EX78900G 系列
2.5G 上行、高功率 PoE、工業強固型設計,EX78900G 滿足現代智慧網路所需一切,支援先進的 2.5G SFP 光纖上行連接,大幅提升資料傳輸效能,特別適用於影像串流、AI 分析與邊緣運算等高頻寬應用。內建 4 個 SFP 埠,支援三種速率切換(100Mbps / 1Gbps / 2.5Gbps),提供靈活的網路擴展性。其中 2.5G 提供高速傳輸能力,1G 則兼具通用性與相容性,是現代智慧監控與大量資料通訊的理想選擇。
本系列配備 8 個 Gigabit PoE 千兆埠,單埠最高可輸出 90W,整體 PoE 總功率高達 480W,完全符合 IEEE 802.3bt (PoE++)、IEEE 802.3at (PoE+) 與 IEEE 802.3af (PoE) 標準,確保各類高功率 PD 裝置獲得持續、穩定的電力支援。
EX78900G 具備完整的 L2/L3 網管功能,包括 VLAN 分割、QoS 服務品質、網路備援機制等,可有效提升網路效率與安全性。其工業級設計通過耐高溫、防塵(IP30 等級)與防震測試,適用於工廠自動化、智慧城市、交通監控與公共安全等各類嚴苛環境,提供靈活、高速且穩定的通訊表現,是建構未來工業網路基礎架構的理想選擇。
EtherWAN — "When Connectivity is Crucial."
2.5GbE 高頻寬網路交換器
| PoE供電
|
適⽤於不通風和惡劣環境的強固設計
第三層網管功能
| 支援 RESTful API
服務支援
|
Interface
Management
Security
| Layer 2 Features
Layer 3 Features
|
Quality of Service (QoS)
| Software Properties and Performance
|
Interface
| Physical
|
Technology
| Regulatory
|
Environmental
Power
| Warranty
What's Included
|


Model
![]() EX78924G-XYZ | ![]() EX78922G-XYZ | ![]() EX78912G-XYZ | |
| 10/100/1000BASE TX | 8 | 8 | 8 |
| 100/1000/2500BASE SFP | 4 | 2 | 2 |
| supports PoE++ | 8 | 8 | 4 |
| PoE per port | 90W | ||
| Conformal Coating | N/A | N/A | N/A |
| Quote | Quote | Quote | |
Model (Conformal Coating)
![]() EX78924G-XYZCC | ![]() EX78922G-XYZCC | ![]() EX78912G-XYZCC | |
| 10/100/1000BASE TX | 8 | 8 | 8 |
| 100/1000/2500BASE SFP | 4 | 2 | 2 |
| supports PoE++ | 8 | 8 | 4 |
| PoE per port | 90W | ||
| Conformal Coating | ✓ | ✓ | ✓ |
| Quote | Quote | Quote | |
Power Input Range (X)
| 0 | 46 to 57VDC |
PoE PSE Standard Support (Y)
| B | IEEE 802.3bt / IEEE 802.3at / IEEE 802.3af |
Power Input Interface (Z)
| T | Terminal Block |
Conformal Coating (CC)
| CC | Conformal Coating |
Accessories
SFP Modules
| Model Number | Transmission Speed | Mode | Distance | Operating Temperature | Wavelength | Connector Type | DDM |
| SFP2IS20M | 2500Mbps | Single-mode | 20km | -40 to 85°C | 1310nm | Duplex LC | ✔ |
| SFP2IM2AM | 2500Mbps | Multi-mode | 160m | -40 to 85°C | 850nm | Duplex LC | ✔ |
| SFP2XT1AM | 2500Mbps | - | 100m | -40 to 85°C | - | RJ-45 | - |
| SFPGIM5AM | 1000Mbps | Multi-mode | 275/550m | -40 to 85°C | 850nm | Duplex LC | ✔ |
| SFPGIM02M | 1000Mbps | Multi-mode | 2km | -40 to 85°C | 1310nm | Duplex LC | ✔ |
| SFPGIS10M | 1000Mbps | Single-mode | 10km | -40 to 85°C | 1310nm | Duplex LC | ✔ |
| SFPGIS20M | 1000Mbps | Single-mode | 20km | -40 to 85°C | 1310nm | Duplex LC | ✔ |
| SFPGXT1AM | 1000Mbps | - | 100m | -40 to 85°C | - | RJ-45 | - |
| EX-0155NSP-MB2L-A | 100Mbps | Multi-mode | 2km | -40 to 85°C | 1310nm | Duplex LC | - |
| SFPMIS20M (DDM) | 100Mbps | Single-mode | 20km | -40 to 85°C | 1310nm | Duplex LC | ✔ |
For more SFP, please visit website: www.etherwan.com/tw/products/sfp-fiber-transceiver
Industrial DIN-Rail Power Supplies
| Model Number | Input Voltage | Output Voltage | Description | Operating Temperature |
| NDR-480-48 | 90 - 264VAC | 48VDC | 480W/10A DIN-Rail 48VDC Industrial Power Supply | -20 to 70°C |
| NDR-240-48 | 90 - 264VAC | 48VDC | 240W/5A DIN-Rail 48VDC Industrial Power Supply | -20 to 70°C |
| NDR-120-48 | 90 - 264VAC | 48VDC | 120W/2.5A DIN-Rail 48VDC Industrial Power Supply | -20 to 70°C |
For more Power Supplies, please visit website: www.etherwan.com/tw/products/din-rail-power-supply.
Mounting Kits
| Part Name | Description | Image |
| KP-AA96-480 | Panel Mounting Adapter | ![]() |
| KP-BK78900G | Panel Mounting Bracket | ![]() |
| KR-BK71000 | Rack Mounting Bracket | ![]() |















