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OptiFuse 153070 Automotive Circuit Breaker

This automotive circuit breaker is designed for high-current automotive applications, featuring an auto-reset function and a 70A rating. It operates at a maximum voltage of 58V DC, providing reliable overcurrent protection for vehicle electrical systems. The Type III waterproof design ensures durability in harsh conditions, with an IP67 rating. Made from UL-rated thermoset plastic and EPDM insulators, it is surface-mounted, compact, and suitable for protecting circuits against overloads and short circuits, meeting SAE standards for ignition-protected circuits. Ideal for automotive electrical systems requiring high current protection.

Authorized Distributors
Source:DigiKey
Part No:153070
Stock:25
Inv Date:06-05-2026
Price: Unit price: $3.39
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Source:DigiKey
Part No:153070
Stock:349
Inv Date:06-05-2026
Price: Unit price: $71.24
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Part No:153070
Stock:0
Inv Date:06-06-2026
Price: N/A
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Part No:153070
Stock:10
Inv Date:06-05-2026
Price: Unit price: $72.68
Buy/RFQ:
Part No:153070
Stock:0
Inv Date:06-05-2026
Price: Unit price: $38.54
Buy/RFQ:
Part No:153070
Stock:0
Inv Date:06-05-2026
Price: Unit price: $38.54
Buy/RFQ:

OptiFuse 153070 Automotive Circuit Breaker Specifications:

  • Maximum Voltage: 58V DC
  • Rated Current: 70A
  • Interrupting Rating: 3000A @ 30VDC
  • Material: Thermoset plastic UL 94-V0, EPDM insulators
  • IP Rating: IP67
  • Mounting Torque: 40 in-Ib max
  • Stud Torque: 50 in-Ib max
  • Designed to meet: SAE J162S, SAE J1171 (Ignition Protected)
  • Mechanical Dimensions: 2.91 inches (74 mm) height, 4.42 inches (112 mm) width, 1.12 inches (28.5 mm) depth
  • Stud Size: 1/4-inch - 28 UNC
  • Standards: ABYCE-11 compliant, UL rated materials
  • Max Current: 70A

Buy the Optifuse Series Type III Automotive Circuit Breaker: 153070

Secure your vehicle’s electrical circuits with the Optifuse Series Type III automotive circuit breaker. Featuring a 70A rating, waterproof IP67 design, and an auto-reset function, this high-current circuit protector is ideal for demanding automotive environments. Its rugged thermoset plastic frame and EPDM insulators ensure durability and safety, meeting SAE ignition protection standards. Easy to install with quick mounting, it offers dependable overload and short circuit protection for automotive and off-road vehicles. Order online now to enhance your vehicle’s electrical safety with this high-quality circuit breaker.

Order your Optifuse Series Type III automotive circuit breaker with 70A current rating today and ensure your vehicle's electrical system is protected with reliable waterproof performance.

Frequently Asked Questions

Where can I buy OptiFuse 153070?

You can click on the BUY or RFQ button to purchase 153070 from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part 153070?

You can download the 153070 datasheet or visit the OptiFuse website for support.

Who is the manufacturer of 153070?

OptiFuse

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