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WEIDMULLER 1278290000 Female Connector

This high-density female plug features PUSH IN spring connection technology for quick, tool-free wire insertion. Designed for reliable electrical contact, it offers 16 Poles at 3.50 mm pitch, with an intuitive design separating wire-entry and handling areas. The connector supports a maximum cross-section of 1.5 mm² and is suitable for various industrial applications, offering secure finger-proof protection and optional locking mechanisms. Its robust materials include copper alloy contacts that are tin-plated, with a compact form factor ideal for panel or device integration. Certified for safety and compliance, it ensures dependable performance in automation and control systems.

Authorized Distributors
Source:Newark
Part No:1278290000
Stock:10
Inv Date:06-11-2026
Price: Unit price: $15.34
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Source:DigiKey
Part No:1278290000
Stock:261
Inv Date:06-11-2026
Price: Unit price: $22.33
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Part No:1278290000
Stock:492
Inv Date:06-12-2026
Price: Unit price: $21.42
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Part No:1278290000
Stock:0
Inv Date:06-11-2026
Price: Unit price: $13.27
Buy/RFQ:
Part No:1278290000
Stock:0
Inv Date:06-11-2026
Price: Unit price: $13.27
Buy/RFQ:

WEIDMULLER 1278290000 Female Connector Specifications:

  • Number of poles: 16
  • Pitch: 3.50 mm (0.138 inch)
  • Rated voltage: 320 V (IEC), 300 V (UL/CSA)
  • Rated current: 10 A (max. 40°C), 12 A (max. 20°C)
  • Clamping range: 0.14 mm² to 1.5 mm²
  • Wire compatibility: Solid and flexible, wire ferrules, DIN 46228
  • Material: PA 66 GF 30 with copper alloy contacts
  • Contact surface: Tinned, 2-5 μm layer
  • Operating temperature: -60°C to 120°C
  • Dimensions: Length approx. 24.5 mm, width suitable for high component density
  • Protection: IP 20 finger-proof
  • Certifications: IEC 320 V, UL 300 V, CSA, RoHS
  • Insertion force: 5 N per pole, Withdrawal force: 5 N per pole
  • Push-in connection for quick assembly, tool-free locking options
  • Number of connection cycles: 25

Buy the Weidmueller B2CF 3.50/16/180LR U+2013 Reliable Female Connectors for Industrial Applications

Enhance your electrical assemblies with the reliable, high-density female connector designed for quick push-in wire connection. Featuring 16 poles with a 3.50 mm pitch, it supports wire sizes from 0.14 mm² up to 1.5 mm². The connector’s robust construction with copper alloy contacts ensures long-lasting, corrosion-resistant performance. Its compact size and finger-proof IP 20 protection make it ideal for demanding industrial environments. Easy to install, lock, and release—order online now to ensure fast, secure connections for your automation and control systems.

Order your Weidmueller Series B2CF 3.50/16/180LR today and give your projects the dependable quality they deserve, ensuring secure and efficient wiring solutions in industrial systems.

Frequently Asked Questions

Where can I buy WEIDMULLER 1278290000?

You can click on the BUY or RFQ button to purchase 1278290000 from an authorized WEIDMULLER distributor.

How do I troubleshoot issues or seek technical support for part 1278290000?

You can download the 1278290000 datasheet or visit the WEIDMULLER website for support.

Who is the manufacturer of 1278290000?

WEIDMULLER

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