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Littelfuse 0456050DRSD High Current Fuse

The high current Nano® fuse from the 456SD Series is a compact surface-mount ceramic fuse rated for high inrush and surge currents, supporting applications like voltage regulators, server power supplies, power tools, and storage systems. Designed to handle 40A and 50A, it features low cold resistance, a high interrupting rating of 600A at 75VDC, and excellent thermal and vibration resistance. Its robust construction ensures reliable overcurrent protection in demanding environments while maintaining minimal voltage drop and compliance with UL standards.

Authorized Distributors
Source:Newark
Part No:0456050.DRSD
Stock:75
Inv Date:05-28-2026
Price: Unit price: $1.19
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Source:DigiKey
Part No:0456050.DRSD
Stock:4500
Inv Date:05-28-2026
Price: Unit price: $3.58087
Buy/RFQ:
Part No:0456050.DRSD
Stock:0
Inv Date:05-28-2026
Price: Unit price: $5.88
Buy/RFQ:
Part No:0456050.DRSD
Stock:0
Inv Date:05-28-2026
Price: Unit price: $4.63
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Part No:0456050.DRSD
Stock:3000
Inv Date:05-29-2026
Price: N/A
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Littelfuse 0456050DRSD High Current Fuse Specifications:

  • Body Material: Ceramic
  • Cap Material: Silver Plated Brass
  • Current Ratings: 40A, 50A
  • Voltage Rating: 75VDC
  • Interrupting Rating: 600A@75VDC
  • Operating Temperature: -55°C to 125°C with derating
  • Body Marking: Current Rating, Brand Logo, MILSTD-202, Method 107
  • Insulation Resistance: ≥10,000 ohms
  • Vibration Resistance: MILSTD-202, Method 210
  • Solderability: MILSTD-202, Method 208
  • Moisture Resistance: High Humidity 90-98% RH
  • Thermal Management: Max 90°C body temperature during operation
  • Recommended Copper Trace Width: 15mm (40A), 25mm (50A)
  • Assembly: Tape and reel packaging, 160 units per reel
  • Operating Temp Range: -55°C to 125°C

Buy the Buy Littelfuse 456SD Series High Current Fuse Part Number 0456050DRSD Online

Secure your power and industrial projects by purchasing the Littelfuse 456SD Series High Current Fuse online. Designed for demanding environments, this surface-mount ceramic fuse provides superior current interruption, low resistance, and high surge capacity, supporting 40A and 50A ratings. Ideal for power supplies, servers, and motor controls, it ensures dependable protection. Easy to install with tape and reel packaging, this fuse guarantees safety and reliability while complying with UL standards. Order now for fast delivery and enhance your electrical safety with expert-grade fault protection.

Order your Littelfuse Series456SD 0456050DRSD high current ceramic fuse today and ensure reliable overcurrent protection for your power systems and industrial applications.

Frequently Asked Questions

Where can I buy Littelfuse 0456050DRSD?

You can click on the BUY or RFQ button to purchase 0456050DRSD from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part 0456050DRSD?

You can download the 0456050DRSD datasheet or visit the Littelfuse website for support.

Who is the manufacturer of 0456050DRSD?

Littelfuse

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