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OptiFuse RASR175 Resettable Fuse

The RASR175 is a resettable fuse designed for 30 V DC applications and ideal for battery strap connections in rechargeable battery packs. This solid-state, low-profile device operates at currents between 1.75A and 3.80A, with maximum voltage ratings of 15V or 30V. It features a polyester tape insulating material, quarter-hard nickel leads, and MIL-STD-202 soldering compatibility. Suitable for protecting lithium cells and battery packs, it offers reliable overcurrent protection with a trip current of 3.80A, making it a robust choice for portable electronics and battery management systems. Its physical dimensions are approximately 20.9 to 23.1 mm in length.

Authorized Distributors
Part No:RASR-175
Stock:0
Inv Date:06-04-2026
Price: Unit price: $0.5
Buy/RFQ:
Part No:RASR-175
Stock:0
Inv Date:06-04-2026
Price: Unit price: $0.5
Buy/RFQ:

OptiFuse RASR175 Resettable Fuse Specifications:

  • Operation Current: 1.75A to 3.80A
  • Maximum Voltage: 15V and 30V
  • Temperature Range: -40°C to 85°C
  • Lead Material: quarter hard nickel, 0.13mm thickness
  • Soldering Standards: MIL-STD-202, method 208E
  • Insulating Material: Polyester tape
  • Physical Dimensions: Length approximately 20.9 to 23.1 mm, width 4.9 to 5.2 mm, height 0.6 to 1.0 mm
  • Rated trip current: 3.80A
  • Resistance: 0.090Ω typical
  • Power Dissipation: 0.120 W at rated current

Buy the Buy Optifuse RASR175 Part Number RASR175 Online

Purchase the Optifuse RASR175 resettable fuse online today for your rechargeable battery packs. Engineered with precision, this low-profile device protects lithium batteries effectively, supporting currents up to 3.80A at 30V. Its polyester insulation, nickel leads, and MIL-STD-202 soldering compatibility ensure durability and reliable performance. Ideal for battery management systems and portable electronics, this fuse provides fast trip response, minimal resistance, and excellent thermal stability, making it a perfect choice for ensuring safety and longevity of your rechargeable batteries.

Get Optifuse RASR175 today—designed for reliable battery protection with low-profile, solid-state, and exceptional overcurrent safeguarding.

Frequently Asked Questions

Where can I buy OptiFuse RASR175?

You can click on the BUY or RFQ button to purchase RASR175 from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part RASR175?

You can download the RASR175 datasheet or visit the OptiFuse website for support.

Who is the manufacturer of RASR175?

OptiFuse

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