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OptiFuse MRCBP4PM20A Automotive Circuit Breaker

This Type III automotive circuit breaker with manual reset is designed for 28V DC systems, featuring a compact mini blade design and thermoplastic body rated UL 94V-0. Suitable for automotive applications, it supports amperages from 5A up to 30A with various interrupt ratings, providing reliable overcurrent protection. The device body is color-coded by amperage, and it is built with tin-plated copper alloy terminals for secure connections. Operating comfortably across -40°C to 85°C, this circuit breaker ensures durable performance in automotive electrical systems, with a simple reset mechanism for quick troubleshooting and maintenance.

Authorized Distributors
Source:DigiKey
Part No:MRCBP4-PM-20A
Stock:1583
Inv Date:06-05-2026
Price: Unit price: $14.25
Buy/RFQ:
Part No:MRCBP4-PM-20A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $14.25
Buy/RFQ:
Part No:MRCBP4-PM-20A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $8.6
Buy/RFQ:
Part No:MRCBP4-PM-20A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $8.6
Buy/RFQ:

OptiFuse MRCBP4PM20A Automotive Circuit Breaker Specifications:

  • Voltage: 28VDC
  • Amperage: 5A, 7.5A, 10A, 15A, 20A, 25A, 30A
  • Materials: Thermoplastic — UL Rated 94-V-0
  • Terminals: Tin plated Copper Alloy
  • Testing Standard: SAE J553 Type II
  • Operating Temperature: -40°C to 85°C
  • Interrupt Ratings: 5A-10A version 100A, 15A version 150A, 20A version 200A, 25A-30A version 300A
  • Mechanical Dimensions: 0.80 in (12.45 mm) x 0.41 in (10.5 mm) x 1.38 in (35 mm)
  • Color Coding: Cover color indicates amperage ratings

Buy the Buy Optifuse Type III Automotive Circuit Breaker Part Number MRCBP4PM20A Online

Purchase the Optifuse automotive circuit breaker online today for dependable overcurrent protection in automotive systems. Its compact mini blade design simplifies installation and replacement, while the thermoplastic body offers durability. Rated at 28V DC with amperages up to 30A, this circuit breaker is suitable for various vehicle electrical applications. Its color-coded cover and precise interrupt ratings ensure safety and performance. Ideal for automotive technicians and DIY enthusiasts seeking quality, quick reset, and reliable protection in a single, easy-to-install unit.

Order your Optifuse Series MRCBP4PM20A automotive circuit breaker today and ensure reliable protection for your vehicle’s electrical system with quick manual reset.

Frequently Asked Questions

Where can I buy OptiFuse MRCBP4PM20A?

You can click on the BUY or RFQ button to purchase MRCBP4PM20A from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part MRCBP4PM20A?

You can download the MRCBP4PM20A datasheet or visit the OptiFuse website for support.

Who is the manufacturer of MRCBP4PM20A?

OptiFuse

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