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JTK Power Group

JTK Power Oy

Vöyri, Finland

Armour & Protection
Subsystem Manufacturer, Contract ManufacturerSupplies Homeland Security & Police
Profile last updated: August 17, 2026

About

JTK Power Group is a defense subsystem manufacturer based in Vöyri, Finland working in armour & protection.

JTK Power Group is a Finnish steel fabrication and engineering group that manufactures silencers, mechanical and acoustic engineering solutions, and precision machined components. Its core business covers exhaust gas and air intake silencers for shipbuilding and marine, mining, power plants, gas turbines and logistics customers, with custom designs for each engine or installation. The group also has a dedicated civil defence shelter equipment business area. Services include design, manufacturing, installation, NDT testing, leak testing, acoustic measurements and classification society approvals. Operations include Finland and a manufacturing site in Suzhou, China.

Location

Vöyri, Finland

Company type

Limited company

Legal name

JTK Power Oy

Registration

2465227-3

Focus areas

silencersexhaust gas silencerscivil defence shelterssteel fabricationmarine industrypower plantsgas turbinesacoustic engineering

Languages

ENFI

Products & capabilities

Defense domains

Armour & Protection

Supply-chain role

Subsystem ManufacturerContract Manufacturer

What they offer

HardwareManufacturing ServicesEngineering Services

Products

Civil defence shelter equipment

Civil defence shelter equipment

Civil defence shelter equipment, managed as a dedicated business area.

Exhaust Gas Silencers

Industrial silencer

Custom-designed absorptive, reactive or hybrid silencers for engines, marine vessels, power plants and gas turbines.

Air Intake Silencers

Industrial silencer

Silencers for engine and gas turbine air intakes.

Out Blow Silencers

Industrial silencer

Silencers for outblow exhaust applications.

Flue Gas Silencers

Industrial silencer

Silencers for flue gas and exhaust gas ducts, including absorptive designs for boiler power plants.

Combined Silencer-Chimney structure

Silencer and ducting structure

Self-supporting structures combining silencer and ducting or chimney in a single unit.

Exhaust Gas Module

Exhaust gas module

Exhaust gas module solutions for engines and power plants.

End users

Homeland Security & Police

Other defense companies in Finland

View all