8 10/100/1000TX + 1 1000X SFP Slot | Fiber Ethernet Switch JHA-GS18

Short Description:

9-port Gigabit Fiber Ethernet Switch, 1-port 1000Base-X SFP Slot and 8-port 10/100/1000Base-T(X) RJ45 Ethernet Port




JHA-GS18 series is a 10/100/1000M self-adaptive Fast Ethernet fiber switch, with 1 1000M SFP ports and 8 10/100/1000Base-TX self-adaptive Ethernet RJ45 interfaces.
The product design conforms to the Ethernet standard, adds lightning protection and anti-static protection measures, and has a wide range of operating temperature from -20°C to 70°C, with stable and reliable performance.
The device can be widely used in various broadband data
transmission fields,such as smart buildings, smart cities, smart communities, smart transportation, telecommunications, security, financial securities, customs, shipping, electricity, water conservancy and oil fields.


* Compliance with IEEE 802.3, IEEE 802.3u, IEEE 802.3X, IEEE 802.1Q, 10Base-TX, 100Base-TX, 1000Base-TX, 1000Base-FX standards.

* It supports TCP / IP, PPPOE, DHCP, ICMP, NAT protocol.

* Flow control: Full duplex using IEEE 802.3X, a standard half-duplex adopt Backpressure.

* Electrical ports support auto-negotiation function, automatically adjusts the transmission and transfer rates.

* Ports support Auto-MDI / MDIX auto-flip.

* Support store and forward mode.

* Supports 10M, 100M, 1000M mode or adaptive mode.

* Provide status indicators, external power supply (output 5V ~ 50Hz 2A).

* The card design, to facilitate future maintenance and inspection equipment.

* Modular power supply design, function board with separate power supply design, easy to post-maintenance.

* Unique IC solutions, the chip temperature low, to get rid of plus cooling system, flow control and reduce broadcast storms.

* High-quality integrated photovoltaic module provides good optical properties and electrical properties to ensure reliable transmission, long life.

* Operating Mechanism broadcast filtering, address auto-learning and auto-update feature and store and forward.

* It supports up to 1916 byte long data packet transmission.

* Missing link to provide remote diagnostics, electrical interface and optical port link link connection diagnostics, dynamic data transmission, full-duplex / half duplex, speed light, easy installation and later maintenance.


Fixed Port

8*10/100/1000Base TX+1*1000Base X SFP

Power interface

PoE: DC Connector (2.1 mm)

Non PoE: DC Connector (2.5 mm)



Transmission Distance

Cat5 100m

Multimode, Single/Dual-fiber 2Km

Single Mode, Single-fiber 20/40/60/80/100Km

Single Mode, Dual-fiber 20/40/60/80/100/120Km

Ethernet Port

10/100M RJ45 Ports, Connection STP / UTP Cat5/Cat5e Cooper Cable

Fiber Port

Multimode, Dual-fiber SC/ST/FC (Diameter 50/125, 62.5 / 125μm)

Single Mode, Single Fiber, SC/ST/FC (Diameter 9/125μm )

Single Mode, Dual-fiber SC/FC (diameter 9/125μm )

PoE Function


PoE port:1-8

PoE Protocol:802.3af, 802.3at

PoE Pin Assignment:1/2+, 3/6- (802.3af, 802.3at)

PoE Port Power:802.3af: 15.4W

802.3at: 30W

PoE Short Protect:Support

Exchange Attribute

Conversion Method: Media conversion, store and forward / straight in

MAC Add: 4 K

Switching capacity:20G

Full duplex state: flow control, half-duplex: backpressure mode

Store and Forward: 9.6us, Straight In: 0.9us


Network Topology

Ring topology:Not Support

Star topology:Support

Bus topology:Support

Tree Topology:Support

LED Indicator

P:Power Supply

M:PoE Type:when the load power over 90% of the total power the red light is always on and alarm

Non-PoE Type:he chip is read and written abnormally, and the red light is always on.

9:Link/act link status indicator for port 9

N:No function indication, this light is always off

Input Voltage

Non PoE:DC5V

PoE:DC48V(Support DC52-57V)

Total Power consumption

Non-PoE:Full load (Total power) ≤ 5W

PoE full load (802.3af, 802.3at)≤245W

Working Environment

Operating Temperature: -20~70℃

Storage Temperature: -20~70℃

Storage Humidity: 5% to 90% non-condensing


152*114*44mm ( L * W * H )




Surge protection of Power:IEC 61000-4-5  Level 3(2KV)(8/20us)

Surge protection of Ethernet port:IEC 61000-4-5  Level 4(4KV)(10/700us)

ESD:IEC 61000-4-2  Level 4 (8K/15K)

Free fall:0.5m



Order Information

Model No.

Description of Goods


1 1000Base-FX and 8 10/100/1000Base-T(X) RJ45 Port,Multi-mode, Dual Fiber, 550m, SC Connector


1 1000Base-FX and 8 10/100/1000Base-T(X) RJ45 Port,Single mode, Dual Fiber, 20km, SC Connector


1 1000Base-FX and 8 10/100/1000Base-T(X) RJ45 Port,Single mode, Single Fiber, 20km, SC Connector


1 1000Base-X SFP Slot and 8 10/100/1000Base-T(X) RJ45 Port
Fiber Connector: SC/ST/FC/LC(SFP Slot), Single Mode/Multimode, Dual Fiber/Single Fiber, 550m/20Km/40Km/60Km/80Km/100Km/120Km is Optional.

  • Previous:
  • Next:

  • Write your message here and send it to us