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LUMBERG KFV40 Circular Connector

The KFV40 is a circular connector with threaded M16 joint, compliant with IEC 61076-2-106 standards, offering IP40/IP67/IP68 protection ratings. It features a zinc diecast housing, solder terminals for front mounting, and is suitable for environmental conditions from -40°C to +85°C. Constructed with silver-plated or gold-plated contact bushings and nickel-plated housing components, it provides reliable electrical performance with rated currents of 3A or 5A depending on pole count. Designed for easy connection with specified torque settings and contact resistance below 5mΩ, this connector suits industrial automation and control applications.

Authorized Distributors
Source:DigiKey
Part No:KFV 40
Stock:241
Inv Date:06-15-2026
Price: Unit price: $6.42
Buy/RFQ:
Part No:KFV 40
Stock:20
Inv Date:06-15-2026
Price: Unit price: $6.55
Buy/RFQ:
Source:Arrow EU
Part No:KFV 40
Stock:4349
Inv Date:06-16-2026
Price: N/A
Buy/RFQ:

LUMBERG KFV40 Circular Connector Specifications:

  • Protection Ratings: IP40, IP67, IP68
  • Temperature Range: -40°C to +85°C
  • Housing Material: Zinc diecast, nickel-plated
  • Insulating Body: PA GF, V-0 UL94
  • Contact Material: CuZn, silver-plated or gold-plated
  • Rated Current: 3A (12 poles), 5A (3-8 poles)
  • Rated Voltage: up to 300V depending on version
  • Contact Resistance: ≤5mΩ
  • Tightening Torque: connector +3Nm, nut 13Nm
  • Cable Compatibility: AWG 20 (3-8 poles), AWG 24 (12 poles)
  • Protection Class: IP40 (in assembled condition)
  • Environmental Durability: withstands -40°C to +85°C
  • Electrical Insulation Resistance: >100 MΩ
  • Overvoltage Category: Class I
  • Pin Configurations: various options for different pole counts
  • Packaging: Cardboard box

Buy the Lumberg Series KFV Circular Connector: KFV40

Enhance your industrial connections with the Lumberg KFV40 circular connector, featuring threaded M16 joint, high IP ratings, and durable zinc diecast housing. Perfect for demanding environments, it supports rated currents up to 5A and is easy to install with recommended torque settings. Designed for front mounting, it offers excellent environmental protection from -40°C to +85°C, making it ideal for automation, control panels, and machinery integration. Purchase online today for dependable, high-quality connectivity solutions that meet industry standards.

Order your Lumberg Series KFV40 connector today and ensure reliable, industrial-grade connectivity for your control systems and automation projects.

Frequently Asked Questions

Where can I buy LUMBERG KFV40?

You can click on the BUY or RFQ button to purchase KFV40 from an authorized LUMBERG distributor.

How do I troubleshoot issues or seek technical support for part KFV40?

You can download the KFV40 datasheet or visit the LUMBERG website for support.

Who is the manufacturer of KFV40?

LUMBERG

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