Product Details
4K 60Hz HDMI KVM Fiber Extender with Loop Out & IR & 10/100M
Ethernet & RS232/RS485
HDMI Fiber Converter Advantages
- Transmits HDMI video signal up to 20km over one fiber optic cable;
- Support HDMI video resolution up to 4096*2160P@60Hz;
- Supports video resolutions up to 4K2K@50/60Hz with 4:4:4 chroma
sampling.
- Complies with HDMI 2.0b, HDCP 2.2, and DVI 1.0 standards.
4K HDMI Fiber Extender Overview
LNK-4KH-1D1U1E1A1R Fiber optic extender provides extension of HDMI
signals long distances over one fiber optic cable, it supports high resolution up to 4K60Hz HDMI,
and with KVM, Audio, RS232 or RS485, 10/100M Ethernet, IR, EDID function. The extender can use for a
wide range of applications requiring long distance transmission of high resolution with high quality by its
good stability and powerful securit.
Technical Indexes
Parameter
| Description |
Transmitter Interfaces | Standards | 1 x HDMI 2.0 Input (4K@60Hz) 1 x HDMI 2.0 Loop-out (4K@60Hz) 1 x Audio Input 1 x SFP 1 x RS232/RS485 2 x 1R 1 x RJ45(10M/100M, TCP/ IP protocol) 1 x USB |
Receiver Interfaces | Standards | 2 x HDMI 2.0 Output (4K@60Hz) 1 x Audio Output 1 x SFP 1 × RS232/RS485 2 ×IR 1 x RJ45(10M/100M, TCP/ IP protocol) 2 x KVM |
Video Resolution | HDMI | SMPTE:720p|1080p12160p VESA:800x600|1024x768|1280x720|1280x800| 1280x960|1280x1024|1400x1050|1600x1200| 1920x10801920x1200|2048x1152|2560x1600| 3840x1080|3840x2160|4096x2160 |
Refresh Rate | 23.98/24/25/29.97/30/50/59.94/60Hz |
Supported Standards | HDMI | 1.3,1.4,2.0 |
DVI | 1.0 |
Audio | Interface | 3.5mm Audio Interface |
Signal type | Operate via DIP switch, Up for External Audio Down for HDMI |
KVM | Interface | TX: 1 x USB-B RX: 2 x USB-A |
latency | Minimum latency |
RS232/RS485 | Interface | Industrial terminal |
Signal direction | RS23 bidirectional default, RS485 reverse optional |
Baud rate | 600~115200bps, 8bit, 1 stop bit, no check. |
Data bits | 8 |
Ethernet | Interface | RJ45 |
Data Rate | 10/100Mbps |
Fiber | Interface | SFP/LC connector |
Fiber type | Single-mode single fiber |
Wavelength | 1270/1330nm |
Transmission distance | 20km |
Other | Power supply | DC 12V/1A |
Power dissipation | MAX 10W |
Temperature | Operating: -25℃ ~ +55℃ Storage: -40℃ ~ +85℃ |
Humidity | 20% ~ 90% |
Weight | 1kg |
Dimension (LxWxH) | 148*115*28mm |
The warranty | 1-year warranty |
Work Time | 7x24 Hours |
HDMI Extender over Fiber Ordering Information
Model | Description |
LNK-4KH-1D1U1E1A1R | Multifunctional 4K60Hz HDMI Fiber Extender, with KVM, Audio, RS232 or RS485, 10/100M Ethernet, IR, EDID function, SMF, 20KM, Including TX and RX, Used in pairs |
Company Profile
Established in 2001 & headquartered in Shenzhen, E-link China
Technology Co., Ltd. (E-link) is a leading manufacturer of fiber optic communication and video transmission products in China.
Our main products include:

- Fiber Media Converters
- Industrial Ethernet PoE switchs
- PoE Injectors & Splitters
- PoE Extenders
- Serial Fiber Converters
- SFP Transceivers
- HDMI Fiber Converters
- DVI Fiber Converters
- HD/3G/6G/12G Fiber Extenders
- CCTV Fiber Optic Converters
- HDMI/ DVI/ VGA/ SDI Ethernet Extenders
(Industrial PoE Actual Display)
With rich experience in providing high quality products in the
telecom and CCTV business, E-link has a large manufacturing factory
in Shenzhen, able to provide cost-effective solutions
to serve our customers successfully.
(Automatic Mechanical Equipment)
Since the launch of our products in domestic and international
markets, we have won a good reputation for our high-quality
products and sincere services. Our products are widely applied to
- System of Telecom
- Public Security
- Bank
- Smart City
- Public transportation
- New Energy Developing
- CCTV Monitoring Transmission
We also provide ODM & OEM services and we have cooperated with some famous companies all
over the world. Our own brand "E-link" is also well known in many countries and have distributors there.
(Customer visit)
E-Link quality:
- ISO9001 Quality System
- CE, RoHS, FCC certified
- 48 hours of weathering test before delivery
- Conduct full-spectrum environmental and electrical testing on all
product designs

Our knowledgeable sales, technical support and engineering
personnel are dedicated to understanding your needs and designing
products and solutions to meet your needs. We would be happy to
provide you with the best price, quality products and fast
delivery.