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OptiFuse FMX50A Automotive Fuse Link

The automotive fuse link with a J-case style female terminal provides reliable overcurrent protection for vehicle electrical systems. Rated at 50 amps and designed to prevent damage due to electrical faults, it features a compact mechanical dimension for easy installation. Made to meet industry standards, this fuse link ensures safety and durability across various automotive applications. Its color-coded housing aids in quick identification, while its high interrupting rating safeguards the circuit during overload conditions, making it an essential component for automotive electricians and enthusiasts.

Authorized Distributors
Source:DigiKey
Part No:FMX-50A
Stock:922
Inv Date:06-05-2026
Price: Unit price: $7.17
Buy/RFQ:
Part No:FMX-50A
Stock:20
Inv Date:06-05-2026
Price: Unit price: $1.16
Buy/RFQ:
Part No:FMX-50A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $4.32
Buy/RFQ:
Part No:FMX-50A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $4.32
Buy/RFQ:

OptiFuse FMX50A Automotive Fuse Link Specifications:

  • Voltage: 32 VDC
  • Amperage: 20A, 25A, 30A, 40A, 50A, 60A
  • Interrupting Rating: 1,500A @ 32 VDC
  • Agency Standards and Listings: ISO 8820-4:2002
  • Mechanical Dimensions: 0.464 inches (11.63 mm), 0.564 inches (14.24 mm), 0.484 inches (12.30 mm), 0.113 inches (2.84 mm), 1.072 inches (27.34 mm), 0.394 inches (10.02 mm), 0.474 inches (12.02 mm), 0.047 inches (1.28 mm), 0.22 inches (5.64 mm)
  • Housing Ratings by Ampere: FMX-20A Light-Blue, FMX-25A White, FMX-30A Pink, FMX-40A Green, FMX-50A Red, FMX-60A Yellow
  • Time Characteristics: 110% rated current for 4 hours, 200% for 5 seconds to 100 seconds, 350% for 200 ms, 600% for 40 ms
  • Operation: Designed for vehicle electrical systems, warns against overuse beyond maximum ratings

Buy the OptiFuse Series Automotive Fuse Link: FMX50A

Purchase the OptiFuse FMX50A automotive fuse link online today and ensure reliable overcurrent protection for your vehicle's electrical system. Designed with a J-case style female terminal and rated at 50 amps, this fuse provides quick circuit interruption during overloads, preventing damage and maintaining safety. Its compact size allows for easy installation, while color-coded housing simplifies identification. Built to meet industry standards, the FMX50A is ideal for automotive repair, customization, and maintenance, offering durability and high performance for all your electrical protection needs.

Get OptiFuse FMX50A today—built for precision and long-lasting durability in vehicle electrical systems.

Frequently Asked Questions

Where can I buy OptiFuse FMX50A?

You can click on the BUY or RFQ button to purchase FMX50A from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part FMX50A?

You can download the FMX50A datasheet or visit the OptiFuse website for support.

Who is the manufacturer of FMX50A?

OptiFuse

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