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OptiFuse FSA250mA Fast Acting Glass Fuse

This is a ¼ inch by 1¼ inch glass body, fast-acting fuse designed for reliable circuit protection in industrial and electronic applications. It features a compact, easy-to-install design with nickel-plated brass contacts, and an operating temperature range of -55°C to +125°C for maximum durability. Suitable for integrating into various electrical systems, the fuse offers rated currents from 100mA to 30A, with high interrupt ratings and UL, CSA, and UL Recognized certifications. Its robust design ensures safe operation in demanding environments, making it ideal for industrial equipment, control panels, and electronic devices.

Authorized Distributors
Source:DigiKey
Part No:FSA-250MA
Stock:3155
Inv Date:06-05-2026
Price: Unit price: $1.18
Buy/RFQ:
Part No:FSA-250mA
Stock:27
Inv Date:06-05-2026
Price: Unit price: $1.2
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Part No:FSA-250MA
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.7115
Buy/RFQ:
Part No:FSA-250MA
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.7115
Buy/RFQ:
Part No:FSA-250MA
Stock:0
Inv Date:06-05-2026
Price: N/A
Buy/RFQ:

OptiFuse FSA250MA Fast Acting Glass Fuse Specifications:

  • Physical Size: ¼ x 1¼ inches (6.35 x 32 mm)
  • Material: Glass body, nickel-plated brass contacts, tin-plated copper leads
  • Rated Current: 100mA to 30A
  • Voltage Rating: 250V AC (with interrupt ratings up to 300A at 32V AC)
  • Operating Temperature: -55°C to +125°C
  • Interrupt Ratings: 35A at 250V AC (100mA-1A), 12A-30A at 250V AC, 300A at 32V AC
  • Packaging: Bulk options available (FSA-500 pcs, FSA-P-250 pcs per box)
  • Certifications: UL Listed, CSA Certified, UR Recognized
  • Lead Wire Diameter: 0.8mm for 15A and less, larger for 16A-30A
  • Materials: Glass body, nickel-plated brass contacts, tin-plated copper leads

Buy the Optifuse 250mA Fast Acting Glass Fuse – Reliable Circuit Protection for Industrial Applications

Purchase the high-quality fast-acting glass fuse online to ensure reliable circuit protection for your industrial, commercial, or electronic needs. With ratings ranging from 100mA to 30A, UL and CSA certifications, and a robust design suitable for high-temperature environments, this fuse provides safety and durability. Compact and easy to install, it is ideal for control panels, electronic devices, and industrial equipment. Order now to benefit from fast delivery and secure online shopping for a trusted electrical component that guarantees protection and long-term performance.

Get Optifuse 250mA fuse today—built for precision, safety, and long-lasting durability in demanding electrical systems.

Frequently Asked Questions

Where can I buy OptiFuse FSA250MA?

You can click on the BUY or RFQ button to purchase FSA250MA from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part FSA250MA?

You can download the FSA250MA datasheet or visit the OptiFuse website for support.

Who is the manufacturer of FSA250MA?

OptiFuse

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