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LEMO

Ecublens, Switzerland

Air SystemsUnmanned SystemsSoldier EquipmentDual-use
Founded 1946Component Supplier, Contract Manufacturer
Profile last updated: May 10, 2026

About

Founded in 1946, LEMO is a defense component supplier based in Ecublens, Switzerland working in air systems, unmanned systems, soldier equipment.

LEMO is a Swiss company that designs, manufactures and tests custom and standard high-performance circular connectors and cable assemblies. Its product range includes push-pull self-latching connectors, rugged and extreme-environment series, hybrid fibre optic and coaxial connectors, and high-speed data connectors. The company offers in-house cable assembly through its NORTHWIRE brand, along with engineering and signal integrity services. LEMO states that defence and security is one of its target markets, citing use in avionics, communications systems, unmanned aerial vehicles and soldier-worn equipment, where it says its connectors are tested to MIL-STD and EIA standards. Other markets include medical, test and measurement, broadcast, aerospace, industrial, energy, and motorsport. The company describes itself as family-owned and says it develops and produces most components in-house.

Location

Ecublens, Switzerland

Founded

1946

Company type

Private company

Focus areas

connectorscircular connectorspush-pullcable assembliesinterconnectrugged connectorsdefence and securityUAVSwiss made

Languages

ENFRJAZH

Products & capabilities

Defense domains

Air SystemsUnmanned SystemsSoldier Equipment

Supply-chain role

Component SupplierContract Manufacturer

What they offer

HardwareComponentsManufacturing ServicesEngineering Services

Markets

Also sells to civilian markets

Products

LEMO OPTIMA connectors

Rugged circular connector

Circular connectors designed for severe environments, tested for chemical, thermal and mechanical compliance.

LEMO SUPREME connectors

Ultra-rugged circular connector

Connectors for extreme environments, with resistance to temperature, pressure, radiation and EMC shielding.

LEMO Push-Pull connectors

Circular push-pull connector

Original self-latching push-pull connectors with high mating cycle life, used in demanding applications including defence and aerospace.

Standards, platforms & customers

Defense standards

MIL-STD

Other defense companies in Switzerland

View all