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OptiFuse FSF63A Fast Acting Glass Fuse

A 3.6 x 10 mm glass-body fast-acting fuse rated at 6.3A, adhering to North American standards. Suitable for overcurrent protection in electronic circuits. Designed to protect electronic components from overcurrent conditions, this fuse features a ceramic body with nickel brass caps, ensuring durability and reliable performance. With an operating temperature range of -55°C to 125°C, it is ideal for various electrical and electronic applications, providing quick disconnection during overloads. Its compact size makes it easy to install in tight spaces within electronic devices or circuit boards.

Authorized Distributors
Source:DigiKey
Part No:FSF-6.3A
Stock:1668
Inv Date:06-05-2026
Price: Unit price: $1.05
Buy/RFQ:
Part No:FSF-6.3A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $1.05
Buy/RFQ:
Part No:FSF-6.3A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.6346
Buy/RFQ:
Part No:FSF-6.3A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.6346
Buy/RFQ:

OptiFuse FSF63A Fast Acting Glass Fuse Specifications:

  • Fuse Type: Glass tube, fast-acting
  • Dimensions: 3.6 x 10 mm
  • Material: Ceramic body with nickel brass caps
  • Rated Current: 6.3A
  • Operating Temperature Range: -55°C to 125°C
  • Standards Compliance: North American standards
  • Interrupting Rating: 50A at 250V AC
  • Lead Wire: Not specified
  • Voltage Rating: 250V AC
  • Application: Overcurrent protection in electronic circuits
  • Design Features: Compact size, fast response, reliable disconnection

Buy the Buy Fast Acting Glass Tube Fuse Part Number FSF63A Online

Shop online for the Optifuse FSF63A fast-acting glass fuse, measuring 3.6 x 10 mm and rated at 6.3A. This ceramic-bodied fuse provides quick response to overcurrent conditions, safeguarding electronic components. Ideal for circuit protection, it features nickel brass caps for durability and reliable performance within operating temperatures of -55°C to 125°C. Its compact size makes installation straightforward in tight spaces. Perfect for professionals and hobbyists seeking dependable overcurrent protection for electronic projects and appliances.

Buy Optifuse FSF63A now and experience unmatched reliability and quick protection in electronic circuits with our durable glass fuses.

Frequently Asked Questions

Where can I buy OptiFuse FSF63A?

You can click on the BUY or RFQ button to purchase FSF63A from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part FSF63A?

You can download the FSF63A datasheet or visit the OptiFuse website for support.

Who is the manufacturer of FSF63A?

OptiFuse

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