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SFLT Battery Strap Resettable PTC Fuse

Semifuse SFLT resettable polymeric positive temperature coefficient (PPTC) fuses from Fuzetec offer improved battery protection particularly in low-power battery applications. These PTC strap fuses provide reliable non-cycling protection against over-charging and short-circuits.

The Semifuse SFLT series PTCs switch at lower temperatures, therefore giving them faster trip times, and making them ideal for the latest generation of battery designs.

  • Current ratings 0.7A – 3.4A
  • Voltages – 24VDC
  • Nickel straps for spot welding directly onto battery cells


Reliable over current protection for

  • Lithium battery cells
  • Rechargeable battery packs
  • Battery cells