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RUEF250 - 

PPTC Resettable Fuse, Through Hole, PolySwitch RUEF Series, 2.5 A, 5 A, 30 VDC, -40 °C

RUEF250 - PPTC Resettable Fuse, Through Hole, PolySwitch RUEF Series, 2.5 A, 5 A, 30 VDC, -40 °C

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Manufacturer Part No:
Newark Part No.:
Product Range
PolySwitch RUEF Series
Technical Datasheet:
RUEF250   Datasheet
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Product Information

Through Hole
PolySwitch RUEF Series
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Product Overview

The RUEF250 from TE Connectivity is a radial leaded PolySwitch resettable device. It provides engineers with more design flexibility. The higher voltage ratings allow this device to use in new applications and it is compatible with high volume electronics assembly.
  • Fast time to trip
  • Low resistance
  • UL, CSA, TUV and CQC approved
  • Hold current of 2.5A at room temperature
  • Maximum voltage of 30V
  • Maximum current of 100A
  • Trip current of 5A at room temperature
  • Maximum resistance of 0.07ohm at 20°C (1hr post trip)
  • Operation temperature range from -40°C to 85°C
  • UL94 V-0 flame retardant epoxy polymer insulation


Safety, Industrial, Portable Devices


Operation in circuits with a large inductance can generate circuit voltage (Ldi/dt) above rated voltage of device.


This device is intended for protection against overcurrent or overtemperature fault conditions and should not be used when repeated fault conditions or prolonged trip events are anticipated.

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