M Series

LEMO M Series – High-Reliability Connectors for Defence & Harsh Environments

The LEMO M Series delivers high-performance, lightweight circular interconnect solutions engineered for defence, aerospace and other mission-critical applications operating in harsh and demanding environments.

Designed for systems where reliability, compactness and environmental resilience are essential, the M Series supports advanced electronics across land, sea and air platforms, as well as industrial systems exposed to extreme conditions.

 

Reliable Connectivity in High-Stress Systems

Designed for consistent performance under demanding conditions, the M Series ensures signal integrity and system reliability in complex electronic environments:

  • High mating cycle durability for long service life
  • Excellent EMI/RFI shielding for RF-dense environments
  • Secure locking options for high-vibration applications
  • Flexible contact configurations for data, power and hybrid systems

Supporting long-life defence programs (20–30 years), the M Series helps reduce maintenance requirements and lifecycle costs.

  

Flexible Integration for Advanced Systems

The M Series provides engineers with a versatile platform for system design and integration:

  • 2 to 114 contacts in multiple configurations
  • Support for signal, power, coax, USB and fibre optic transmission
  • Multiple keying options to prevent mis-mating
  • Wide range of shell sizes and contact arrangements

This flexibility makes it ideal for custom system architectures and high-density electronic integration.

Why Choose the LEMO M Series?

Because it delivers a balance of ruggedness, precision and compact performance — making it a trusted interconnect solution for:

  • Defence and military systems
  • Aerospace and UAV platforms
  • Harsh-environment industrial applications
  • Advanced electronics and communications systems

Access detailed technical specifications, configurations and performance data to support your design and procurement requirements.