myMectronic
myMectronic

A Premier B2B Part Search

OptiFuse 141070 Automotive Circuit Breaker

This high-current automotive circuit breaker is designed for 42VDC systems, offering reliable auto-reset protection with a 70A rating. It features IP67 waterproof sealing, a thermoset plastic UL-rated 94-VO frame, and complies with SAE J162S and SAE J1171 standards. Suitable for automotive and industrial applications, it mounts easily with a maximum torque of 40 in-Ib. The breaker incorporates an auto-reset feature to prevent damage from overcurrent conditions, ensuring safety and durability in harsh environments. Its rugged design makes it ideal for high-current automotive electrical circuits requiring dependable circuit protection.

Authorized Distributors
Part No:141070
Stock:0
Inv Date:06-05-2026
Price: Unit price: $34.03
Buy/RFQ:
Part No:141070
Stock:0
Inv Date:06-05-2026
Price: Unit price: $58.92
Buy/RFQ:
Part No:141070
Stock:0
Inv Date:06-05-2026
Price: Unit price: $58.92
Buy/RFQ:

OptiFuse 141070 Automotive Circuit Breaker Specifications:

  • Voltage: 42 VDC Maximum
  • Amperage: 70A
  • Interrupt Rating: 3000A @ 30VDC
  • IP Rating: IP67
  • Frame Material: Thermoset Plastic, UL rated 94-VO
  • Mounting Torque: 40 in-Ib Max
  • Stud Torque: 50 in-Ib Max
  • Stud Size: 4 inches, 28 threads per inch
  • Compatible with SAE J162S and SAE J1171 standards
  • Auto-reset circuit breaker for automotive applications
  • Suitable for occasional overcurrent protection with minimal repeated trips
  • Designed to prevent damage from electrical overloads, with robust waterproof sealing
  • Dimensions approx.: 2.92 inches (74.2 mm) length, 0.92 inches (8.28 mm) width, 1.90 inches (48.24 mm) height
  • Temperature Rating: suitable for automotive environments
  • Designed for high current and rugged conditions

Buy the Optifuse 141070 – Reliable Automotive Circuit Breaker for Industrial Applications

Secure your electrical system with the Optifuse automotive circuit breaker. Rated for 70A at 42VDC, it features IP67 waterproof sealing, auto-reset functionality, and rugged thermoset plastic construction. Its robust design ensures dependable overcurrent protection in harsh environments, making it ideal for automotive and industrial applications. Easy to install with a maximum mounting torque of 40 in-Ib, this breaker prevents electrical damage and enhances safety. Protect your vehicle's electrical circuits today with this high-performance, reliable circuit breaker available online.

Buy Optifuse 141070 now and experience unmatched reliability and high current protection for automotive and industrial electrical systems.

Frequently Asked Questions

Where can I buy OptiFuse 141070?

You can click on the BUY or RFQ button to purchase 141070 from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part 141070?

You can download the 141070 datasheet or visit the OptiFuse website for support.

Who is the manufacturer of 141070?

OptiFuse

OptiFuse Part List

Browse and search other OptiFuse parts, locate datasheets and stock

Sponsored by