Littlefuse RXEF025 0.25A Polyswitch Fuse

Raychem
MPN
RXEF025
Brand
Raychem
Order Code
26-0705
Country of Origin
China
View Full Product Range (17)
Qty Unit Price (Ex VAT)
5+ £0.369
50+ £0.297
100+ £0.247
Price per unit {{ this._page.IncVat ? 'Inc' : 'Ex' }} VAT
Order in multiples of 5
Despatched same day - 229 in stockAdditional quantity lead time 7 months

TheLittelfuse Polyswitch is a resettable device that performs like a fuse under overcurrent conditions, but is unique in that it will reset. As soon as an overcurrent condition is reached the Polyswitch heats up to its trip temperature.


  • Trip current 0.5A
  • Trip time 2.5 sec
  • Hold current 0.25A
  • Max voltage 72V
  • Max current 40A
  • Radial leaded package
  • Initial resistance 1.25 to 1.95
  • Post-trip resistance 3R
  • Lead pitch 5.1mm
  • Dimensions 7.4mm x 7.6mm x 12.7mm
  • UL and TUV approved

Note: Previously manufactured by Raychem.

Type Polyswitch
Voltage - Max 72V
Current 0.25A
Package/ Case Radial leaded
Current - Max 40A
Current - Trip 0.5A
Height 12.7mm
Initial Resistance 1.95Ω
Lead Spacing 5.1mm
Size/ Dimension 7.4mm
Time to Trip 2.5s

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