Fibersystem Fiber Optical Converter IEEE ...
Fibersystem - Fiber Optical Converter IEEE C37.94 – G.703 E1/X.21
The 21-219 is an electro optical multiplexer between one G.703/704 E1 and two IEEE C37.94 optical ports.
The two IEEE ports are fully mapped into the G.704 standard frame structure of the E1 port, allowing for further SDH/PDH multiplexing and de-multiplexing.
21-219 derives it synchronization from the network port (E1) or from an internal 2048Kbps PDH compliant clock enabling it to be used in leased line applications using electrical E1 modems such as SHDSL and alike.
- Fiber optic transmission, immune to EMI and RFI
- Standards compliant for power substation installation
- ½ 19” mounting, 2 units can be mounted side-by-side
- Wide range of of PSU options available, from 36VDC to 230VAC
- Optional extra removable power supply for redundancy
TECHNICAL DATA
Fiber Optical Link Multi Mode
Data speed: 2048kbps
Protocol: IEEE C37.94
Fiber Multi Mode: Multi Mode 50/125um or 62.5/125um, LC connector
Wavelength Options: 850nm
Typical distance: 0 – 2km
Fiber Optical Link Single Mode
Data speed: 2048kbps
Protocol: IEEE C37.94
Fiber Single Mode: Single Mode 9/125um, LC connector
Wavelength Options: 1310nm or 1550nm
Typical distance: 1310nm 20km, 40km or 60km (selectable when ordering)
Typical distance: 1550nm 80km or 120km (selectable when ordering)
Galvanic G.703 E1
Data speed: 64kbps
Connector: 2 x BNC (unbalanced), RJ45 (balanced)
Galvanic X.21
Data speed: 4.8-704kbps
Connector: DB-15 D-sub Female
Power Supply
DC input: 36-75VDC, Connector, Terminal block with plug
AC input: 85-264 VAC, 50-60 Hz, + 20% or 120-370 VDC
AC-connector IEC 320, 3pin, locking
Environmental
Operating temperature range: -25 to +55 oC
Storage teperature range: -40 to +85 oC
Relative humidity operating: 5 to 95 %
Relative humidity storage: 5 to 95 % non condensing
CE compliance
Immunity: EN 61000-6-2
Emission: EN 61000-6-4
LVD: EN 50178; RIV = 250 V OVC = III
Mechanical
Vibration IEC 60255-21-1 Klass 2
Shock:IEC 60255-21-2 Klass 2
Seismic:IEC 60255-21-3 Klass 2
EMC:compliance
ESD:IEC 60255-22-2 Class 3, contact 6kV, air 8kV
Radiated:IEC 60255-22-3 / IEEE/ANSI C37.90.2; 35V/m
Burst Power:IEC 60255-22-1 Class III
Burst Communication:IEC 60255-22-1 Class II; 0,5 kV diff; 1 kV common mode
Fast transient Power:IEC 60255-22-4 Class IV
Fast transient Communication:IEC 60255-22-4 Class II; 1kV
Insulation
Dielectric test IEC 60255-5, 2,0kV 1min
Impuls voltage test IEC 60255 / EN 50178 5kV / 6kV
Insulation resistance IEC 60255-5; > 100 Mohm at 500 VDC
Dimensions and Weight
Physical size:Height 44 mm, Width 221 mm, Depth 228 mm
Weight:1,4 kg
To contact Netopt about Fibersystem Fiber Optical Converter IEEE C37.94 – G.703 E1/X.21 use Get a quote.
The two IEEE ports are fully mapped into the G.704 standard frame structure of the E1 port, allowing for further SDH/PDH multiplexing and de-multiplexing.
21-219 derives it synchronization from the network port (E1) or from an internal 2048Kbps PDH compliant clock enabling it to be used in leased line applications using electrical E1 modems such as SHDSL and alike.
- Fiber optic transmission, immune to EMI and RFI
- Standards compliant for power substation installation
- ½ 19” mounting, 2 units can be mounted side-by-side
- Wide range of of PSU options available, from 36VDC to 230VAC
- Optional extra removable power supply for redundancy
TECHNICAL DATA
Fiber Optical Link Multi Mode
Data speed: 2048kbps
Protocol: IEEE C37.94
Fiber Multi Mode: Multi Mode 50/125um or 62.5/125um, LC connector
Wavelength Options: 850nm
Typical distance: 0 – 2km
Fiber Optical Link Single Mode
Data speed: 2048kbps
Protocol: IEEE C37.94
Fiber Single Mode: Single Mode 9/125um, LC connector
Wavelength Options: 1310nm or 1550nm
Typical distance: 1310nm 20km, 40km or 60km (selectable when ordering)
Typical distance: 1550nm 80km or 120km (selectable when ordering)
Galvanic G.703 E1
Data speed: 64kbps
Connector: 2 x BNC (unbalanced), RJ45 (balanced)
Galvanic X.21
Data speed: 4.8-704kbps
Connector: DB-15 D-sub Female
Power Supply
DC input: 36-75VDC, Connector, Terminal block with plug
AC input: 85-264 VAC, 50-60 Hz, + 20% or 120-370 VDC
AC-connector IEC 320, 3pin, locking
Environmental
Operating temperature range: -25 to +55 oC
Storage teperature range: -40 to +85 oC
Relative humidity operating: 5 to 95 %
Relative humidity storage: 5 to 95 % non condensing
CE compliance
Immunity: EN 61000-6-2
Emission: EN 61000-6-4
LVD: EN 50178; RIV = 250 V OVC = III
Mechanical
Vibration IEC 60255-21-1 Klass 2
Shock:IEC 60255-21-2 Klass 2
Seismic:IEC 60255-21-3 Klass 2
EMC:compliance
ESD:IEC 60255-22-2 Class 3, contact 6kV, air 8kV
Radiated:IEC 60255-22-3 / IEEE/ANSI C37.90.2; 35V/m
Burst Power:IEC 60255-22-1 Class III
Burst Communication:IEC 60255-22-1 Class II; 0,5 kV diff; 1 kV common mode
Fast transient Power:IEC 60255-22-4 Class IV
Fast transient Communication:IEC 60255-22-4 Class II; 1kV
Insulation
Dielectric test IEC 60255-5, 2,0kV 1min
Impuls voltage test IEC 60255 / EN 50178 5kV / 6kV
Insulation resistance IEC 60255-5; > 100 Mohm at 500 VDC
Dimensions and Weight
Physical size:Height 44 mm, Width 221 mm, Depth 228 mm
Weight:1,4 kg
To contact Netopt about Fibersystem Fiber Optical Converter IEEE C37.94 – G.703 E1/X.21 use Get a quote.
