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Littlefuse RUEF250 2.5A Polyswitch Fuse

Order Code:  

26-0800

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Brand: Raychem  Copy to clipboard MPN: RUEF250 Copy to clipboard
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Qty Unit Price (Ex VAT)
5+ £0.289
50+ £0.232
100+ £0.181

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Order in multiples of 5
Contact us for lead times on larger quantities
1,195 in Stock, despatched same dayAdditional quantity lead time 14 days

The Littelfuse 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 5A
  • Trip time 10.3 sec
  • Hold current 2.5A
  • Max voltage 30V
  • Max current 40A
  • Radial leaded package
  • Initial resistance 0.02 to 0.04R
  • Post-trip resistance 0.07R
  • Lead pitch 5.8mm
  • Dimensions 11.4mm x 7.6mm x 18.3mm
  • UL and TUV approved

Note: Previously manufactured by Raychem.

Height 18.3mm
Hold Current 2.5A
Initial Resistance 0.04Ω
Lead Pitch 5.8mm
Length 11.4mm
Max Current Rating 40A
Max Voltage Rating 30V
Package/Case Style Radial leaded
Trip Current 5A
Trip Time 10.3s

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Reviews


Great Product

Reviewed by: Mr Rob Taylor - 07 August 2015
Great price and Great product. Saved me from an embarrassing miscalculation the very first time I used one.