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Littelfuse 0273400H Fast-Acting Fuse
Littelfuse's 0273.400H 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 wide range of ampere ratings (0.002A to 5A), it suits diverse design needs. It features high breaking capacity and is available in military grade options. Typical applications include printed circuit boards and electronic components.
Authorized Distributors
Source:RS Americas, Inc
Part No:0273.400H
Stock:100
Inv Date:05-28-2026
Price: Unit price: $9.96
Buy/RFQ:
Source:Future Electronics Corporate
Part No:0273.400H
Stock:0
Inv Date:05-28-2026
Price: Unit price: $5.58
Buy/RFQ:
Littelfuse 0273400H Fast-Acting Fuse Specifications:
- Ampere Range: 0.002A - 5A
- Operating Temperature: –55ºC to +125ºC
- Materials (Cap): Nickel Plated Brass / Polycarbonate
- Materials (Base): R-4 Ryton
- Materials (Pins): Tin Plated Copper
- Nominal Voltage: 125V
- Interrupting Rating: 10,000A@125VAC/VDC
- Opening Time: 4 Hours (Min. at 0.002 – 0.3A), 5 Seconds (Max. at 0.4 - 5A)
- Product Marking: Current and voltage ratings stamped on cap
- Lead Diameter: 0.025 inch
- Preheat Temperature: 100°C - 150°C
- Solder Pot Temperature: 260°C Maximum
- Solder Dwell Time: 2-5 seconds
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Frequently Asked Questions
Where can I buy Littelfuse 0273400H?
You can click on the BUY or RFQ button to purchase 0273400H from an authorized Littelfuse distributor.
How do I troubleshoot issues or seek technical support for part 0273400H?
You can download the 0273400H datasheet or visit the Littelfuse website for support.
Who is the manufacturer of 0273400H?
Littelfuse
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