
Why buy from us?
HardwareJet is built for professionals who need dependable hardware without delays or guesswork. Our curated network of manufacturers ensures quality parts, fair pricing, and responsive service.
Ask a Question About This Product
- In Stock: 9
- Manufacturer: 3Com
- Model or Part: 3C575-TX
- Condition: Refurbished
- Weight: 1.00lb
- Dimensions: 5.50in x 2.90in x 0.90in
United States Shipping
Orders over $200 qualify for Free Super-Saver Shipping! We ship at our discretion via the most cost-effective method using FedEx, UPS, or USPS.To ensure your order is processed efficiently, all shipping charges must be pre-paid at checkout. We are unable to bill directly to third-party shipper accounts or use customer-provided labels for domestic shipments.
International Shipping
International orders begin processing as soon as payment is confirmed.- Pre-paid Shipping: For your convenience, you can select and pay for international shipping directly at checkout.
- Carrier Accounts: Alternatively, we can bill transport costs directly to your FedEx account number. (Note: We cannot bill to DHL, TNT, or UPS accounts).
- Customer Labels: We are also happy to ship internationally using pre-paid labels provided by you for any carrier.
Expedited and Rush Shipping
Need it faster? HardwareJet.com offers 1 or 2-day expedited shipping options during checkout for eligible items.To get your order to the front of the line, expedited orders include a small rush fee in addition to the carrier's shipping charges. If an item is not available for expedited shipping, these options will not appear in your cart.
Item Condition
New - Sealed or Open Box ConditionExcellent - Almost-New, Missing Original Packaging
Refurbished - Seller Refurbished, Good Condition, Previously Used Item
To bring you an even wider selection, some of our items are shipped directly from our trusted partners. Delivery times may vary for these items.
Overview
The 3C575-TX Fast Etherlink XL Cardbus PC Card from 3Com delivers reliable 10/100 Mbps Ethernet connectivity for notebook computers and mobile workstations. Designed for the Cardbus (PCMCIA) slot, this compact adapter provides high-speed network access without the need for external dongles or adapters, making it ideal for users who need a stable wired connection on the go.
Key Features
- Supports both 10 Mbps and 100 Mbps Ethernet speeds for flexible network environments
- Full-size Cardbus form factor fits standard PCMCIA slots in most laptops
- Plug-and-play installation with automatic driver detection on most operating systems
- Integrated RJ45 jack with built-in magnetics for reduced interference
- Low power consumption helps preserve battery life during mobile use
Technical Specifications
- Interface: Cardbus (32-bit, 33 MHz) compatible with PCMCIA Type II slots
- Network Standard: IEEE 802.3, 10/100BASE-TX
- Connector: RJ45 with 8P8C pins
- Data Transfer Rate: Up to 100 Mbps full duplex
- Operating Temperature: 0 to 55 deg C (32 to 131 deg F)
- Power Requirement: 3.3 V from Cardbus slot
- Dimensions: 54 mm x 44 mm x 12 mm (L x W x H)
- Weight: Approx 30 g
Applications
The 3C575-TX is perfect for business travelers, field technicians, and students who require a dependable wired network connection in environments where wireless signals may be weak or insecure. It is also suited for legacy systems that lack built-in Ethernet ports, enabling seamless integration into modern LAN infrastructures. Use it for office networking, remote desktop access, data backup, video conferencing, and any application that benefits from stable, high-speed Ethernet connectivity.