Name: 3CNJ100-CRM 3Com NJ100 4 x 10/100Base-TX LAN Ethernet Switch
Brand: 3Com
SKU: 3CNJ100-CRM
Price: 195.97 USD
Availability: InStock
Rating: 4.8 (118 reviews)

Product Overview
The 3Com NJ100 switch handles basic network expansion by offering four fast Ethernet ports that connect devices in small setups. It fits well in offices or home networks where ease of installation and dependable performance matter most.

General Information
Brand	3Com
Part Number	3CNJ100-CRM
Condition	Refurbished

Technical Information
Form Factor	Wall-Mountable
Mount Type	Desktop
Switch Ports	4 x 10/100Base-TX
Number of Ports	4-Ports
Port Type	10/100Base-TX
Port Speed	10/100BASE‑TX
POE Support	No
VLAN Support	No
Stackable	No
Layer Support	Layer 2
Connector Type	RJ-45

Management and Configuration
Remote Protocols	No

Power & Cooling
Fans	Fanless

Physical Characteristics
Dimensions	4.5″ × 2.8″ × 2.3
Weight	4.00

Miscellaneous
Compliant Standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3x

Product Description
The 3Com NJ100 Ethernet switch provides a straightforward way to expand network connectivity by offering four 10/100 Mbps ports. It's commonly found in small offices or home networks where reliable, wired connections are necessary for devices like computers, printers, or IP phones. Built for ease of use, this switch allows users without specialized networking skills to set up quick and stable local area networks. Small businesses and remote workers often rely on it to ensure smooth data transfer without the complexity of managed switches. Key Features Auto-senses the best speed and duplex on each port Supports 10 and 100 Mbps devices seamlessly Simple installation with no software required Energy-efficient design reduces power consumption Reliable build quality for consistent performance You'll typically find the NJ100 deployed in environments where space is limited but network expansion is needed. Its straightforward operation helps reduce downtime and keeps everyday tasks running smoothly on a wired connection.

Use Cases
The 3Com NJ100 switch is designed for small to medium-sized network environments where simplicity and reliable connectivity are essential. It is particularly suited for office spaces, remote branches, or departments requiring quick network expansion without complex setup. How It's Used: Connecting workstations and printers in a small office network to facilitate shared resources. Expanding network access in remote or satellite office locations with minimal IT support. Linking IP-based devices such as VoIP phones and surveillance cameras in a compact deployment. Integrating additional nodes in home office setups requiring fast Ethernet connectivity. Supporting edge computing devices that need reliable, low-latency connections in decentralized environments. This switch enhances operational efficiency by providing straightforward, plug-and-play network expansion, enabling scalable growth in small environments. Its compact design and auto-negotiation capabilities ensure consistent performance without demanding advanced configuration.