Name: 3C509B-TP 3Com 10Base-T 10Mb/s ISA Ethernet Network Card
Brand: 3Com
SKU: 3C509B-TP
Price: 95.15 USD
Availability: InStock
Rating: 4.8 (130 reviews)

Product Overview
The 3Com 3C509B-TP is a single-port ISA network interface card supporting 10Base-T Ethernet at 10 Mb/s. Designed for older PCs, it provides standard Ethernet connectivity through the ISA bus using a twisted-pair connection.

General Information
Brand	3Com

Technical Information
Product Type	Network Interface Card
Chipset/Controller	3Com 3C509 (EtherLink III)
Data Center Bridging	No
Number of Ports	1-Port
Bracket Height	Full Height (Standard)

Connectivity & Physical
Form Factor	Full Height
Port Type	RJ-45 (Copper)
Cabling Type	Cat5e
Weight	3.00
Condition	Refurbished

Miscellaneous
Assembly Required	No

Product Description
The 3Com 3C509B-TP is a network interface card designed to provide Ethernet connectivity through a single 10Base-T port. It connects to the ISA bus, making it suitable for use in older computer systems requiring 10 Mb/s Ethernet networking capabilities. This card is commonly used in environments where legacy hardware or specific ISA slot support is necessary, such as industrial equipment or vintage computing setups. IT professionals and technicians working with such systems can deploy this card to enable wired Ethernet communication. Key Features Single 10Base-T port supporting 10 Mb/s Ethernet ISA bus interface for compatibility with older PCs Part of the 3Com Etherlink III series known for Ethernet networking Supports standard Ethernet cabling and signaling Compact design fits standard ISA slots This network interface card provides a practical solution to add Ethernet connectivity in ISA-based systems. It is primarily valuable for maintaining network functionality in legacy environments where modern PCI or PCIe cards are not supported.

Use Cases
This ISA network interface card is typically used in legacy computing environments requiring Ethernet connectivity. It is suited for industrial, embedded, or vintage systems where updates to the network interface are needed without replacing the entire system. How It's Used: Enabling Ethernet connectivity on ISA-based desktop computers Supporting network communication in industrial control systems with legacy hardware Maintaining network access in vintage computing setups for software development or testing Facilitating data transfer in embedded systems that use ISA slots Replacing or upgrading existing ISA Ethernet cards in older systems Overall, the card serves to extend the network capabilities of ISA slot computers, allowing such systems to participate in Ethernet LANs where modern interface cards are incompatible.

FAQ's
What type of bus interface does the 3C509B-TP use? The 3C509B-TP uses the ISA bus interface, compatible with older computer systems featuring ISA slots for expansion cards. What network speed does this card support? This network interface card supports 10 Mb/s Ethernet speed using the 10Base-T standard for wired network connections. Which connector type is provided on the 3C509B-TP? It features a single 10Base-T port which uses an RJ-45 connector for twisted-pair Ethernet cabling. Is the 3C509B-TP compatible with PCI slots? No, the 3C509B-TP is designed specifically for ISA bus slots and is not compatible with PCI or PCIe slots. What kind of environments are suited for this network card? This card is suited for legacy or industrial systems requiring Ethernet connectivity via ISA slots, including vintage PCs and embedded devices. Does the card support Ethernet standards beyond 10Base-T? The 3C509B-TP supports only the 10Base-T Ethernet standard at 10 Mb/s and does not support faster Ethernet standards like 100Base-T.

3C509B-TP 3Com 10Base-T 10Mb/s ISA Ethernet Network Card

Product Overview

General Information

Technical Information

Connectivity & Physical

Miscellaneous

Product Description

Use Cases

FAQ's