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Littelfuse 37211600431 Radial Lead Fuse

The 372 Series TR5 time-lag radial lead fuses are 250V rated, halogen-free, lead-free, and compliant with IEC 60127-3. Designed for applications like battery chargers, power supplies, consumer electronics, and industrial controllers, these fuses feature low internal resistance, shock resistance, vibration resistance, and can be directly soldered or used as plug-in variants. They offer reliable overcurrent protection with fast response times, meeting international safety standards, and are available from 0.040A up to 6.3A, with multiple packaging options for ease of installation.

Authorized Distributors
Source:Newark
Part No:37211600431
Stock:410
Inv Date:05-28-2026
Price: Unit price: $1.47
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Source:DigiKey
Part No:37211600431
Stock:44
Inv Date:05-28-2026
Price: Unit price: $1.45
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Part No:37211600431
Stock:690
Inv Date:05-29-2026
Price: Unit price: $1.45
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Part No:37211600431
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.87
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Part No:37211600431
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.805
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Source:Arrow EU
Part No:37211600431
Stock:4800
Inv Date:05-29-2026
Price: N/A
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Part No:37211600431
Stock:8
Inv Date:05-29-2026
Price: N/A
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Littelfuse 37211600431 Radial Lead Fuse Specifications:

  • Voltage Rating: 250V
  • Type: Time-Lag Fuse
  • Series: 372 Series
  • Material: Brown thermoplastic polyamide PA 6.6 (Base/Cap), Copper (pins)
  • Rating Range: 0.040A to 6.3A
  • Rated Frequency: 50/60Hz
  • Breaking Capacity: UL approved 60A at 250V
  • Temperature Range: -40°C to +85°C, re-rating applicable
  • Lead Material: Tin-plated copper
  • Soldering Temperature: 350°C for up to 1s
  • Soldering Iron: 350°C +/- 5°C
  • Vibration Resistance: IEC 60068-2-6
  • Humidity: RH < 75% (annual average), maximum 95%
  • Packaging: Tape, Ammopack, Bulk options up to 1,000,000 pieces

Buy the Littelfuse Series 372 Time-Lag Fuse: 37211600431

Experience high-reliability protection with the Littelfuse 372 Series radial lead fuses. Rated at 250V and available from 0.040A to 6.3A, these halogen-free, RoHS-compliant fuses are ideal for battery chargers, power supplies, consumer electronics, and industrial control systems. Designed to withstand vibration, shock, and temperature variations, they feature low internal resistance and can be directly soldered or used as plug-in versions. Easy to install and providing quick response times, they're essential for safeguarding electronic circuits efficiently.

Get Littelfuse 37211600431 today—built for precision and long-lasting durability in overcurrent protection.

Frequently Asked Questions

Where can I buy Littelfuse 37211600431?

You can click on the BUY or RFQ button to purchase 37211600431 from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part 37211600431?

You can download the 37211600431 datasheet or visit the Littelfuse website for support.

Who is the manufacturer of 37211600431?

Littelfuse

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