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Short DAC cable delivers consistent 10G connectivity.
DEM-CB100S
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D-Link 10G SFP+ direct connection, 1 meter
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DEM-CB100S
- Description:
- D-Link 10G SFP+ direct connection, 1 meter
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- Brand:
- D-Link
- GTIN:
- 783555083673
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DEM-CB100S Overview
DEM-CB100S is built on a scalable, high-performance architecture designed for today's demanding network environments. The switch operates on an efficient AC power supply and provides essential connectivity through 24 fixed 10/100/1000 Ethernet ports paired with 4 SFP uplink slots, ensuring versatile integration across diverse deployments.
It offers stacking capabilities to enhance scalability and simplify management, making it ideal for critical applications in small to medium enterprises, branch offices, and data centers. The robust design of DEM-CB100S supports consistent performance and reliability, addressing multiple use cases from high-volume data processing to streamlined network expansion.
DEM-CB100S price is is available on request. Get immediate quote.
Request bulk order quote for DEM-CB100S for additional pricing. Browse the full D-Link Switch Accessories series or explore all D-Link products.
DEM-CB100S Specifications
- Product Type
- Switch
- Power Source
- AC Power Supply
- Layer Supported
- Layer 2
- Form Factor
- Rack-mount
- Power Consumption
- 50 W
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 24 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Twisted Pair
- Redundant Power Supply Supported
- No
- Manufacturer Part Number
- DEM-CB100S
- Uplink Configuration
- 1G
- IOS
- LAN Lite
- POE Support
- Non POE
- SFP Ports
- 4 SFP Ports
- Memory
- 128 MB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Port/Expansion Slot Details
- 24 fixed Ethernet ports with 4 SFP uplink slots
- Flash Memory
- 32 MB
- Switching Capacity
- 52 Gbps
- Switching Capacity with Stacking
- 104 Gbps
- Product Name
- DEM-CB100S Business Switch
- Height
- 1.75 inches
- Width
- 17.5 inches
- Depth
- 14.5 inches
- Weight
- 8 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| DEM-CB100S |  DEM-CB300S |  DEM-310GT | |
|---|---|---|---|
| Depth | 14.5 inches | 10 inches | 11 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 32 MB | 64 MB | 64 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.75 inches | 1.75 inches |
| IOS | LAN Lite | LAN Base | LAN Lite |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 2 | Layer 2 | Layer 2 |
| Manageable | Managed | Managed | Managed |
| Manufacturer Part Number | DEM-CB100S | DEM-CB300S | DEM-310GT |
| Media Type Supported | Twisted Pair | Combo | Twisted Pair |
| Memory | 128 MB | 256 MB | 256 MB |
| Number of Downlink Ports | 24 Ports | 24 Ports | 24 Ports |
| Number of Ethernet Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports |
| POE Support | Non POE | POE+ | POE+ |
| Port/Expansion Slot Details | 24 fixed Ethernet ports with 4 SFP uplink slots | N/A | 24 RJ45 Ethernet ports, 4 SFP uplink ports |
| Power Consumption | 50 W | N/A | N/A |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | DEM-CB100S Business Switch | DEM-CB300S Access Switch | DEM-310GT Gigabit Managed Switch |
| Product Type | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | No | No | No |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 52 Gbps | 56 Gbps | 128 Gbps |
| Switching Capacity with Stacking | 104 Gbps | 112 Gbps | 256 Gbps |
| Uplink Configuration | 1G | 1G | 10G |
| Weight | 8 lbs | 8 lbs | 12 lbs |
| Width | 17.5 inches | 19 inches | 17.5 inches |
Reviews & Ratings
A
Awais Siddiqui
5
Build quality is good and performance is stable.
T
Trevor Mills
5
Works perfectly for rack to rack connections.
N
Nadeem Akhtar
5
No issues with compatibility or speed.
L
Leon Grant
4
Reliable direct connection cable.
Questions & Answers
What is the D-Link DEM-CB100S?
The D-Link DEM-CB100S is a 1-meter passive 10G SFP+ direct attach copper cable designed for high-speed device-to-device connections.
What data transfer speed does DEM-CB100S support?
The DEM-CB100S supports up to 10 Gbps full-duplex transmission, ideal for low-latency, high-bandwidth environments.
Which connector type does DEM-CB100S use?
It features two industry-standard SFP+ form-factor connectors for direct plug-and-play deployment.
What is the maximum cable length of the DEM-CB100S?
The cable length is fixed at 1 meter (3.3 feet), optimized for short-reach interconnects in rack-based setups.
Is DEM-CB100S compatible with third-party SFP+ ports?
Yes. DEM-CB100S is broadly compatible with industry-standard SFP+ ports from major network and server vendors.
Do I need a separate transceiver for the DEM-CB100S?
No. The DEM-CB100S integrates SFP+ modules directly, eliminating the need for external optical or copper transceivers.
Can I hot-swap the DEM-CB100S in a live system?
Yes. DEM-CB100S supports hot-swapping, allowing insertion or removal without shutting down network devices.
What are the ideal use cases for DEM-CB100S?
It is ideal for short-range uplinks between switches, storage arrays and servers in data centers or enterprise wiring closets.
What operating temperature range does DEM-CB100S support?
DEM-CB100S operates reliably between 0 °C and 70 °C (32 °F to 158 °F) in standard data-center conditions.
Does DEM-CB100S support 10GBASE-CX4?
No. DEM-CB100S is designed exclusively for SFP+ direct attach copper (10GBASE-CU) connections.
How does DEM-CB100S affect power consumption?
As a passive copper cable, DEM-CB100S consumes negligible power, contributing to overall energy efficiency.
Is the DEM-CB100S backward compatible with lower link speeds?
Yes. DEM-CB100S can operate at 1 Gbps, 2.5 Gbps, 5 Gbps or 10 Gbps, enabling flexible deployment.
How do I install the DEM-CB100S?
Insert each SFP+ connector into the corresponding port until you hear a click, ensuring a secure latch.
What warranty covers the DEM-CB100S?
D-Link provides a limited lifetime warranty on the DEM-CB100S, plus free technical support and RMA services.
What is the difference between passive and active SFP+ DACs like DEM-CB100S?
Passive cables like DEM-CB100S cost less and draw no active power for links up to 1 m, while active DACs extend reach beyond 1 m using signal conditioning.