00Was: $50.00Dataproducts 260674-002 C1 Serial I/F Assy PCB Card Rev B 272142-001Serial interface PCB card designed for Dataproducts printers and peripheral systems. This gold finger module provides serial communication functionality for compatible equipment...28510- SKU:
- 28510
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 2.00 LBS
- Brand:
- Dataproducts
- Model:
- 260674-002
- MPN:
- 260674-002
- Secondary Model:
- 272142-001
- Hardware Revision:
- Rev B
- PCB Revision:
- C1
- Type:
- Serial Interface PCB Card
- Form Factor:
- Gold Finger Card / PCB Module
- Interface Type:
- Serial
- Chipset:
- National Semiconductor DM74154N; BB620A+
- Compatible With:
- Dataproducts printers and peripheral systems
- Condition:
- Used – Inspected
- SKU:
- 28510
- Seller Notes:
- Card only; no cables or accessories included.
- Country/Region of Manufacture:
- United States
- Condition Notes:
- Dataproducts 260674-002 Serial I/F PCB card. Inspected and in good condition. Normal handling wear from prior use. Gold finger connector looks clean, no obvious damage to board or components.
$25.00Was: $50.00 -
Arcom Sercom 8 8-Port Serial STE-Bus Process Controller Board RS-232
Arcom
$90.00Was: $175.00Arcom Sercom 8 8-Port Serial STE-Bus Process Controller Board RS-232 This is an 8-port serial controller board designed for STE-bus embedded industrial systems. It provides RS-232 serial connectivity and process control functions using Zilog Z85C3008VSC...26960- SKU:
- 26960
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 3.00 LBS
- Brand:
- Arcom
- Model:
- Sercom 8
- MPN:
- Sercom 8
- SKU:
- 26960
- Condition:
- Used – Pulled from Working Environment
- Seller Notes:
- Board only; no cables or accessories included.
- Form Factor:
- Card / Module
- Bus Interface:
- STE-Bus
- Number of Ports:
- 8
- Interface Type:
- RS-232 Serial
- Serial Controller IC:
- Zilog Z85C3008VSC SCC
- Line Driver ICs:
- DS1488N, MC1488P
- Board Revision:
- V1 Issue 3
- Compatible With:
- STE-bus embedded industrial systems
- Country of Manufacture:
- United Kingdom
- Condition Notes:
- This Arcom Sercom 8 8-port serial STE-bus controller board has been inspected and appears to be in good condition. It was pulled from a working environment where it was previously in use and functional.
$90.00Was: $175.00 -
CBM iDP3530 Citizen Tractor Feed Receipt Printer 25-Pin Serial Dot Matrix
CBM
$78.00Was: $150.00CBM iDP3530 Citizen Tractor Feed Receipt Printer 25-Pin Serial Dot Matrix This is a TRACTOR FEED printer and requires special paper. See photos for example of that paper to be sure this is the unit you need for your application. Condition:...26206- SKU:
- 26206
- Weight:
- 11.00 LBS
$78.00Was: $150.00 -
Zenith 85-3332-01 Parallel Serial Board ISA Card 8-Bit 37-Pin XT PC 052087
Zenith
$45.00Was: $90.00Zenith 85-3332-01 Parallel Serial Board ISA Card 8-Bit 37-Pin XT PC 0520878-bit ISA expansion card providing serial and parallel port functionality for IBM XT and compatible systems. Connects via 37-pin D-sub connector to enable bidirectional data...21556- SKU:
- 21556
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 2.00 LBS
- Brand:
- Zenith
- Model:
- 85-3332-01
- MPN:
- 85-3332-01
- Secondary Model:
- 181-6332-20-1
- Type:
- Parallel/Serial ISA Expansion Card
- SKU:
- 21556
- Bus Type:
- 8-Bit ISA
- Connector Type:
- 37-Pin D-Sub
- Form Factor:
- Half-Length ISA Card
- Compatible With:
- IBM XT and Compatible PCs with 8-bit ISA Bus
- Interface:
- Serial and Parallel
- Date Code:
- 052087
- Condition:
- Used – Inspected and in Good Condition
- Seller Notes:
- Card only; requires a special 37-pin Serial/Parallel cable (not included).
- Country/Region of Manufacture:
- Brazil
- Condition Notes:
- Zenith 85-3332-01 Parallel/Serial ISA Card inspected and in good condition. PCB is clean, 37-pin D-sub connector intact. Requires special 37-pin Serial/Parallel cable (not included). Please contact us with any questions.
$45.00Was: $90.00 -
StarTech ST16C552CJ ISA Serial Parallel Expansion Card 2S 1P DB9 DB25 4197-01
StarTech
$27.00Was: $50.00StarTech ST16C552CJ ISA Serial Parallel Expansion Card 2S 1P DB9 DB25 4197-01The StarTech ST16C552CJ is an 8-bit ISA expansion card that adds two RS-232 serial ports and one Centronics-compatible parallel port to IBM PC/AT-class desktop computers using a...18547- SKU:
- 18547
- Availability:
- Usually ships within 1–2 business days.
- Weight:
- 0.95 LBS
- Brand:
- StarTech
- Model:
- ST16C552CJ
- MPN:
- 4197-01
- Secondary Model:
- 4197-01
- SKU:
- 18547
- Type:
- ISA Serial/Parallel Expansion Card
- Chipset:
- XR ST16C552CJ (TL16C552 dual UART + parallel)
- Bus Interface:
- ISA (8-bit)
- Number of Serial Ports:
- 2
- Number of Parallel Ports:
- 1
- Serial Connector Type:
- DB9 Male (RS-232)
- Parallel Connector Type:
- DB25 Female (Centronics-compatible)
- Compatible With:
- IBM PC/AT and compatible desktop computers
- Interface:
- RS-232 Serial, Centronics Parallel
- Form Factor:
- Half-length ISA expansion card
- Crystal Oscillator:
- ILSI 18.432 MHz
- Condition:
- Used – Pulled from Working Environment
- Seller Notes:
- Card only; no software or documentation included.
- Country/Region of Manufacture:
- Taiwan
- Condition Notes:
- StarTech ST16C552CJ ISA serial/parallel card (4197-01) pulled from POS computers. Inspected; PCB clean, no visible damage. DB9 and DB25 connectors intact. Card only, no software included.
$27.00Was: $50.00