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OptiFuse FSA500mA Glass Tube Fuse

This is a quick-acting glass tube fuse designed for use in electrical circuits, measuring 6.3 x 32mm with a glass body and nickel-plated brass contacts. Suitable for applications requiring protection up to 30A, it operates within a temperature range of -55°C to +125°C. The fuse features tin-plated copper leads with diameters of 0.8mm for ratings 15A and below, and larger for higher ratings. It has UL Listing, CSA Certification, and an interrupt rating up to 300A at 32V AC, ensuring reliable circuit protection in various industrial and electronic devices.

Authorized Distributors
Source:DigiKey
Part No:FSA-500MA
Stock:3367
Inv Date:06-05-2026
Price: Unit price: $0.97
Buy/RFQ:
Part No:FSA-500mA
Stock:70
Inv Date:06-05-2026
Price: Unit price: $0.99
Buy/RFQ:
Part No:FSA-500MA
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.5846
Buy/RFQ:
Part No:FSA-500MA
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.5846
Buy/RFQ:
Part No:FSA-500MA
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.19
Buy/RFQ:

OptiFuse FSA500MA Glass Tube Fuse Specifications:

  • Dimensions: 6.3 x 32mm (¼ x 1¼ inch)
  • Material: Glass body with nickel-plated brass contacts
  • Lead Wire: Tin-plated copper, Dia. 0.8mm
  • Temperature Range: -55°C to +125°C
  • Interrupt Rating: 300A at 32V AC
  • Standards: UL Listed, CSA Certified
  • Operating Environment: Suitable for industrial and electronic use
  • Rated Current: 500mA
  • Type: Fast-acting, glass tube fuse
  • Packaging: Bulk boxes of 250 or 500 pieces
  • Rated Voltage: 250V to 32V AC depending on amperage
  • Compliance: Agency standards and recognized safety certifications

Buy the Optifuse Series FSA: 6.3 x 32mm Fast Acting Glass Tube Fuse

Secure your electrical circuits with the Optifuse Series FSA fast-acting glass tube fuse. Measuring 6.3 x 32mm and rated up to 30A, this UL listed and CSA certified fuse provides reliable overcurrent protection across various industrial and electronic applications. With its durable glass body, nickel-plated brass contacts, and high interrupt ratings, it guarantees safety and performance. Available in bulk, these fuses are essential components for circuit protection, ensuring safe operation and preventing damage caused by overloads and faults in electrical systems.

Order your Optifuse Series FSA 6.3 x 32mm fast-acting glass tube fuse today and ensure reliable circuit protection for your industrial and electronic projects.

Frequently Asked Questions

Where can I buy OptiFuse FSA500MA?

You can click on the BUY or RFQ button to purchase FSA500MA from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part FSA500MA?

You can download the FSA500MA datasheet or visit the OptiFuse website for support.

Who is the manufacturer of FSA500MA?

OptiFuse

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