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Littelfuse 0273004H Fast-Acting Fuse

Littelfuse's 0273004.H MICRO™ fuse is a very fast-acting fuse designed for reliability in compact applications, initially developed for the U.S. Space Program. Available in plug-in or radial lead styles with a broad range of ampere ratings (0.002A to 5A), it caters to diverse design requirements. Features include high breaking capacity, military-grade availability, and clear cover options for fuse element status visibility. Common applications include printed circuit boards and electronic components, making it a versatile choice for various industrial and consumer electronics.

Authorized Distributors
Source:Newark
Part No:0273004.H
Stock:95
Inv Date:05-28-2026
Price: Unit price: $10.26
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Source:DigiKey
Part No:0273004.H
Stock:265
Inv Date:05-28-2026
Price: Unit price: $10.86
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Part No:0273004.H
Stock:47
Inv Date:05-28-2026
Price: Unit price: $11.86
Buy/RFQ:
Part No:0273004.H
Stock:0
Inv Date:05-28-2026
Price: Unit price: $5.63
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Littelfuse 0273004H Fast-Acting Fuse Specifications:

  • Ampere Range: 0.002A - 5A
  • Operating Temperature: –55ºC to +125ºC
  • Nominal Voltage: 125V
  • Interrupting Rating: 10,000A@125VAC/VDC
  • Materials: Nickel Plated Brass (cap), R-4 Ryton (base), Tin Plated Copper (leads)
  • Product Marking: Current and voltage ratings stamped on cap
  • Lead Diameter: 0.025 inch
  • Preheat Temperature Minimum: 100° C
  • Preheat Temperature Maximum: 150° C
  • Preheat Time: 60-180 seconds
  • Solder Pot Temperature: 260° C Maximum
  • Solder Dwell Time: 2-5 seconds

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Frequently Asked Questions

Where can I buy Littelfuse 0273004H?

You can click on the BUY or RFQ button to purchase 0273004H from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part 0273004H?

You can download the 0273004H datasheet or visit the Littelfuse website for support.

Who is the manufacturer of 0273004H?

Littelfuse

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