3Com 3C509B-COMBO Etherlink-III ISA 10MB 16-Bit Combo Network Adapter
SPECIAL ORDER ITEM
This product is available for special order and may take longer to ship.
AVAILABILITY & SHIPPING
We’re happy to source this item specifically for you! While it may take a bit more time to arrive, we’ll keep you informed every step of the way. Shipping timelines can vary based on the manufacturer's fulfillment schedule.
NEED IT SOONER?
Contact us to explore expedited options or find a comparable in-stock alternative.
SPECIAL ORDER FULFILLMENT
Saitech Inc. partners with top-tier manufacturers and authorized distributors to fulfill special order requests — including hard-to-find, end-of-life, and build-to-order products. Our team ensures every special order is handled with precision, transparency, and dedicated support from start to finish.
- Overview
Overview
3Com hallmark product and the industry standard, the EtherLink 10 ISA Combo network interface card (NIC) is guaranteed to work with your 16-bit ISA IBM-compatible PC, every major PC operating system, and every major network operating system. Plus, you'll see faster data throughput due to its superior Parallel Tasking performance. Built to last, this NIC is guaranteed to work day after day - backed by 3Com's unmatched quality and reliability. This combo NIC gives you the most flexible cabling options - connecting your PC through 10BASE-T category 3, 4, or 5 twisted-pair, 10BASE5 thick coaxial, or 10BASE2 thin coaxial wiring. It operates with a broad range of hubs, as well as both half- and full-duplex switches.
Specifications
Model Number: 3C509B-COMBO
Brand: 3Com
Alt Part Number(s): 3C509B-COMBO
Product Type: Network Adapter
Technical Description
Brand: 3Com
Model: 3C509B-COMBO
Device Type: Network adapter
Form Factor: Plug-in card
Interface (Bus) Type: ISA
Connectivity Technology: Wired
Cabling Type: Ethernet 10Base-T, Ethernet 10Base-2, Ethernet 10Base-5
Data Link Protocol: Ethernet
Data Transfer Rate: 10 Mbps
Status Indicators: Port status
Compliant Standards: IEEE 802.3
Interfaces: 1 x network - Ethernet 10Base-2 - BNC - 1 1 x network - Ethernet 10Base-5 - 15 pin D-Sub (AUI) - 1 1 x network - Ethernet 10Base-T - RJ-45 - 1
Compatible Slots: 1 x ISA
Width: 0.8 in
Depth: 6.1 in
Height: 3.9 in
*
Product information, pricing, availability, images or discounts are subject to change without notice and may not always reflect the most current details. In the event of pricing or availability discrepancies, we reserve the right to cancel or adjust orders. Customers will be notified and may choose to proceed or cancel.