The Fibersystem 21-219 is an electro-optical multiplexer connecting one G.703/704 E1 port with two IEEE C37.94 optical ports. It maps both optical ports into the E1’s G.704 frame, supporting further SDH/PDH multiplexing and de-multiplexing. For leased-line applications using electrical E1 modems such as SHDSL, it takes timing from the E1 network or an internal 2048 kbps PDH-compliant clock.
- Meets standards for power-substation installation; fibre transmission is immune to EMI and RFI
- Multimode link: 850 nm wavelength; typical distance 0–2 km
- Single-mode link wavelength options: 1310 nm or 1550 nm
- X.21 data speed: 4.8–704 kbps, through a DB-15 female D-sub connector
- Optional extra removable power supply for redundancy
Source: listing by Netopt on IndustrySearch · Updated 4 Nov 2026
AI Overview is generated by artificial intelligence and may contain mistakes.
Written by AI from the listing by Netopt on IndustrySearch. It is meant to use only what that listing says, but it can still get details wrong, so check them with the supplier before you buy.
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- Vanuatu
- Venezuela
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- Yemen
- Zambia
- Zimbabwe
- NSW
- VIC
- QLD
- SA
- WA
- NT
- ACT
- TAS
- New Zealand
- Papua New Guinea
- Afghanistan
- Albania
- Algeria
- Andorra
- Angola
- Antigua and Barbuda
- Argentina
- Armenia
- Austria
- Azerbaijan
- Bahamas
- Bahrain
- Bangladesh
- Barbados
- Belarus
- Belgium
- Belize
- Benin
- Bhutan
- Bolivia
- Bosnia and Herzegovina
- Botswana
- Brazil
- Brunei
- Bulgaria
- Burkina Faso
- Burma
- Burundi
- Cabo Verde
- Cambodia
- Cameroon
- Canada
- Central African Republic
- Chad
- Chile
- China
- Colombia
- Comoros
- Congo (Brazzaville)
- Congo (Kinshasa)
- Costa Rica
- Côte d'Ivoire
- Croatia
- Cuba
- Cyprus
- Czechia
- Denmark
- Djibouti
- Dominica
- Dominican Republic
- Ecuador
- Egypt
- El Salvador
- Equatorial Guinea
- Eritrea
- Estonia
- Ethiopia
- Fiji
- Finland
- France
- Gabon
- Gambia
- Georgia
- Germany
- Ghana
- Greece
- Grenada
- Guatemala
- Guinea
- Guinea-Bissau
- Guyana
- Haiti
- Holy See
- Honduras
- Hungary
- Iceland
- India
- Indonesia
- Iran
- Iraq
- Ireland
- Israel
- Italy
- Jamaica
- Japan
- Jordan
- Kazakhstan
- Kenya
- Kiribati
- Korea, North
- Korea, South
- Kosovo
- Kuwait
- Kyrgyzstan
- Laos
- Latvia
- Lebanon
- Lesotho
- Liberia
- Libya
- Liechtenstein
- Lithuania
- Luxembourg
- Macedonia
- Madagascar
- Malawi
- Malaysia
- Maldives
- Mali
- Malta
- Marshall Islands
- Mauritania
- Mauritius
- Mexico
- Federated States of Micronesia
- Moldova
- Monaco
- Mongolia
- Montenegro
- Morocco
- Mozambique
- Namibia
- Nauru
- Nepal
- Netherlands
- New Zealand
- Nicaragua
- Niger
- Nigeria
- Norway
- Oman
- Pakistan
- Palau
- Panama
- Papua New Guinea
- Paraguay
- Peru
- Philippines
- Poland
- Portugal
- Qatar
- Romania
- Russia
- Rwanda
- Saint Kitts and Nevis
- Saint Lucia
- Saint Vincent and the Grenadines
- Samoa
- San Marino
- Sao Tome and Principe
- Saudi Arabia
- Senegal
- Serbia
- Seychelles
- Sierra Leone
- Singapore
- Slovakia
- Slovenia
- Solomon Islands
- Somalia
- South Africa
- South Sudan
- Spain
- Sri Lanka
- Sudan
- Suriname
- Swaziland
- Sweden
- Switzerland
- Syria
- Taiwan
- Tajikistan
- Tanzania
- Thailand
- Timor-Leste
- Togo
- Tonga
- Trinidad and Tobago
- Tunisia
- Turkey
- Turkmenistan
- Tuvalu
- Uganda
- Ukraine
- United Arab Emirates
- United Kingdom
- United States
- Uruguay
- Uzbekistan
- Vanuatu
- Venezuela
- Vietnam
- Yemen
- Zambia
- Zimbabwe
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