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OptiFuse RALT300 Battery Overcurrent Fuse

A resettable fuse designed for 24V DC applications, featuring an axial form factor suitable for battery strap integration. Provides overcurrent protection with the ability to reset after activation.

Authorized Distributors
Source:DigiKey
Part No:RALT-300
Stock:1589
Inv Date:06-05-2026
Price: Unit price: $1.53
Buy/RFQ:
Part No:RALT-300
Stock:0
Inv Date:06-05-2026
Price: Unit price: $1.53
Buy/RFQ:
Part No:RALT-300
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.925
Buy/RFQ:
Part No:RALT-300
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.925
Buy/RFQ:

OptiFuse RALT300 Battery Overcurrent Fuse Specifications:

  • Operation Current: 700mA ~ 3.4A
  • Maximum Voltage: 24V
  • Temperature Range: -40°C to 85°C
  • Lead Material: 0.13mm nominal thickness, quarter hard nickel
  • Insulating Material: Polyester tape
  • Physical Dimensions (mm): Length 28.4-31.8, Width 13.0-13.5, Height 0.5-1.1
  • Peak Resistance at 23°C: 0.016-0.025 Ω
  • Rated Current: 3.0A (RALT-300)
  • Product Standards: RoHs, c US, TUV 2002/95/EC
  • Ambient Operating Temperature: -40°C to 85°C
  • Fault Current Tolerance: 6.3A maximum at 24V
  • Time-to-trip varies with current levels, typically within seconds at rated fault currents
  • Suitable for overcurrent protection in rechargeable battery packs, lithium ion cells, and electronic devices.

Buy the Optifuse RALT300 – Reliable Overcurrent Protection for Industrial Applications

Secure your rechargeable battery systems with the reliable and high-performance RALT series resettable fuse. Designed for 24V DC applications, it offers overcurrent protection with a resettable feature, ensuring safety and durability. Its axial form factor makes it easy to integrate into battery straps and compact electronic systems. Certified with RoHs, c US, and TUV standards, this fuse withstands temperatures from -40°C to 85°C, providing consistent protection in various industrial environments. Trust this fuse for efficient, dependable circuit safeguarding.

Buy Optifuse RALT300 now and ensure robust overcurrent protection in your battery packs and electronic systems with reliable resettable fuse technology.

Frequently Asked Questions

Where can I buy OptiFuse RALT300?

You can click on the BUY or RFQ button to purchase RALT300 from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part RALT300?

You can download the RALT300 datasheet or visit the OptiFuse website for support.

Who is the manufacturer of RALT300?

OptiFuse

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