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WS International 521 Single FSS Ku Band Linear FTA LNB | LNBF

FSS Single Standard LNBF

WS International 521 Single Output Standard LNBF


0.2dB Ku Band Linear FSS Digital Satellite LNB LNBF

This is a Single Linear Ku band LNB.  It's compatible with all the DiSEqC & Multi switches on the market and with an incredible high gain to give you the highest possible quality signal. 


If you have tried the TechSAT TRACKER II+ or the comparable LNBF, you are in for a huge surprise.  Give this LNBF a try and you will be surprised at the performance of this little guy. 


It's manufactured by WS International which is one of the most popular, reliable and well known brands on the market and comes with a full 1-year warranty.  The WS International 521 is designed to fit on most offset Ku band antennas with 40mm universal LNBF mounts.

Banda KU | Ku Band Universal LNB esta HD High Definition

WS International 521 Single Linear Ku Band LNBF

Ku Band Linear LNBF


Information Request

WS International 521 Single LNBF

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Qty Price/pc
1-2 $19.99









This is by far the best Single LNBF ont he satellite market.  It has a full year warranty and an un-heard of 0.2dB noise figure for excellent quality signal level and quality.  This is a linear with a single LO frequency of 10750MHz for easy installation.


Great for Galaxy 19, Galaxy 18, Galaxy 25, AMC 4, or any other Ku band satellite within North America and United States.

Purchase More of the HD Ready Ku LNB and Save More

HD FTA Ku LNB | LNBF for Ku Band and Free To Air.  Works for International Satellite Also



Technical Specifications

Input Frequency Range 11.7 - 12.75 GHz
L.O. Frequency 10750MHz
L.O. Stability 1 MHz (-40 - +70 c)
Ouput Frequency Range 950 - 1450 MHz
Noise .2 dB typical
Conversion Gain 70 dB typical
Input VSWR 2.5:1
Output VSWR 2.0:1 (max)
Connector F Type female
Impedence 75 ohm typical
Cross Polar Isolation >25dB (min.)
Image Rejection 45 dB (min.)
Phase Noise -50dBc @ 1 KHz
-75dBc @ 10 KHz
-95dBc @ 100KHz
Supply Voltage

Ca: 11.5 - 14.0 V = Vertical Polarization
Cb: 15.5 - 19.0 V = Horizontal Polarization

Operating Temperature -40 - +70 degrees Celsius
Storage Temperature -40 - +80 degrees Celsius
Relative Humidity 0 - 95 %
Throat Diameter 40mm


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