Description
The Advantech EKI-2428G-4CI is an industrial-grade unmanaged Gigabit Ethernet switch designed for high-density, rack-mounted network deployments in harsh environments. It provides 24 Gigabit Ethernet ports along with 4 Gigabit copper/SFP combo ports, enabling flexible fiber or copper uplink expansion for edge-to-core industrial networks.
Built with a rugged IP30 metal enclosure and supporting a wide operating temperature range from -40°C to 70°C, the EKI-2428G-4CI ensures reliable operation in demanding industrial applications. Dual power input support, fault relay outputs, and industrial certifications make it ideal for factory automation, transportation systems, and critical infrastructure networks requiring stable, high-performance connectivity.
| Specification | Details |
|---|---|
| Brand | Advantech |
| Model | EKI-2428G-4CI |
| SKU | EKI-2428G-4CI-BE |
| Product Type | Unmanaged Industrial Ethernet Switch |
| Total Ports | 28 Gigabit Ethernet Ports |
| Ethernet Ports | 24 × 10/100/1000Base-T (RJ45) |
| Combo Ports | 4 × Gigabit RJ45 / SFP (mini-GBIC) |
| Ethernet Standards | IEEE 802.3, 802.3u, 802.3x, 802.3z, 802.3ab |
| MAC Address Table | 8K |
| Switching Speed | 10/100/1000 Mbps (Auto-Negotiation) |
| Transmission Distance | Up to 100 m (Copper); up to 110 km (SFP, module-dependent) |
| Power Input | 12–48 VDC |
| Power Consumption | 20 W @ 24 VDC |
| Fault Alarm | 2 × Relay Outputs |
| Enclosure | IP30 Metal Housing |
| Mounting Type | 1U 19-inch Rack Mount |
| Operating Temperature | -40°C to 70°C (-40°F to 158°F) |
| Storage Temperature | -40°C to 85°C (-40°F to 185°F) |
| Operating Humidity | 10–95% (Non-Condensing) |
| Dimensions (W × H × D) | 438 × 43.6 × 259.2 mm |
| Certifications | UL 61010, CE, FCC Class A |
| Industrial Protection | Reverse Polarity & Overload Protection |
| MTBF | 787,940 Hours |
| RoHS Compliance | Yes |
Payment & Security
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Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
