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    Government & DefenseMade for critical missions, in environments where security sovereignty, and resilience are non-negotiable, and communications failure is not an option.
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    Enterprise — desert terrain
    EnterpriseMade for remote operations, in locations beyond the reach of traditional terrestrial infrastructure — from remote resource extraction to humanitarian and rescue operations.
    Satellite Network Operators — Earth from space
    Satellite Network OperatorsMade for whatever comes next, serving the companies and institutions building and running the satellite networks that keep the world connected, now and in the future.
  • LAND | COMMUNICATIONS ON THE PAUSE
    LAND | COMMUNICATIONS ON THE PAUSERapid-setup communications, made for land forces operating from temporarily stationary positions, delivering high-performance connectivity wherever it’s needed.
    LAND | COMMUNICATIONS ON THE MOVE
    LAND | COMMUNICATIONS ON THE MOVEAdvanced communications solutions, made for staying connected on the move, engineered for vehicles and teams operating across any distance or terrain.
    ISR & EW
    ISR & EWSpecialist satellite communications systems, made for rapid, reliable access to data during Intelligence, Surveillance and Reconnaissance (ISR) and Electronic Warfare (EW) operations.
    Gateways
    GatewaysAs LEO and MEO constellations transform the satcom landscape, they are dependent on robust gateway infrastructure to connect them to terrestrial networks. Cobham Satcom’s gateway portfolio delivers proven, high-performance ground station solutions for satellite operators, governments, and enterprise networks - built for the NGSO era.
    MARITIME SAFETY
    MARITIME SAFETYRapid-setup communications,made for land forces operating from temporarily stationary positions, delivering high-performance connectivity wherever it’s needed.
    MARITIME CONNECTIVITY
    MARITIME CONNECTIVITYA range of solutions, made for high-performance connectivity on vessels at sea, enabling everything crew welfare, operational data, and fleet management across global trade routes.
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Sea Tel 1500

Sea Tel 1500
Overview

The Sea Tel 1500 is a next-generation 1.5 m dual-band, multi-orbit VSAT antenna system designed for high-performance maritime connectivity with maximum flexibility

Made for agile, future ready connectivity across bands and orbits
SEA TEL 1500

Seamless GEO. MEO, LEO switching
Combining push-button electronic band switching with proven Sea Tel antenna technology, the Sea Tel 1500 enables vessels to transition instantly between Ku- and Ka-band services without manual hardware changes or technician intervention. 

More flexibility, less complexity
Designed for long-term scalability, the system supports multiple satellite modems, hybrid networking architectures and future constellation upgrades, helping operators optimize connectivity while reducing infrastructure complexity and lifecycle costs. 

Product details
VSAT dish outline

Made for innovation

The market's first compact dual-band Ku/Ka VSAT antenna with electronic band switching, eliminating the need for physical RF hardware changes when moving between services. 

Made for simplicity

Support for multiple satellite modems and hybrid networking architectures simplifies deployment, expansion and ongoing network management. 

Made for real-world operations

Engineered for cruise, offshore, government and yacht applications, the Sea Tel 1500 delivers certified, field-proven performance in demanding maritime environments and supports reliable communications for modern digital operations. 

TECHNICAL SPECIFICATIONS

Band
  • Dual-band Ku/Ka antenna with electronic band switching.
Multi orbit
  • GEO, MEO and LEO satellite.
Maximum RF power
  • Up to 150 W in both Ku-band and Ka-band configurations.
Receive gain
  • 42.5 dBi for Ku-band and 46.0 dBi for Ka-band.
G/T performance
  • 22.0 dB/K for Ku-band and 23.2 dB/K for Ka-band.
Operating conditions
  • From -25°C to +55°C
  • Wind speeds up to 56 m/s (125 mph).
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