Filtronic

Filtronic

Filtronic plc

Sedgefield, County Durham, United Kingdom

Communications & SATCOMRadar & SensorsSpaceDual-use
Component Supplier, Subsystem ManufacturerSupplies Defense Industry
Profile last updated: April 14, 2026

About

Filtronic is a defense component supplier based in Sedgefield, United Kingdom working in communications & satcom, radar & sensors, space.

Filtronic is a designer and manufacturer of RF, microwave and mmWave components and subsystems for mission-critical communication networks. It serves the space, defence, aerospace, telecommunications infrastructure and critical communications markets, with adjacent activity in test and measurement, private networks, quantum computing and trackside-to-train communications. Its portfolio includes solid-state power amplifiers, filters, transceivers, diplexers and transmit/receive modules, covering frequencies from 300 MHz to 175 GHz. It offers bespoke RF design services and contract microelectronic manufacturing, including hybrid and electromechanical manufacturing. Filtronic is listed on the AIM market of the London Stock Exchange under the ticker FTC, with its registered office in Sedgefield, UK.

Location

Sedgefield, United Kingdom

Company type

Public company

Legal name

Filtronic plc

Focus areas

RFmicrowavemmWaveSSPAfilterstransceiversE-bandsatellitespacedefencecontract manufacturingAIM

Languages

EN

Products & capabilities

Defense domains

Communications & SATCOMRadar & SensorsSpace

Supply-chain role

Component SupplierSubsystem ManufacturerContract Manufacturer

What they offer

HardwareComponentsManufacturing ServicesEngineering Services

Markets

Also sells to civilian markets

Products

Cerus 32

E-band solid-state power amplifier

Highest-power commercially available E-band SSPA.

Cerus V-band high-power amplifiers

V-band solid-state power amplifier

High-power amplifiers for low Earth orbit applications, announced for European Microwave Week 2025.

Cerus 4 / Cerus 8 SSPA module

Solid-state power amplifier

Solid-state power amplifier modules for high-speed backhaul and satellite links, combined with the Morpheus II transceiver in the Hercules II.

Hercules II

Transceiver and SSPA system

Combines the Morpheus II transceiver with a Cerus 4 or 8 SSPA module for high-speed backhaul networks.

Morpheus X2

Transceiver

Transceiver product for microwave and mmWave links.

Hades X2

Active diplexer

Active diplexer for RF and microwave systems.

End users

Defense Industry

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