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OptiFuse FSA3A Fast-Acting Glass Fuse

This is a 3A fast-acting glass body fuse designed for protection in electrical circuits. It features a ¼ x 1¼ inch (6.3 x 32mm) size, UL and CSA certifications, and a high interrupt rating of up to 300A at 32V AC. Made with a glass body, nickel-plated brass contacts, and tin-plated copper leads, this fuse ensures reliable performance in low to moderate current applications. Suitable for various electronics, it offers quick response times and compliance with industry standards, making it a dependable choice for circuit protection.

Authorized Distributors
Source:DigiKey
Part No:FSA-3A
Stock:1990
Inv Date:06-05-2026
Price: Unit price: $0.97
Buy/RFQ:
Part No:FSA-3A
Stock:47
Inv Date:06-05-2026
Price: Unit price: $0.99
Buy/RFQ:
Part No:FSA-3A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.5846
Buy/RFQ:
Part No:FSA-3A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.5846
Buy/RFQ:

OptiFuse FSA3A Fast-Acting Glass Fuse Specifications:

  • Size: ¼ x 1¼ inch (6.3 x 32mm)
  • Rating: 3A
  • Type: Fast-Acting Glass Tube Fuse
  • Material: Glass Body, Nickel Plated Brass Contacts, Tin Plated Copper Leads
  • Lead Wire Diameter: 0.8mm for 15A and below; diameter varies for higher ratings
  • Certifications: UL Listed, CSA Certified
  • Interrupt Ratings: Up to 300A at 32V AC depending on rating
  • Operating Temperature: -55°C to +125°C
  • Packaging: Bulk in boxes of 250 or 500 pieces
  • Agency Standards: UL, CSA, UR Recognized
  • Application: Circuit protection, electrical safety, electronics, industrial systems

Buy the Optifuse Series FSA 3A Fast-Acting Glass Tube Fuse: FSA3A

Purchase the Optifuse FSA3A 3A fast-acting glass fuse online today. This reliable fuse provides quick response protection for electrical devices, ensuring safety and performance. Its compact size, UL and CSA certifications, and high interrupt ratings make it ideal for electronics, industrial, and safety applications. Easily integrate this fuse into your circuit designs or repair projects for dependable overcurrent protection. Order now to benefit from fast shipping and secure checkout—experience durability and precision with Optifuse's trusted fuse products.

Get Optifuse FSA3A today—compact, reliable, and built for precise circuit protection in electronics and industrial systems.

Frequently Asked Questions

Where can I buy OptiFuse FSA3A?

You can click on the BUY or RFQ button to purchase FSA3A from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part FSA3A?

You can download the FSA3A datasheet or visit the OptiFuse website for support.

Who is the manufacturer of FSA3A?

OptiFuse

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