SI

Siltec

Siltec Sp. z o.o.

Pruszków, Poland

Rugged Computing & ElectronicsC4ISROptronics
System Integrator, MRO & ServicesSupplies Homeland Security & Police
Profile last updated: March 14, 2026

About

Siltec is a defense system integrator based in Pruszków, Poland working in rugged computing & electronics, c4isr, optronics.

Siltec is a Polish manufacturer and supplier of dedicated TEMPEST hardware. The company offers computers, peripherals and network equipment for securing the processing of classified information, along with design, precision engineering, production and after-sales service for government agencies, EU and NATO institutions and other classified-information users. It operates three electromagnetic protection laboratories for TEMPEST measurements and tests equipment against SDIP-27 and SDIP-28. Siltec also produces rugged computers for the military sector, specialised containers and power supply systems, and provides integration, user training and warranty and post-warranty support. The company states it has been on the market for over 40 years and bids for public procurement in defence and security. It describes itself as a certified seller of TEMPEST products for NATO member states.

Location

Pruszków, Poland

Company type

Limited company

Legal name

Siltec Sp. z o.o.

Registration

KRS 0000001635

VAT number

PL5220003718

Focus areas

TEMPESTsecure ITrugged computersclassified information protectionpower supply systemsthermal camerasspecialised containers

Languages

PLEN

Products & capabilities

Defense domains

Rugged Computing & ElectronicsC4ISROptronics

Supply-chain role

System IntegratorMRO & Services

What they offer

HardwareManufacturing ServicesEngineering ServicesMaintenance & RepairTraining

Products

TEMPEST computer systems

Secure computing hardware

TEMPEST-class computers, peripherals and network equipment for processing classified information.

Rugged computing equipment

Rugged computer

Computer equipment with enhanced mechanical strength and climatic resistance, meeting MIL-STD-810H, MIL-STD-461G and IP65 requirements, for the military sector.

Data protection monitors and disks

Rugged display and storage

Monitors, computer disks, displays and data protection tools.

Specialised containers

Shelter and container systems

Specialised containers produced for armed and security forces, designed and manufactured to customer requirements.

End users

Homeland Security & Police

Standards, platforms & customers

Defense standards

TEMPESTMIL-STD-810HMIL-STD-461GSDIP-27SDIP-28

Named customers

Siły Zbrojne RPStraż GranicznaPolicjaSłużby SpecjalneSłużba WięziennaSłużba CelnaMinisterstwo Spraw ZagranicznychMinisterstwo Spraw Wewnętrznych i AdministracjiNATOUnia Europejska

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