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Eaton Bussmann TR1145HV4R High Voltage Fuse

The high voltage fast-acting brick fuse is designed for efficient circuit protection in industrial and power systems. Featuring a ceramic tube and silver plated cap construction, it supports voltages up to 500 Vde and is compliant with RoHS standards. Suitable for applications such as server and telecom systems, UPS, and high-voltage DC-DC conversion, it offers high interrupting ratings, excellent thermal shock resistance, and durability under harsh conditions. Its compact design ensures reliable performance in various electrical environments, making it essential for maintaining system integrity and safety.

Authorized Distributors
Source:Newark
Part No:TR-1145HV4-R
Stock:5000
Inv Date:06-11-2026
Price: Unit price: $3.66
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Source:DigiKey
Part No:TR-1145HV4-R
Stock:926
Inv Date:06-11-2026
Price: Unit price: $3.26
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Part No:TR-1145HV4-R
Stock:128
Inv Date:06-12-2026
Price: Unit price: $2.71
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Part No:TR-1145HV4-R
Stock:0
Inv Date:06-11-2026
Price: Unit price: $3.55
Buy/RFQ:
Part No:TR-1145HV4-R
Stock:5000
Inv Date:06-11-2026
Price: Unit price: $5.03
Buy/RFQ:

Eaton Bussmann TR1145HV4R High Voltage Fuse Specifications:

  • Voltage Rating: 500 Vde
  • Current Ratings: 1A to 5A
  • Interrupting Ratings: 100A @ 500 Vde, 100A @ 350 Vde
  • Response Time: 1 second at 125% In
  • Construction: Ceramic tube with silver plated caps
  • Operating Temperature: -40°C to +125°C
  • Moisture Sensitivity Level: MSL 1
  • Package Size: 11 x 5.0 x 5.0 mm surface mount
  • Standards: RoHS compliant, UL Recognized (E19180, Guide JDYX2)
  • Resistance: ~0.50 mΩ typical
  • Soldering Profile: Compatible with J-STD-020, peak temperature 255°C

Buy the Eaton Series ELX High Voltage Fuse: TR1145HV4R

Purchase the Eaton high voltage fast-acting brick fuse TR1145HV4R online today to ensure your circuits are protected with reliable, IEC-compliant technology. Perfect for telecom, UPS, and industrial power systems, this fuse offers excellent interrupting capacity, thermal shock resistance, and compact design for easy installation. Secure your electrical infrastructure, maintain compliance with safety standards, and prevent costly downtime easily by ordering this high-performance fuse now. Enjoy fast delivery and technical support from authorized distributors.

Buy Eaton high voltage fast-acting brick fuse TR1145HV4R now and experience unmatched reliability and performance in industrial circuit protection.

Frequently Asked Questions

Where can I buy Eaton Bussmann TR1145HV4R?

You can click on the BUY or RFQ button to purchase TR1145HV4R from an authorized Eaton Bussmann distributor.

How do I troubleshoot issues or seek technical support for part TR1145HV4R?

You can download the TR1145HV4R datasheet or visit the Eaton Bussmann website for support.

Who is the manufacturer of TR1145HV4R?

Eaton Bussmann

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