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OptiFuse FMSR50mA Micro Fuse

This fast-acting micro fuse features a square thermoplastic body with short radial leads, complying with North American standards. Designed for quick circuit protection, it has a 50mA current rating and an operating voltage of 250V. Made from tin-plated copper alloy with silver alloy elements, the fuse provides reliable overcurrent protection for sensitive electronic components. Its compact size and UL94V-0 flammability rating make it suitable for various electronic applications requiring precise, fast response to circuit faults. It is intended for occasional overcurrent protection and should not be used for repeated or prolonged trips.

Authorized Distributors
Part No:FMS-R-50MA
Stock:0
Inv Date:06-04-2026
Price: Unit price: $4.36
Buy/RFQ:
Part No:FMS-R-50MA
Stock:0
Inv Date:06-04-2026
Price: Unit price: $4.36
Buy/RFQ:

OptiFuse FMSR50MA Micro Fuse Specifications:

  • Body Material: Thermoplastic UL94V-0
  • Lead Type: Radial short leads
  • Rated Current: 50mA
  • Voltage Rating: 250V
  • Interrupt Ratings: 50A at 250 VAC
  • Material: Copper alloy, tin plated with silver alloy element
  • Dimensions: Approximate length 0.33 inches (8.5 mm), width 0.17 inches (4.3 mm)
  • Design Standard: North American standard, square body
  • Application: Quick circuit protection for sensitive electronics
  • Operating Environment: Suitable for occasional overcurrent protection, not for repeated or prolonged trips

Buy the Optifuse Series FMS Micro Fuse: FMSR50mA

Secure your electronic devices with the high-quality Optifuse Micro Fuse, rated at 50mA. Designed with a square thermoplastic body and short radial leads, it provides fast-acting overcurrent protection for critical circuits. Its UL94V-0 flammability rating and compact size ensure safety and ease of installation. Suitable for occasional use, this fuse offers reliable performance and quick response—perfect for protecting sensitive electronic components from power surges. Purchase online today for superior circuit safety and peace of mind.

Buy Optifuse FMSR50mA now and experience unmatched reliability and precise overcurrent protection for sensitive electronics.

Frequently Asked Questions

Where can I buy OptiFuse FMSR50MA?

You can click on the BUY or RFQ button to purchase FMSR50MA from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part FMSR50MA?

You can download the FMSR50MA datasheet or visit the OptiFuse website for support.

Who is the manufacturer of FMSR50MA?

OptiFuse

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