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OptiFuse FCD4A ceramic fuse links

A pack of five 20 mm ceramic body fuse links, designed for fast-acting overcurrent protection. These fuses are compliant with European standards and rated for 4A current, making them ideal for circuit protection in electronic and electrical systems. They feature a ceramic body with nickel-plated brass caps, suitable for various applications requiring reliable, quick response overcurrent interruption. Designed for high breaking capacity and operating efficiently between -55°C and +125°C, these fuses ensure safety and durability in demanding environments, providing optimal protection against electrical faults.

Authorized Distributors
Source:DigiKey
Part No:FCD-4A
Stock:2658
Inv Date:06-05-2026
Price: Unit price: $1.58
Buy/RFQ:
Part No:FCD-4A
Stock:50
Inv Date:06-05-2026
Price: Unit price: $1.61
Buy/RFQ:
Part No:FCD-4A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.9558
Buy/RFQ:
Part No:FCD-4A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.9558
Buy/RFQ:

OptiFuse FCD4A ceramic fuse links Specifications:

  • Physical Dimensions: 5 x 20 mm ceramic fuse links
  • Material: Ceramic body with nickel-plated brass caps
  • Rated Current: 4A
  • Voltage Rating: 250V AC
  • Temperature Range: -55°C to +125°C
  • Lead Wire Diameter: 0.65mm for 8A and less; 0.8mm for 8A–12A; 1.0mm over 12A
  • Break Capacity: 1,500 Amperes at 250V AC
  • Type: Fast-acting, high breaking capacity
  • Standards: Compliant with European safety standards
  • Application: Overcurrent protection in electrical and electronic systems

Buy the OptiFuse FCD4A – Reliable Overcurrent Protection for Industrial Applications

Purchase OptiFuse ceramic fuse links online today—perfect for overcurrent protection in electrical systems. These fast-acting 20 mm fuses rated for 4A are designed with ceramic bodies and nickel-plated brass caps for durability and safety. They feature high breaking capacity up to 1500A at 250V AC and operate within a temperature range of -55°C to +125°C. Ideal for electronic and electrical applications requiring reliable, rapid response to overcurrent conditions, these fuses ensure safe, long-term circuit protection in various industrial settings.

Get OptiFuse FCD4A today—built for precise and long-lasting durability in circuit protection.

Frequently Asked Questions

Where can I buy OptiFuse FCD4A?

You can click on the BUY or RFQ button to purchase FCD4A from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part FCD4A?

You can download the FCD4A datasheet or visit the OptiFuse website for support.

Who is the manufacturer of FCD4A?

OptiFuse

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