Product Type | Network Adapter |
Form Factor | Plug-in Card |
Chipset | Realtek RTL8111G |
Bus Type | PCI Express x4 |
Bracket Type | Full-height and Low-profile brackets included |
Compatibility | PCI Express x4, x8, x16 |
Weight | 90 g |
Power Consumption | 2.5 W (max) |
Plug and Play | Yes |
StarTech 4-Port PCIe Gigabit Network Adapter Card ST1000SPEX43





Key Benefits

Eye-Insights™ by Eye-In Technologies
AI-Powered Summaries from Online Customer Reviews
AI-Powered Summaries from Online Customer Reviews
Eye-Insights™ are generated by proprietary AI that analyzes real online customer reviews to highlight top pros and key product features. While we aim for accuracy, insights are provided “as-is” and individual results may vary.
- Boosts network capacity by adding 4 independent Gigabit Ethernet ports to a single PCIe slot
- Complies with IEEE, TAA, and RoHS standards, ensuring reliability and regulatory readiness for government and enterprise use
- Supports high-speed data transmission (up to 2000 Mbps), enhancing performance in intensive multi-stream and virtualized environments
Product Overview
Add four Gigabit Ethernet ports to a client, server or workstation through one PCI Express slot - 4-Port PCI Express Gigabit network adapter card - Quad-port Gigabit NIC - Network card w/ 4x 10/100/1000 RJ45 ports - Full-Duplex Flow Control supportSpecifications
Product Overview
Physical & Environmental
Dimensions (W x D x H) | 4.7 in x 5.4 in x 0.7 in |
Enclosure Color | Yellow |
Operating Temperature | 0°C to 55°C (32°F to 131°F) |
Storage Temperature | -20°C to 85°C (-4°F to 185°F) |
Humidity Range (Operating) | 10% to 90% RH (non-condensing) |
Humidity Range (Storage) | 5% to 95% RH (non-condensing) |
Cloud Management & Licensing
Management Interface | OS-based configuration and driver tools |
Supported Operating Systems | Windows, Linux, macOS |
Interfaces
Interface Type | Gigabit Ethernet |
Port Count | 4 |
Port Type | RJ-45 |
Connector Type | RJ-45 female |
Data Transfer Rate per Port | 1000 Mbps |
Full Duplex Support | Yes |
Flow Control Support | IEEE 802.3x Full Duplex |
Auto-Negotiation | Yes |
Wake-on-LAN | Yes |
Jumbo Frame Support | Yes (up to 9K) |
VLAN Tagging | IEEE 802.1Q |
Compliance & Origin
Certifications | CE, FCC, RoHS, REACH |
RoHS Compliance | Yes |
TAA Compliant | Yes |
Country of Origin | Taiwan |
MTBF | 148,980 hours |
Advanced Security Features
MAC Address Filtering | Yes |
IEEE 802.1p QoS | Yes |