Soldier on the wing of a military aircarft at sunset

SATCOM on-the-move with Viasat Ku-band terminals

Reliable Ku-band SATCOM communications you can count on 

C-130 aircraft landing at sunset

Over 700 Ku-band terminals in the air, powering mission-critical flights around the world

Viasat has a strong history of outfitting a wide variety of aircraft with industry-leading Ku-band terminals. Receive full-motion, high-definition video over-the-horizon, make phone calls, conduct video conferences, access classified networks, and perform mission-critical communications while in flight. With over thousands of flight hours logged, these terminals have powered a variety of missions, including:

  • Enroute command and control (C2) and VIP transport communications
  • Real-time ISR with HD full-motion video streaming from the aircraft in theater to command authorities beyond the horizon
  • Search and rescue (SAR) missions for live “eye-in-the-sky” support
  • Border protection and patrol


Explore Viasat Ku-band terminals

Product image of a Viasat VMT-1220LA Ku-band antenna
VMT-1220 LA

The Viasat Mobile Terminal 1220 for light aircraft (VMT-1220LA) is a complete airborne satellite terminal with an ultra small 12 in. antenna and lightweight equipment delivering broadband IP communications-on-the-move. The terminal has logged hundreds of thousands of flight hours on deployed government aircraft such as the King Air, PC-12, De Havilland, and Caravan.

Product image of a Viasat VMT-1220 HM Ku-band satellite antenna
VMT-1220 HM

For simple installation and rapid integration, the Viasat Mobile Terminal - 1220 Hatch Mount (VMT-1220HM) features a roll-on/roll-off design. The terminal can be quickly installed into a C-130 escape hatch while retaining use as an emergency exit.

Product image of a Viasat VMT-1220HE Ku satcom terminal
VMT-1220 HE

With the Viasat Mobile Terminal 1220HE (VMT-1220HE) and Viasat’s mobile broadband (Ku) service, helicopter operators can send live, full-motion high definition video, conduct VTCs, access classified networks, and perform mission-critical communications while in flight.

Product image of a Viasat VMT-1820LA Ku-band terminal
VMT-1820 LA

The Viasat Mobile Terminal 1820 (VMT-1820) is a complete airborne satellite communication terminal with an 18 in. Ku-band antenna and lightweight equipment delivering high data rates for mobile applications.

Which Ku terminal is right for your mission?

Viasat Ku-band terminals are comprised of a small Ku-band antenna, modem, and an antenna control unit integrated into the existing aircraft’s cabin network. With Ku-band satellite antennas as small as 12 inches and total shipset weight of around 35 pounds, these Ku systems are designed for easy roll-on/roll-off or fixed installation on a wide variety of airborne platforms. 


Antenna type

Effective size

Terminal weight

Terminal power


VMT – 1220 LA

Parabolic; tail or fuselage mount

12 in.; 30.5 cm

46.5 lb.; 21.1 kg

480 W

Fixed wing, Class 3/4/5 UAS

VMT -1220 HM

Parabolic; hatch mount

12 in.; 30.5 cm


276.5 lb.; 125.4 kg

950 W


VMT – 1220 HE


12 in.; 30.5 cm

55.5 lb.; 25.2 kg

476 W

Rotary wing

VMT – 1820 LA

Parabolic; tail or fuselage mount

18 in.; 45.7 cm

50 lb.; 22.7kg

480 W

Fixed wing, UAS

Global connectivity and enhanced capabilities you can trust

When you install one of Viasat’s Ku-band airborne terminals onto your aircraft, you are delivering game-changing capabilities to your warfighters including:

  • Actionable intelligence to improve mission success and reduce time to action
  • Increased situational awareness and multi-domain battlespace visibility


Digitized graphic of a UH-60 flying over military tents
Viasat Ku-band SATCOM coverage map

Power your Ku terminal with Viasat VGnet service

Pair our Best Available Network (BAN) with our Ku airborne terminals to enable aircraft of all sizes to stay connected no matter where their mission takes them. Operating over our Ku-band network, VGNet, the terminals provide plenty of bandwidth to platforms to power two-way broadband and mission critical capabilities. 

Talk to us

Looking for more information on our Ku-band terminals? Talk to us about your needs.

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This webpage contains forward-looking statements that are subject to the safe harbors created under the Securities Act of 1933 and the Securities Exchange Act of 1934. Forward-looking statements include, among others, statements about Viasat’s expected future coverage. Readers are cautioned that actual results could differ materially and adversely from those expressed in any forward-looking statements. Factors that could cause actual results to differ include: satellite failures or performance degradations, finite useful lives of satellites, construction or launch risks, and potential satellite losses not covered by insurance, In addition, please refer to the risk factors contained in Viasat’s SEC filings available at, including Viasat’s most recent Annual Report on Form 10-K and Quarterly Reports on Form 10-Q. Readers are cautioned not to place undue reliance on any forward-looking statements, which speak only as of the date on which they are made. Viasat undertakes no obligation to update or revise any forward-looking statements for any reason

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