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Littlefuse RUEF185 1.85A Polyswitch Fuse

Standard range
Order Code:  

26-0795

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Brand: Raychem  Copy to clipboard MPN: RUEF185 Copy to clipboard
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Qty Unit Price (Ex VAT)
5+ £0.374
50+ £0.290
100+ £0.216

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Order in multiples of 5
Contact us for lead times on larger quantities
696 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 3.7A
  • Trip time 8.7 sec
  • Hold current 1.85A
  • Max voltage 30V
  • Max current 40A
  • Radial leaded package
  • Initial resistance 0.03 to 0.06R
  • Post-trip resistance 0.09R
  • Lead pitch 5.8mm
  • Dimensions 10.2mm x 7.6mm x 15.7mm
  • UL and TUV approved

Note: Previously manufactured by Raychem.

Height 15.7mm
Hold Current 1.85A
Initial Resistance 0.06Ω
Lead Pitch 5.8mm
Length 10.2mm
Max Current Rating 40A
Max Voltage Rating 30V
Package/Case Style Radial leaded
Trip Current 3.7A
Trip Time 8.7s

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