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LUMBERG KGR40 Industrial Circular Connector

This product features a high-quality, IP67-rated circular connector suitable for industrial environments, designed with a threaded joint for secure mating. The connector has a robust insulating body made of PA GF with V-0 flammability rating, and contact bushings composed of silver-plated CuZn or gold-plated options, ensuring excellent electrical conductivity. It operates across a temperature range of -40°C to +85°C and adheres to IEC standards for mechanical and electrical performance, including a rated current of 3A to 5A and a rated voltage up to 300V, making it ideal for demanding industrial and automation applications.

Authorized Distributors
Source:Newark
Part No:KGR 40
Stock:163
Inv Date:06-15-2026
Price: Unit price: $7.25
Buy/RFQ:
Source:DigiKey
Part No:KGR 40
Stock:393
Inv Date:06-15-2026
Price: Unit price: $7.04
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Part No:KGR 40
Stock:90
Inv Date:06-15-2026
Price: Unit price: $5.02
Buy/RFQ:
Source:Arrow EU
Part No:KGR 40
Stock:996
Inv Date:06-16-2026
Price: N/A
Buy/RFQ:

LUMBERG KGR40 Industrial Circular Connector Specifications:

  • Temperature range: -40°C to +85°C
  • Housing material: PA GF V-0
  • Contact material: CuZn, silver- and gold-plated, tin-plated in solder area
  • Protection class: IP67
  • Rated current: 3A to 5A depending on version
  • Rated voltage: up to 300V depending on version
  • Mechanical: Insertion force 5N, withdrawal force 2N, tightening torque 13Nm
  • Electrical: Contact resistance 5mΩ, insulation resistance > 100 MΩ, impulse voltage 1500V
  • Environmental: Designed for industrial use with high durability and vibration resistance
  • Standards: IEC 61076-2-106 compliant

Buy the Lumberg KGR40 – Reliable Circular Connectors for Industrial Applications

Enhance your industrial connectivity with the Lumberg KGR40 circular connector, featuring IP67 protection, threaded joint for secure fit, and durable construction suitable for PCB mounting. This high-performance connector operates across a temperature range of -40°C to +85°C, ensuring reliable performance in harsh environments. Crafted with high-quality materials including PA GF housing and copper-zinc contacts, it offers optimal electrical conductivity and mechanical stability. Perfect for automation, machinery, and control panels—order online now for quick delivery and technical support.

Get Lumberg KGR40 today—built for precision and long-lasting durability in demanding industrial environments.

Frequently Asked Questions

Where can I buy LUMBERG KGR40?

You can click on the BUY or RFQ button to purchase KGR40 from an authorized LUMBERG distributor.

How do I troubleshoot issues or seek technical support for part KGR40?

You can download the KGR40 datasheet or visit the LUMBERG website for support.

Who is the manufacturer of KGR40?

LUMBERG

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