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WURTH ELEKTRONIK 749252030 Current Sense Transformer

The WE-CST Current Sense Transformer by Wurth Elektronik is designed for precise current sensing in electronic circuits. It features a compact, robust design with a high insulation test voltage of 750 V, rated current of 7A, and a turns ratio of 1:30 for accurate measurement. Suitable for various applications, it complies with RoHS and REACH standards, ensuring environmental safety. Its operating temperature range is from -40°C to +125°C, making it ideal for industrial and power electronics requiring reliable, high-performance current sensing solutions with minimal heat rise and excellent electrical characteristics.

Authorized Distributors
Source:Newark
Part No:749252030
Stock:171
Inv Date:06-11-2026
Price: Unit price: $4.33
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Source:DigiKey
Part No:749252030
Stock:0
Inv Date:06-11-2026
Price: Unit price: $1.72001
Buy/RFQ:
Part No:749252030
Stock:0
Inv Date:06-12-2026
Price: Unit price: $1.72
Buy/RFQ:

WURTH ELEKTRONIK 749252030 Current Sense Transformer Specifications:

  • Rated Current: 7 A
  • Inductance L_: 48 nH
  • DC Resistance 1: 3 mΩ @ 20°C
  • DC Resistance 2: 0.8 Ω @ 20°C
  • Turns Ratio: 1:30
  • Voltage-pSecond Jat: 13.5 Ws max
  • Frequency Range: Up to 1 MHz
  • Operating Temperature: -40°C to +125°C
  • Insulation Test Voltage: 750 V (AC)
  • RoHS Approval: Compliant
  • REACH Approval: Conform or declared
  • Certifications: JEDEC JS709B, IEC 61249-2-21 (Halogen Free)
  • Storage Conditions: Original packaging at -40°C to 40°C, <75% RH
  • Moisture Sensitivity Level: 1
  • Schematic and design conform to safety and environmental standards

Buy the Buy Wurth Elektronik WE-CST Current Sense Transformer Part Number 749252030 Online

Purchase the Wurth Elektronik WE-CST Current Sense Transformer online today for precise current measurement in power and industrial electronics. Designed with a 7A rated current, 1:30 turns ratio, and high insulation voltage of 750 V, it guarantees reliable performance across a wide temperature range from -40°C to +125°C. Ensuring compliance with RoHS and REACH certifications, this component is ideal for high-reliability applications requiring accurate current sensing, minimal heat rise, and durable construction. Order now to enhance your electronic designs with this high-quality, environment-friendly transformer.

Buy Wurth Elektronik WE-CST current sense transformer 749252030 now and experience unmatched accuracy, durability, and reliability in electronic measurement applications.

Frequently Asked Questions

Where can I buy WURTH ELEKTRONIK 749252030?

You can click on the BUY or RFQ button to purchase 749252030 from an authorized WURTH ELEKTRONIK distributor.

How do I troubleshoot issues or seek technical support for part 749252030?

You can download the 749252030 datasheet or visit the WURTH ELEKTRONIK website for support.

Who is the manufacturer of 749252030?

WURTH ELEKTRONIK

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