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Littelfuse 0407003WR Ceramic Surface Mount Fuse

Littelfuse 407 Series ceramic surface-mount fuses are robust, lead-free, and RoHS compliant, designed for high-temperature environments up to 150°C. These time-lag fuses offer excellent temperature stability and high inrush current withstand capabilities, minimizing nuisance opens in circuits with high inrush currents. Suitable for overcurrent protection in various electronic devices such as computers, servers, modems, and gaming consoles, they feature UL recognition, halogen-free construction, and compatibility with leaded and lead-free soldering methods, ensuring reliable performance in demanding industrial and consumer applications.

Authorized Distributors
Source:Newark
Part No:0407003.WR
Stock:286
Inv Date:05-28-2026
Price: Unit price: $0.996
Buy/RFQ:
Source:DigiKey
Part No:0407003.WR
Stock:10439
Inv Date:05-28-2026
Price: Unit price: $1
Buy/RFQ:
Part No:0407003.WR
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.5
Buy/RFQ:
Part No:0407003.WR
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.435
Buy/RFQ:

Littelfuse 0407003WR Ceramic Surface Mount Fuse Specifications:

  • Body Material: Advanced Ceramic
  • Termination Material: Ag / Ni / Sn (lead-free)
  • Operating Temperature Range: -55°C to +150°C
  • Soldering Conditions: Reflow, Wave, Pb-free assembly at 150°C to 260°C
  • Voltage Ratings: 32VDC, 24VDC, 63VDC
  • Current Ratings: 1A to 8A
  • Time-Lag: 1 sec Min; 120 sec Max surge; 0.1 sec Min; 3 sec Max; 0.002 sec Min; 0.05 sec Max
  • UL Recognized: ULICSAYNMX 248-1, 248-14
  • RoHS & Halogen-Free Compliance
  • Moisture Resistance & Solderability: MILSTD-202, J-STD-020/002
  • Dimensions: Typical length 4.5 mm, width approximately 3.2 mm, height varies
  • Certifications: UL Listed, Halogen-Free, RoHS Compliant

Buy the Littelfuse 0407003WR – Reliable Ceramic Fuses for Industrial Applications

Enhance your electronic protection with Littelfuse Ceramic Surface Mount Fuse. Engineered for high ambient temperatures up to 150°C, these lead-free fuses deliver reliable overcurrent protection and withstand high inrush currents, reducing nuisance trips. Suitable for use in computers, servers, gaming consoles, and industrial electronics, they feature UL recognition and halogen-free construction to meet strict safety standards. Easy to solder using reflow or wave methods, ensuring long-lasting durability and performance for diverse electronic applications.

Get Littelfuse 0407003WR today—designed for high-temperature reliability and high inrush current handling in demanding circuits.

Frequently Asked Questions

Where can I buy Littelfuse 0407003WR?

You can click on the BUY or RFQ button to purchase 0407003WR from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part 0407003WR?

You can download the 0407003WR datasheet or visit the Littelfuse website for support.

Who is the manufacturer of 0407003WR?

Littelfuse

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