United States
| Name: |
DGS-3120-48TC |
| Description: | D-Link 44 Gigabit electrical ports + 4 Gigabit optical multiplexing ports, switching capacity: 336G/3.36T, packet forwarding rate: 132Mpps/166Mpps, pure three-layer network management switch, support DHCP server, rack type　 |
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| GTIN: | 799789530999  |
3 Year Extended Warranty
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14-Day Money Back Guarantee
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Same-day Shipping
Express Delivery Across the USA
Need it fast? Choose Express Shipping and receive your order within 1–3 business days.
Free Ground Shipping Available
Standard ground delivery across the U.S. takes 2–6 days, depending on your location — no extra charge.
International Shipments Made Simple
For all international orders, we ship via your UPS, FedEx, or DHL account — or to your U.S.-based freight forwarder.
Delivery Timelines
Under 100 KG? Ships Express.
Smaller shipments go via DHL or FedEx Express — delivered worldwide in approximately 3 business days.
Over 100 KG? Ships via Freight.
Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.
Always Delivered to Your Door
Every shipment is delivered directly to your address — regardless of country or carrier.
Our best-in-class warranties
3-Year Extended Warranty
Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
Professional repairs & replacements.
If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
RMA process, simplified.
Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
Service Boundaries & Exclusions
What’s covered — and what’s best avoided.
Your warranty covers defects under normal use. For continued protection, avoid accidental damage, unauthorized repairs, third-party parts, or extreme environments.
Know your location’s service type.
In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
Minimal documentation required.
To initiate service, just submit the invoice and warranty card — no red tape, no waiting.
14-Day Money Back Guarantee
Free 14-Day Returns
Tested it, but it’s not a fit?
Return any product within 14 days of delivery if it doesn’t meet your technical or operational needs.
Initiate returns with ease.
Our RMA process is streamlined — just raise a request, follow the packaging guidelines, and we’ll handle the rest.
Refund or restock, your call.
Changed your mind? Get a refund (restocking fees may apply) or swap with another product.
30-Day Hardware Replacement
Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
Once your return is inspected and approved, we dispatch the replacement promptly to keep your operations moving.
RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
TRUSTED, TRIED, PROVEN
DGS-3120-48TC Overview
DGS-3120-48TC is a high-performance, Layer 2+ network switch engineered with a robust architecture that maximizes throughput and network reliability. Designed with flexibility in mind, it offers a dependable AC power supply option and delivers 48 high-speed Ethernet ports alongside dedicated SFP uplink ports to ensure seamless connectivity in diverse network environments.
Featuring stacking capabilities for simplified scalability, DGS-3120-48TC supports growing network demands while maintaining low latency and consistent performance. Ideal for enterprise campuses, data centers, and SMB environments, its architecture and efficient port configuration make it a reliable solution for secure and resilient network operations.
What is the price of DGS-3120-48TC?
Pricing for DGS-3120-48TC is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for DGS-3120-48TC.
Explore more options from Switches or explore other D-Link products.
DGS-3120-48TC Specifications
| Product Type | Switch |
| Power Source | AC Power Supply |
| Layer Supported | Layer 2 |
| Form Factor | Rack-mount |
| Power Consumption | 40W |
| Number Of Ethernet Ports | 24–48 Ports |
| Number Of Downlink Ports | 48 Ports |
| Manageable | Managed |
| Ethernet Technology | 10/100/1000 |
| Media Type Supported | Combo |
| Redundant Power Supply Supported | No |
| Manufacturer Part Number | DGS-3120-48TC |
| Uplink Configuration | 1G |
| IOS | LAN Lite |
| POE Support | Non POE |
| SFP Ports | 4 SFP Ports |
| Memory | 256 MB |
| Rack Units | 1 RU |
| Interface Ports | 10/100/1000 |
| Port/Expansion Slot Details | 48 x 10/100/1000 ports and 4 x 10/100/1000 SFP slots |
| Flash Memory | 64 MB |
| Switching Capacity | 104 Gbps |
| Switching Capacity With Stacking | N/A |
| Product Name | D-Link DGS-3120-48TC Gigabit Switch |
| Height | 1.75 inches |
| Width | 17.3 inches |
| Depth | 11.42 inches |
| Weight | 16 lbs |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Depth | 12.1 inches | 12 inches | 12 inches | 11.42 inches | N/A |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 256 MB | 64 MB | 64 MB | 32 MB |
| Form Factor | Desktop / Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.73 inches | 1.75 inches | 1 inch | 1.75 inches | N/A |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| IOS | LAN Lite | LAN Lite | IP Services | LAN Lite | LAN Base |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 | Layer 2 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | SG300-28PP-K9-EU | WS-C3650-8X24PD-L | J9778A | DGS-3120-48TC | S2700-9TP-SI-AC |
| Media Type Supported | Twisted Pair / Fiber | Twisted Pair / Fiber / Combo | Twisted Pair / Fiber | Combo | Twisted Pair |
| Memory | 128 MB | 512 MB | 256 MB | 256 MB | 256 MB |
| Number of Downlink Ports | 24 Ports | 24 Ports | 24 Ports | 48 Ports | 8 Ports |
| Number of Ethernet Ports | 24–48 Ports | 12–24 Ports | 24–48 Ports | 24–48 Ports | Under 12 Ports |
| POE Support | POE+ | POE+ | POE+ | Non POE | Non POE |
| Port/Expansion Slot Details | 24 10/100 PoE ports, 4 10/100/1000 SFP uplink ports | 24 x PoE+ Ethernet ports and 8 x 10-Gigabit SFP+ uplink ports | 24 Ethernet ports and 4 SFP slots | 48 x 10/100/1000 ports and 4 x 10/100/1000 SFP slots | N/A |
| Power Consumption | N/A | N/A | 50 W | 40W | ≤25W |
| Power Source | AC Power Supply | AC Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | Cisco Small Business SG300-28PP-K9-EU Switch | Cisco Catalyst 3650 8X24PD LAN Lite Switch | J9778A Enterprise Stackable Switch | D-Link DGS-3120-48TC Gigabit Switch | S2700-9TP-SI-AC Ethernet Switch |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | No | No | Yes | No | No |
| SFP Ports | 4 SFP Ports | 8 SFP+ Ports | 4 SFP Ports | 4 SFP Ports | N/A |
| Switching Capacity | 56 Gbps | 128 Gbps | 320 Gbps | 104 Gbps | 16 Gbps |
| Switching Capacity with Stacking | N/A | 160 Gbps | 640 Gbps | N/A | 32 Gbps |
| Uplink Configuration | 1G | 10G | 10G | 1G | 1G |
| Weight | 24 lbs | 15 lbs | 15 lbs | 16 lbs | N/A |
| Width | 17.3 inches | 17.5 inches | 17 inches | 17.3 inches | N/A |
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