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OptiFuse 141150 Auto Reset Circuit Breaker

The automotive Type I circuit breaker is an auto-reset device designed for 42V DC systems, offering high current protection up to 150A. It features waterproof IP67 rating with thermoset plastic UL-rated 94-VO frame material. The breaker is suitable for panel mounting with a maximum torque of 40 inch-pounds and stud torque of 50 inch-pounds. It complies with SAE J162S and J1171 standards, providing reliable overcurrent protection with a 3000A interrupt rating, making it ideal for automotive and marine applications requiring durable high-current circuit protection.

Authorized Distributors
Source:DigiKey
Part No:141150
Stock:177
Inv Date:06-05-2026
Price: Unit price: $71.24
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Part No:141150
Stock:0
Inv Date:06-05-2026
Price: Unit price: $76.4
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Part No:141150
Stock:0
Inv Date:06-05-2026
Price: Unit price: $71.25
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Part No:141150
Stock:0
Inv Date:06-05-2026
Price: Unit price: $84.07
Buy/RFQ:
Part No:141150
Stock:0
Inv Date:06-05-2026
Price: Unit price: $84.07
Buy/RFQ:

OptiFuse 141150 Auto Reset Circuit Breaker Specifications:

  • Voltage: 42 VDC Maximum
  • Current Ratings: 25A, 30A, 40A, 50A, 60A, 70A, 80A, 90A, 100A, 120A, 135A, 140A, 150A
  • 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
  • Designed to meet: SAE J162S, SAE J1171 (Ignition Protected)
  • Mechanical Dimensions: 2.92 inches long, 0.92 inches wide
  • Time Characteristics: No trip at 100% load, trip at 135% in 30m, 200% load trips in 12-45 seconds, 300% in 3.58-15 seconds
  • Warning: Operation beyond maximum ratings may cause damage or arcing, overcurrent protection is for occasional use.

Buy the Buy OptiFuse Type I Auto Reset Circuit Breaker Part Number 141150 Online

Secure your automotive electrical system with the high-current, waterproof Auto Reset Circuit Breaker. Designed for 42V DC applications, it supports ratings up to 150A, providing reliable overcurrent protection. Its IP67 rating ensures durability against water and dust, making it ideal for automotive, marine, and dielectric environments. Easy to install with panel mounting, this circuit breaker adheres to SAE standards J162S and J1171, offering long-term performance, safety, and durability to enhance your vehicle's electrical reliability and prevent costly damage.

Order your OptiFuse Series141150 circuit breaker today and ensure your automotive circuits are protected with reliable high-current protection.

Frequently Asked Questions

Where can I buy OptiFuse 141150?

You can click on the BUY or RFQ button to purchase 141150 from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part 141150?

You can download the 141150 datasheet or visit the OptiFuse website for support.

Who is the manufacturer of 141150?

OptiFuse

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