myMectronic
myMectronic

A Premier B2B Part Search

LUMBERG KFR71 Industrial Circular Connector

The KFR71 is a durable circular connector with a threaded M16 joint, designed for industrial applications. Made from high-quality materials including PA GF insulating bodies and zinc diecast housings, it offers excellent protection levels up to IP68. Suitable for PCB front mounting, it features silver-plated copper contacts with gold flash plating, ensuring reliable electrical connection. Operating within a temperature range of -40°C to +85°C, it handles rated currents of up to 5A and rated voltages up to 300V in pollution degree 1 environments, making it ideal for demanding industrial environments.

Authorized Distributors
Source:Newark
Part No:KFR 71
Stock:80
Inv Date:06-15-2026
Price: Unit price: $1.34
Buy/RFQ:
Source:DigiKey
Part No:KFR 71
Stock:90
Inv Date:06-15-2026
Price: Unit price: $8.97
Buy/RFQ:
Part No:KFR 71
Stock:0
Inv Date:06-15-2026
Price: Unit price: $5.94
Buy/RFQ:

LUMBERG KFR71 Industrial Circular Connector Specifications:

  • Materials: Insulating body PA GF V-0, contact bush CuZn silver-plated, flash gold-plated, tin-plated in solder area, housing Zn diecast, pre-copper and nickel-plated
  • Connection Type: M16x0.75 threaded joint, suitable for front mounting on printed circuit boards
  • Environmental Conditions: Temperature range -40°C to +85°C, IP68 protection class in locked condition, pollution degree 1
  • Electrical Data: Rated current 5A, rated voltage 300V, contact resistance 5mΩ, insulation resistance >100 MO, overvoltage category 1, rated impulse voltage 1500 V
  • Mechanical Data: Insertion force 5.0N, withdrawal force 212N (3-8 poles), tightening torque 3Nm, protection class IP68, with a polished steel pin of 15 mm thickness
  • Dimensions: M16x0.75, length 16.0 mm, width 78 mm, various port configurations available, suitable for PCB layouts with bore hole diameters of 10 mm or 0.7 mm

Buy the Lumberg KFR71 – Reliable Circular Connectors for Industrial Applications

Secure your industrial projects with the Lumberg KFR71 circular connector, designed for reliable PCB connections in harsh environments. Made with high-quality materials, it offers IP68 protection, a robust M16 threaded joint, and a temperature range from -40°C to +85°C. Ideal for automation, control systems, and manufacturing setups, this connector ensures stable electrical performance with rated currents up to 5A and voltages of 300V. Order online today for fast delivery and guaranteed quality, giving your applications the durability they need.

Order your Lumberg Series KFR71 connector today and give your projects the dependable quality they deserve, featuring high protection levels and durable materials suitable for demanding conditions.

Frequently Asked Questions

Where can I buy LUMBERG KFR71?

You can click on the BUY or RFQ button to purchase KFR71 from an authorized LUMBERG distributor.

How do I troubleshoot issues or seek technical support for part KFR71?

You can download the KFR71 datasheet or visit the LUMBERG website for support.

Who is the manufacturer of KFR71?

LUMBERG

LUMBERG Part List

Browse and search other LUMBERG parts, locate datasheets and stock

Sponsored by