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OptiFuse FSX3A Glass Tube Fuse

The FSX series is a range of fast-acting glass tube fuses designed for reliable circuit protection in various applications. This 1/4 inch by 1 inch fuse rated at 3A provides quick response to overcurrent conditions, minimizing potential damage to electrical components. It is suitable for automotive and general electronic use, offering a voltage rating of 125V or 250V with high breaking capacity—10KA at 125VAC and 200A at 125VAC for larger ratings. Compliant with UL248-14 standards, these fuses ensure safety and performance in demanding environments, with precise dimensions and rated for fast action. Their durable glass construction enhances reliability and quick disconnect capabilities.

Authorized Distributors
Part No:FSX-3A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.99
Buy/RFQ:
Part No:FSX-3A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.5962
Buy/RFQ:
Part No:FSX-3A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.5962
Buy/RFQ:

OptiFuse FSX3A Glass Tube Fuse Specifications:

  • Fuse Size: 1/4 inch x 1 inch (6.3 x 25.4mm)
  • Ampere Rating: 3A
  • Voltage Rating: 125V / 250V
  • Electrical Characteristics: 10KA at 125VAC, 200A at 125VAC
  • Mechanical Dimensions: Length 1.00 inch (25.4 mm), Width 0.25 inch (6.3 mm)
  • Material: Glass body, metal end caps
  • Standards: UL248-14 compliant
  • Application: Circuit protection in automotive and electronic equipment
  • Construction: Fast-acting, quick response fuse

Buy the OptiFuse Series FSX Glass Tube Fuse: FSX3A

Order the FSX series 3A glass fuse online today to ensure your electronic devices and automotive circuits are protected with fast-acting, high-quality fuses. These 1/4 inch by 1 inch glass fuses deliver quick circuit interruption, high voltage capacity, and UL standards compliance, offering peace of mind and safety in various applications. Purchase easily from our online store and benefit from fast shipping, authentic products, and dedicated customer support to keep your systems running smoothly and securely. Upgrade your electrical protection today with OptiFuse.

Get OptiFuse FSX3A today—built for quick response and reliable circuit protection in demanding electronic applications.

Frequently Asked Questions

Where can I buy OptiFuse FSX3A?

You can click on the BUY or RFQ button to purchase FSX3A from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part FSX3A?

You can download the FSX3A datasheet or visit the OptiFuse website for support.

Who is the manufacturer of FSX3A?

OptiFuse

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