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Thistle Precision

Thistle Design Ltd

Loanhead, Midlothian, United Kingdom

Land Systems & VehiclesNaval SystemsAir SystemsRadar & SensorsDual-use
Founded 1992Component Supplier, Subsystem ManufacturerSupplies Land Forces, Naval Forces, Air Forces, Defense Industry
Profile last updated: May 11, 2026

About

Founded in 1992, Thistle Precision is a defense component supplier based in Loanhead, United Kingdom working in land systems & vehicles, naval systems, air systems +1 more.

Thistle Precision is a UK-based SME that designs and manufactures custom encoders, resolvers, potentiometers, motors and related position and motion sensing components for mission-critical land, naval, subsurface and air applications, as well as industrial markets. Formed by former Ferranti engineers in 1992 and based near Edinburgh, the company supplies turret position and elevation encoders for armoured vehicles, navigation sensors for towed artillery and wheeled and tracked vehicles, marine encoders for naval surface vessels and submarines, and specialist fuel subsystem components for the Hawk jet trainer. It also offers reverse engineering and build-to-print services to maintain legacy programmes. The company has been part of the Quantic and Arcline group, and it was renamed from Quantic Thistle to Thistle Precision. Its work includes a Challenger 3 subcontract awarded by RBSL. Its quality management system is certified to ISO 9001:2015.

Location

Loanhead, United Kingdom

Founded

1992

Company type

Subsidiary

Legal name

Thistle Design Ltd

Registration

SC166769

Focus areas

encodersmotion sensingposition sensingnavigation sensorsturret encodersnaval encoderscustom encodersMROreverse engineering

Languages

EN

Products & capabilities

Defense domains

Land Systems & VehiclesNaval SystemsAir SystemsRadar & Sensors

Supply-chain role

Component SupplierSubsystem ManufacturerContract ManufacturerMRO & Services

What they offer

HardwareComponentsManufacturing ServicesEngineering ServicesMaintenance & Repair

Markets

Also sells to civilian markets

Products

Turret Displacement Unit

Turret position encoder

Optical encoder unit for turret position measurement, fitted to Challenger 3 prototypes.

Distance Travelled Unit

Odometer and navigation sensor

Non-contact sensor fitted to a road wheel that provides distance travelled data to inertial navigation systems.

Marine Encoder Ring System

Naval encoder

Encoder ring system for naval platforms, supplied for the Type 26 programme.

End users

Land ForcesNaval ForcesAir ForcesDefense Industry

Standards, platforms & customers

Platforms & programmes

Challenger 3Challenger 2WarriorScimitarAjaxWSCPM777HawkType 45Type 26Queen Elizabeth ClassAstuteDreadnoughtZumwalt Class

Named customers

Rheinmetall BAE Systems Land (RBSL)BAE SystemsGE PowerBritish ArmyRoyal NavyJapanese Navy

Credentials & affiliations

Certifications

ISO 9001:2015

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