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WURTH ELEKTRONIK 749251125 Current Sense Transformer

The WE-CST Current Sense Transformer by Wirth Elektronik eiSos GmbH & Co. KG is designed for accurate current sensing in electronic circuits. It features a 4:1 scale ratio, a rated voltage of 80 V, and a maximum peak temperature of 125°C, ensuring reliable performance in various industrial applications. The device is optimized for high accuracy, low DC resistance, and robust insulation suitable for precise current measurement. Suitable for use in electronic equipment requiring high safety standards, it applies to general electronic devices with careful attention to soldering and environmental conditions, avoiding applications with severe safety risks.

Authorized Distributors
Source:Newark
Part No:749251125
Stock:88
Inv Date:06-12-2026
Price: Unit price: $5.91
Buy/RFQ:
Source:DigiKey
Part No:749251125
Stock:1277
Inv Date:06-12-2026
Price: Unit price: $2.49
Buy/RFQ:
Part No:749251125
Stock:0
Inv Date:06-12-2026
Price: Unit price: $2.49
Buy/RFQ:

WURTH ELEKTRONIK 749251125 Current Sense Transformer Specifications:

  • Scale ratio: 4:1
  • Rated voltage: 80 V
  • Maximum operating temperature: +125°C
  • Storage Temperature: -20°C to 60°C
  • Operating Temperature: -40°C to 125°C
  • Insulation test voltage: 500 V (AC) for 1 second
  • Inductance: 3000 H minimal
  • Rated current: 10 A
  • DC Resistance 1: 6 mΩ max at 20°C
  • DC Resistance 2: 6.5 Ω max at 20°C
  • Peak temperature: 125°C
  • Humidity: Test conditions at 20°C, 33% RH
  • Core material: Ferrite
  • Design: Suitable for SMT reflow soldering with Pb-Free profile
  • Reflow profile: Preheat at 150°C to 200°C, peak at 260°C
  • Soldering: Reflow; wave soldering not recommended
  • Certification: RoHS & REACH compliant
  • Application: Current sensing in electronic circuits, industrial control, and safety critical systems

Buy the Wirth Elektronik Series WE-CST Current Sense Transformer: 749251125

Purchase the Wirth Elektronik WE-CST Current Sense Transformer online today to enhance the accuracy and safety of your electronic circuits. Designed with high precision and reliable insulation, it offers a 4:1 scale ratio, rated at 80 V, withstanding temperatures up to 125°C. This transformer is ideal for industrial control, safety-critical electronic devices, and systems requiring precise current sensing. Its robust construction aligns with RoHS and REACH standards, ensuring environmentally friendly and compliant operation. Order now for fast delivery and professional performance in your electronic applications.

Order your Wirth Elektronik Series WE-CST Current Sense Transformer 749251125 today and ensure accurate, safe current measurement in your electronic circuits.

Frequently Asked Questions

Where can I buy WURTH ELEKTRONIK 749251125?

You can click on the BUY or RFQ button to purchase 749251125 from an authorized WURTH ELEKTRONIK distributor.

How do I troubleshoot issues or seek technical support for part 749251125?

You can download the 749251125 datasheet or visit the WURTH ELEKTRONIK website for support.

Who is the manufacturer of 749251125?

WURTH ELEKTRONIK

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