LUMBERG

White Lumberg logo

Lumberg


Connectors and interconnection systems for automotive, building technology, home appliances, and mobile radio networks.

Founded over 90 years ago in Germany, Lumberg is an independent family-owned company and one of Europe’s leading manufacturers of connectors and interconnection systems for industrial and technology applications.

With extensive expertise in the design and manufacture of high-precision contact systems, Lumberg delivers solutions for the automotive, building technology, home appliance, telecommunications, and industrial automation sectors.

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Lumberg’s product portfolio includes:

  • M8, M12, M16, and M23 circular connectors with IP40 to IP68 protection ratings
  • RAST systems for PCB connections and modular wiring
  • PCB connector systems and IDC/SMT quick-connect solutions
  • High-current components and customized contact solutions
  • Industrial cable assemblies and wiring solutions for automation and sensor applications

Through its partnership with Omega Fusibili, Lumberg’s solutions are now available in Italy with dedicated technical and commercial support, ensuring reliability, innovation, and certified German quality.

Lumberg colored logo
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Lumberg Product Range

RAST 2.5 Connector

RAST 2.5 Connectors

Pitch 2.5 mm
Number of contacts: up to 20
Current rating up to 10 A
Coding according to the RAST 2.5 standard
Cable cross-section: from 0.14 to 0.38 mm²

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RAST 5 Connector

RAST 5 Connectors

Pitch 5 mm
Number of contacts: up to 12
Current rating up to 16 A
Coding according to the RAST 5 standard
Cable cross-section: from 0.22 to 2.5 mm²

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Minimodul, Micromodul, Multimodul Connectors

Minimodul, Micromodul, Multimodul Connectors

Pitch 1.27, 2.5 mm
Number of contacts: up to 26
Current rating up to 5 A
Cable cross-section: up to 0.60 mm²

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SmartSKEDD Connectors

SmartSKEDD Connectors

Pitch 2.5 or 5 mm
Number of contacts: from 3 to 13
Current rating up to 4 A
Cable cross-section: from 0.22 to 0.38 mm

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RAST 1.5 Connectors

RAST 1.5 Connectors

Pitch 1.5 mm
Number of contacts: from 2 to 12
Current rating up to 3 A
Cable cross-section: from 0.14 to 0.22 mm²

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RAST 1.5 Connectors

RAST 2.5 connectors for 1.0 mm PCB

Pitch 2.5 mm
Number of contacts: from 3 to 9
Current rating up to 4 A
Cable cross-section: from 0.22 to 0.38 mm²

RAST 7.5 Connectors

Power RAST 7.5 connectors


Pitch 7.5 mm
Number of contacts: from 2 to 5
Current rating up to 25 A
Cable cross-section: up to 2.5 mm²

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High currents conatcts

High-current contact elements – series 4580


Connection possible from the top, bottom, and side
Temperature: -40°C to +120°C
Current rating up to 60 A (up to 200 A with proper heat dissipation)
Available with positioning pegs

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Press-fit interconnections

Press-fit technology


No soldering required
Resistant to shock and vibration
Insertion force: 75 N

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Circular connectors

Circular Connectors

Wide range of circular connector types (screw, DIN, bayonet)
Crimp and solder contacts
Metal and plastic versions
IP40 – IP68
Also available in special AISG version for 5G connectivity

Audio, data, and power connectors

Connectors for audio, data, and DC power

Types: RCA and JACK (mono and stereo), DIN 45323 for power supply, USB (type A, B, and C), Modular connector plug and RJ (also available in Cat.6a IDT version without the need for tooling)

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Harnessing Equipment

Equipment and machines


For insulation displacement technology. Manual, semi-automatic, and automatic.

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What are the application sectors of Lumberg and Omega products?

Lumberg’s solutions for industrial connectivity and interconnection are used in numerous sectors where performance, reliability, and environmental compatibility are essential. From automation systems to vehicle applications, from smart building technology to home appliances, Lumberg products support every connected technical environment.

Lumberg solutions are used across a wide range of sectors:

  • Automotive – connectors and modules for conventional and electric vehicles
  • Building Technology – connections for HVAC systems, heat pumps, and lighting
  • Home Appliances – RAST connectors for home appliances and smart applications
  • Industrial Automation – robust connectivity for machines, robots, and production lines
  • Telecommunications and Mobile Networks – shielded, high-performance AISG solutions

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