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OptiFuse FMSR63mA Micro Fuse

A fast-acting micro fuse with a square body designed to meet North American standards. It features short radial leads for easy mounting and has a rated current of 63mA, providing reliable overcurrent protection for electronic circuits. This fuse is suitable for various electronic applications, ensuring safety and protection for sensitive components. Constructed with thermoplastic UL94VO body and silver alloy elements, it offers high reliability. With a voltage rating of 250V and interrupt ratings up to 50A, it ensures effective overload and fault protection in compact, high-performance electronic devices.

Authorized Distributors
Part No:FMS-R-63MA
Stock:0
Inv Date:06-05-2026
Price: Unit price: $4.36
Buy/RFQ:
Part No:FMS-R-63MA
Stock:0
Inv Date:06-05-2026
Price: Unit price: $4.36
Buy/RFQ:

OptiFuse FMSR63MA Micro Fuse Specifications:

  • Body Material: Thermoplastic UL94VO
  • Element Material: Silver Alloy
  • Rated Current: 63mA
  • Voltage Rating: 250V
  • Interrupt Ratings: 50A @ 250 VAC
  • Lead Type: Short radial leads
  • Dimensions: Approximately 0.33 inches (8.5 mm) length and 0.17 inches (4.3 mm) width
  • Material: Copper alloy, tin plated
  • Agency Standards: UL/CSA compliant
  • Operation: Designed for occasional overcurrent protection
  • Temperature Rating: Suitable for typical circuit conditions
  • Warning: Avoid operation beyond specified ratings or prolonged trips

Buy the Optifuse Series FMS-R Micro Fuse: FMSR63mA

Purchase the Optifuse FMSR63mA micro fuse online today to ensure reliable overcurrent protection for your electronic devices. This fast-acting, square-bodied fuse features short radial leads for easy mounting, rated at 63mA and 250V. Its thermoplastic UL94VO body and silver alloy element deliver high reliability in protecting sensitive electronic components from overloads and faults. Designed for occasional use, the fuse offers effective circuit protection with UL/CSA approval, making it ideal for a wide range of electronic applications requiring safety, durability, and precision.

Get Optifuse FMSR63mA today—built for precision and long-lasting durability in electronic circuit protection.

Frequently Asked Questions

Where can I buy OptiFuse FMSR63MA?

You can click on the BUY or RFQ button to purchase FMSR63MA from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part FMSR63MA?

You can download the FMSR63MA datasheet or visit the OptiFuse website for support.

Who is the manufacturer of FMSR63MA?

OptiFuse

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