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LUMBERG WKV81 circular connector

The WKV81 is a circular connector with a threaded joint, compliant with IEC 61076-2-106 standards. Designed for industrial use, it features a rugged insulating body made of PA GF, V-0 rated, with a zinc-plated steel sleeve and a copper-zinc contact bush, gold-plated for optimal conductivity. Suitable for temperatures from -40°C to +85°C, it supports a rated current of 3A at 40°C with a rated voltage of 100V. The connector offers easy assembly with a tightening torque of 3 Nm and strain relief for durable connections in various environmental conditions.

Authorized Distributors
Source:Newark
Part No:WKV 81
Stock:64
Inv Date:06-15-2026
Price: Unit price: $16.71
Buy/RFQ:
Source:DigiKey
Part No:WKV 81
Stock:88
Inv Date:06-15-2026
Price: Unit price: $16.22
Buy/RFQ:
Part No:WKV 81
Stock:0
Inv Date:06-15-2026
Price: Unit price: $13.71
Buy/RFQ:

LUMBERG WKV81 circular connector Specifications:

  • Material: Insulating body PA GF, V-0 according to UL94
  • Contact bush CuZn, gold-plated
  • Ground contact spring CuZn, pre-nickel, tin-plated
  • Housing PC, HB according to UL94
  • Temperature range: -40°C to +85°C
  • Rated current: 3A at 40°C
  • Rated voltage: 100V (versions 50, 71, 80, 81)
  • Connectors supported: 3-8 poles, 12 poles versions available
  • Insertion force/contact: 5.0 N
  • Withdrawal force/contact: 1.9 N (3-8 poles), 1.2 N (12 poles)
  • Tightening torque connector and nut: 3 Nm
  • Cable diameter: 4-6mm
  • Protection class: IP40/IP67/IP68
  • Electrical contact resistance: 5 mΩ
  • Overvoltage category: Cat II
  • Temperature range: -40°C to +85°C
  • Assembly: Pre-assembled, in a cardboard box

Buy the Lumberg Series WKV Circular Connector: WKV81

Order the Lumberg series WKV81 circular connector online today for high-quality, durable, and reliable industrial connections. Perfect for automation and control systems, it features a threaded joint, excellent environmental resistance, and a temperature range from -40°C to +85°C. Supports up to 3A at 100V, with IP40/IP67/IP68 ratings, ensuring versatile usage in harsh conditions. Pre-assembled for easy installation, this connector guarantees secure, long-lasting electrical connections across diverse industrial applications.

Buy Lumberg WKV81 now and experience unmatched reliability and industrial-grade performance with a rugged threaded connector design.

Frequently Asked Questions

Where can I buy LUMBERG WKV81?

You can click on the BUY or RFQ button to purchase WKV81 from an authorized LUMBERG distributor.

How do I troubleshoot issues or seek technical support for part WKV81?

You can download the WKV81 datasheet or visit the LUMBERG website for support.

Who is the manufacturer of WKV81?

LUMBERG

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