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OptiFuse ACB12H50A Automotive Circuit Breaker

The automotive circuit breaker Type I with auto-reset function operates at 12V or 24V DC, featuring a durable steel body and horizontal bracket for reliable vehicle protection. It includes two 10-32 threaded studs for straightforward installation, with a contact gap of approximately 0.66 to 0.56 inches. Rated for up to 50A, it conforms to SAE J553 standards, ensuring high-quality performance. Designed for automotive electrical systems, this circuit breaker provides quick response to overcurrent conditions, making it ideal for car and truck applications requiring dependable circuit protection.

Authorized Distributors
Part No:ACB-12-H-50A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $4.55
Buy/RFQ:
Part No:ACB-12-H-50A
Stock:0
Inv Date:06-04-2026
Price: Unit price: $4.44
Buy/RFQ:

OptiFuse ACB12H50A Automotive Circuit Breaker Specifications:

  • Voltage: 12V or 24V DC
  • Amperage: 10A, 15A, 20A, 25A, 30A, 35A, 40A, 50A
  • Terminals: Battery - Copper Plate (0.58”), Auxiliary — Zinc Plate (0.66”)
  • Conforms to SAE J553 standards
  • Body Material: Steel
  • Operating Temperature: -10°F to 150°F
  • Storage Temperature: -20°F to 200°F
  • Current Rating: up to 50A
  • Open Time: >30 Min at 100%, <30 Min at 135%, <1 Min at 200%
  • Physical Dimensions: 0.67 x 0.20 inches (17.02 x 5.08 mm), contact gap approximately 0.66-0.56 inches
  • Mounting: Horizontal bracket with two 10-32 threaded studs
  • Contact Gap: approximately 0.66 to 0.56 inches
  • Additional: Durable metal case for automotive use

Buy the OptiFuse Series Automotive Circuit Breaker: ACB12H50A

Purchase the OptiFuse automotive circuit breaker online today to ensure dependable protection for your vehicle’s electrical system. Designed for automotive applications, this circuit breaker offers quick response to overloads with a durable steel body and easy-to-install horizontal mounting bracket. Rated up to 50A and compliant with SAE J553 standards, it’s an essential component for automotive electrical systems. Secure your vehicle’s electrical safety with this reliable, high-quality circuit breaker—order now for fast, hassle-free delivery.

Buy OptiFuse ACB-12-H now and experience unmatched reliability and performance in automotive circuit protection.

Frequently Asked Questions

Where can I buy OptiFuse ACB12H50A?

You can click on the BUY or RFQ button to purchase ACB12H50A from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part ACB12H50A?

You can download the ACB12H50A datasheet or visit the OptiFuse website for support.

Who is the manufacturer of ACB12H50A?

OptiFuse

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