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Littelfuse 0463030ER Surface Mount Fuse

The 463 series NANO2® surface-mount fuse is a compact, high-current fuse designed for demanding datacom, telecom, and power supply applications. It features fast-acting operation, a small size of 10.1 mm x 3.12 mm x 3.12 mm, and excellent thermal stability with a temperature range from -55°C to 125°C. It offers superior thermal cycling endurance and high interrupting ratings up to 500A at 72VDC. RoHS and halogen-free, this fuse provides reliable protection for high-end servers, base stations, and industrial systems, ensuring safety and performance in space-constrained environments.

Authorized Distributors
Source:Newark
Part No:0463030.ER
Stock:590
Inv Date:05-28-2026
Price: Unit price: $6.51
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Source:DigiKey
Part No:0463030.ER
Stock:981
Inv Date:05-28-2026
Price: Unit price: $8.41
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Part No:0463030.ER
Stock:0
Inv Date:05-28-2026
Price: Unit price: $8.41
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Part No:0463030.ER
Stock:2070
Inv Date:05-28-2026
Price: Unit price: $6.77
Buy/RFQ:
Part No:0463030.ER
Stock:2070
Inv Date:05-28-2026
Price: Unit price: $6.77
Buy/RFQ:
Part No:0463030.ER
Stock:0
Inv Date:05-28-2026
Price: Unit price: $4.4
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Part No:0463030.ER
Stock:19136
Inv Date:05-29-2026
Price: N/A
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Littelfuse 0463030ER Surface Mount Fuse Specifications:

  • Body Material: Ceramic
  • Body Size: 10.1 mm x 3.12 mm x 3.12 mm
  • Current Ratings: 15A - 30A
  • Voltage Rating: Up to 100VDC and 250VAC
  • Interrupting Rating: Up to 500A at 72VDC
  • Temperature Range: -55°C to 125°C
  • Thermal Cycling Endurance: 500 cycles
  • RoHS Compliant: Yes
  • Halogen-Free: Yes
  • Soldering Parameters: Pb-free, peak temperature 260°C, duration 20-40 sec
  • Mechanical Shock Resistance: 100G’s peak, 6ms duration
  • Vibration Resistance: 0.03” amplitude, 10-65 Hz, 6 hours
  • Moisture Resistance: MIL-STD-202F, Method 106
  • Insulation Resistance: >10,000 ohms at 23°C
  • Solderability: MIL-STD-202, Method 208

Buy the Buy Littelfuse 463 Series Surface Mount Fuse Part Number 0463030ER Online

Secure your electronic systems with the Littelfuse 463 Series Surface Mount Fuse. This high-current, fast-acting fuse offers excellent thermal stability, high interrupting ratings up to 500A, and a compact ceramic body. Designed for datacom, telecom, and industrial applications, it withstands demanding environments with wide temperature range and thermal cycling endurance. RoHS compliant and halogen-free, this fuse ensures safety, reliability, and space efficiency—perfect for high-end servers, base stations, and power supplies. Purchase online for quick, dependable delivery and seamless installation.

Buy Littelfuse 0463030ER now and experience unmatched reliability and performance with high current protection and space-saving design.

Frequently Asked Questions

Where can I buy Littelfuse 0463030ER?

You can click on the BUY or RFQ button to purchase 0463030ER from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part 0463030ER?

You can download the 0463030ER datasheet or visit the Littelfuse website for support.

Who is the manufacturer of 0463030ER?

Littelfuse

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