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E-link China Technology Co., Ltd.

E-link China Technology Co.,Ltd.
Professional Fiber Optical Communication and CCTV Security Transmission Product Manufacturer


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Home ProductsAHD CVI TVI Over Fiber Converter

1-ch video, 20km, Single Mode Fiber CCTV Fiber Optic Converter

China E-link China Technology Co., Ltd. certification
China E-link China Technology Co., Ltd. certification
The engineer solved our problem very quick, and the service is very good. Very professional factory.

—— Robert Lichtenstein-Canada

I had no concern, was buying and testing, so equipment is ok. So equipment and logistic is ok, we keep ordering and making business.

—— Anek – Thailand

I'm very satisfied with the media converter received, the OEM order quality is good.

—— Faize Akçaba-Turkey

E-link Sales are very professional, they give me not only product, but also solution. All E-link Fiber Media Converters and PoE Switches works well.

—— Patrícia Maia-Brazil

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1-ch video, 20km, Single Mode Fiber CCTV Fiber Optic Converter

1-ch video, 20km, Single Mode Fiber CCTV Fiber Optic Converter
1-ch video, 20km, Single Mode Fiber CCTV Fiber Optic Converter 1-ch video, 20km, Single Mode Fiber CCTV Fiber Optic Converter 1-ch video, 20km, Single Mode Fiber CCTV Fiber Optic Converter

Large Image :  1-ch video, 20km, Single Mode Fiber CCTV Fiber Optic Converter

Product Details:
Place of Origin: Shenzhen, China
Brand Name: E-link China
Certification: CE, RoHS, FCC
Model Number: LNK-D100
Payment & Shipping Terms:
Minimum Order Quantity: 1 pair
Price: Negotiation
Packaging Details: 1 pair in 1 carton box
Delivery Time: 3-5 working days
Payment Terms: T/T, Western Union, MoneyGram, Paypal
Supply Ability: 100000pairs/Month
Detailed Product Description
Video Channel: 1 Channel Video Input/output Impedance: BNC75Ω
Video Bandwidth: 6.5MHz Video Digital Bit Width: 8 Bit
SNR: >63dB Differential Gain: <1.3%
High Light:

hd tvi converter


cctv camera video converter

1-Ch Analog video , 20km Single Mode Single Fiber CCTV Fiber Optic Converte

Product Characteristic

■8 bit video signal digital sampling

■High-speed synchronous digital transmission technology

■Modular structure design(audio card and data card for optional configuration)

■Super optical dynamic range, no adjustment needed

■Status indication for power supply, optical signal and video

■No electromagnetic interference, radio frequency interference and ground current

■Safe transmission guaranteed under poor electromagnetic environment

■BNC video connector

■FC optical connector

■Video DC recovery

■Maximum tolerable link loss for single mode single fiber is 17db


Technical indicators Video characteristic


Video channel: 1 channel

Video input/output impedance: BNC75Ω Unbalanced interface

Video input/output voltage: Typical peak-peak value 1Vp-p Video bandwidth: 6.5MHz

Video digital bit width: 8 bit Differential gain: <1.3% (typical value) Differential phase: <1.3°(typical value) SNR>63dB


Data interface

  • Number of data channels: 1 channel

  • Physical interface: The industry standard connecting terminal

  • RS232 rate: DC-115.2Kbps RS422/485 rate: DC-115.2Kbps RS485 distance: 0-1200m

  • Physical protocol: Transparent support of RS232/485/422/Manchester/Biphase protocol

Optical interface


Physical interface: FC/PC

Fiber type: single-mode fiber, single fiber Transmission distance: single mode 20Km


Power supply


Input voltage: AC220/DC+5V


Electromagnetic compatibility


Radiation: EN50081-1, EN55022-B, CE, FCC

Magnetic capacity: EN50130-4, EN50028-1


Physical characteristic


Operating temperature: -25°C ~ +75°C Humidity: 0~95%( no condensation) Induction: EN50130-5,1995

Tidal fever: BS2011


Technical Index








Video interface

Interface type BNC
Signal system PAL/LNKSC/SECAM
Nominal input and output level 1V p-p
Nominal input and output impedance:



Video bandwidth per channel 6.5MHz
Sampling frequency: 15MHz
Differential gain: <1.3%
Differential phase: <1.3°
Signal-to- noise ratio >63dB






Audio interface

Bandwidth per channel: 20Hz~20KHz
Sampling frequency: 48KHz
Quantization grade: 24bit
Input impedance 47KΩ
Output impedance 10KΩ
Nominal input output level 2V p-p
Signal -to-noise ratio 75dB
Total harmonic distortion 0.1%



Asynchronous data

Interface type RS-485/422/Manchester/RS-232
Operational mode Full-duplex/half-duplex
Communication speed 300~9600Kbps
Bit error rate <1*10-9








Number of channel 1



ANSI X3T12TP-PMD IEEE 802.3/802.3u



IEEE 802.1q VLAN

IEEE 802.3x full duplex flow control and Back-Pressure half-duplex flow control


Operational mode

10/100M full duplex/half duplex self-adaptation
Throughput rate: 100%@100M
Packet loss rate: 0





Video connector: BNC socket
Audio connector: Pressure connector
Data connector: Pressure connector
Ethernet connector RJ-45
Optical flexible connector FC/PC



DC +5V 2A / +9V 2A
Power consumption <15W(single end)


Environmental condition:

Operating temperature -25℃~+70℃
Storage temperature -40℃~+80℃
Relative humidity 0~95%(non condensable)


Contact Information:


Tel: +86 755 83128674

Skype: live:sales004_86

WhatsApp: +8615919987624

Contact Details
E-link China Technology Co., Ltd.

Contact Person: Mr. Michael Guo

Tel: 19928768315

Fax: 86-755-8312-8674

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