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Shenzhen First Mile Communications Ltd.

G. Hn, Coax Switch, Headend Switch manufacturer / supplier in China, offering Coax Switch G. Hn for IP Surveillance Onaccess G4000b, 4 SFP + 8 10/100/1000 RJ45 Ports Dongle Full Gigabit Industrial Ethernet Switch, 2u 19" 17 Slots IEEE 802.3ah Oam Chassis Managed Media Converter with Snmp and so on.

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Supplier Homepage Product _FTTx Coax Switch G. Hn for IP Surveillance Onaccess G4000b

Coax Switch G. Hn for IP Surveillance Onaccess G4000b

FOB Price: US $1 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $1/ Piece
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Port: Shenzhen, China
Production Capacity: 2000PCS/Month
Payment Terms: L/C, T/T

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Product Catalog
G.HN (phone line coax line)
32 Products
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Basic Info
  • Model NO.: OnAccess G4000B
  • Certification: CE, ISO, RoHS
  • Operation Temperature: 0°c to +55°c
  • Ambient Relative Humidity: 10% to 90%
  • Trademark: Firstmile
  • Specification: CE, RoHs, ISO9000,
  • HS Code: 8517622990
  • Type: G.Hn
  • Condition: New
  • Console Port: RJ45
  • Warranty: 5 Years
  • Transport Package: Carton
  • Origin: Guangdong
Product Description
FirstMile OnAccess G4000B Series products are G. Hn technology based Coax Ethernet Switch and Coax Converter.
Sponsored by Intel, released by ITU, and now promoted by Home grid Forum.
Unique advantage
Integrates legacy resources, like existing twisted pair, coaxial cable and power line to achieve a unified transmission, significantly to reduce costs of installation and operation

Broadband access at existing buildings and home, provide the data transfer rate for up to 1 Gbit /s
Upgrading surveillance system from analog to HD IP with existing coax cable, which supports up to 2km transmission
Key Features

Headend(Coax Ethernet Switch)

16 Subscriber ports
Star wired or daisy-chained topologies
Up to 1G rate
Configurable uplink/downlink rate ratio
QoS protocols (802.1p/port/Diffserv)
SPQ, WRR, WFQ scheduling
Port based VLAN and Tagged VLAN
IGMP Snooping
Broadcast Storm Control
Automatic management of Near-End Crosstalk and Far-End Crosstalk
Remote management of headend and attached clients
System temperature/Fan status monitoring
Client (Coax Converter)

Fast Installation
Quality of Service and VLAN Termination
Status Indicator LEDs
Remote management via headend
PowerPower SupplyPower Adapter
Input VoltageVDC12V/1A
Power Consumption<3W
Output VoltageVDC12V/1A(Optional)
Port ParametersNetworkPort1×10/100/1000Mbps RJ45
2×75ΩBNC Connector, transmitting Ethernet signal over coaxial cable based on standard
Distance/RateSYWV(Y)-75-5 Calbe:
<300m__about 700Mbps
<600m__about 500Mbps
<1000m__about 150Mbps
<2000m__about 50Mbps
IndicatorPower Indicator1(Orange)
Coaxial Cable Indicator1(Green and Oragne)
RJ45 Network Indicator1(Green)
EMSESD1aContact Discharge 3 level
1b Air Discharge 3 level
SurgeRS 3 level
EFT 3 level
Surge 3 level
Operating EnvironmentOperating Temperature0 ~ 55
Storage Temperature-25 ~ 70
WeightAbout 190g
Installation Wall mounting
PowerInput Voltage88~300VDC or 90~264VAC(50/60Hz)
Power Consumption<36W,G4000-16B
>36W,G4000-16BP(according to the number of remote device)
Port ParametersNetworkPort3×Gigabit SFP port, support 100FX, 1000-X, 10/100/1000Base-T 
8 pair 75Ω BNC Connector, transmitting Ethernet signal over coaxial cable based on standard, up to 16 remote devices for each pair BNC connector
Distance/RateSYWV(Y)-75-5 Cable:
<300m__about 700Mbps
<600m__about 500Mbps
<1000m__about 150Mbps
<2000m__about 50Mbps
IndicatorPower Indicator1(Orange)
System Indicator1(Green)
Coaxial Cable Indicator8(Green and Orange)
Network Indicator3(Green)
ManagementManagementWeb,SNMP,CLI,three level user privilege
FunctionPort isolation
Port mirror,
Link loopback detection
IEEE802.3 Traffic control and storm control
IEEE 802.1Q VLAN,Port-based VLAN
IEEE 802.1p / port / Diffserv)
TFTP remote firmware upgrade,  configuration backup and restore
Protection LevelEMS1aContact Discharge 3 Level
1b Air Discharge 3 Level
Operating EnvironmentOperating Temperature0 ~ 55
Storage Temperature-25 ~ 70
MechanicalDimension(L×W×H)19"Rack-mounting, 1U height,266mmdepth
ColorDark gray
WeightAbout 4.5kg
Installation Rack mounting


MTBF: >50,000 Hours

Company Profile
Coax Switch G. Hn for IP Surveillance Onaccess G4000b
After-sales Service

5-year Warranty

We want you to be fully satisfied with every item that you purchase from FirstMile. We provide 5-year warranty.

Exchange & Return Policy

1. Technical support hotline
Any technical related question you need to inquiry about during using products of FirstMile, please contact us.

Our technical support engineers will provide you with professional technical support.

2. Fast response
If you feedback equipment failure during product use, FirstMile will immediately respond to your requests and solve the failure in the shortest time.

Tel: +86-0755-26712428

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