Littelfuse 1.85 A Resettable Fuse, 30 V dc

View all Resettable Fuses
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Subtotal (1 pack of 10 units)*

£4.34

(exc. VAT)

£5.21

(inc. VAT)

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In Stock
  • 990 unit(s) ready to ship
  • Plus 100 unit(s) ready to ship from another location
  • Plus 180 unit(s) shipping from 28 April 2026
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Units
Per unit
Per Pack*
10 - 90£0.434£4.34
100 - 490£0.341£3.41
500 - 1490£0.332£3.32
1500 - 2490£0.322£3.22
2500 +£0.315£3.15

*price indicative

Packaging Options:
RS Stock No.:
517-6809
Distrelec Article No.:
304-28-337
Mfr. Part No.:
RUEF185
Brand:
Littelfuse
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Brand

Littelfuse

Product Type

Resettable Fuse

Trip Current

3.7A

Voltage

30 V dc

Current Rating

100 A

Time to Trip

8.7s

Hold Current

1.85A

Length

10.2mm

Height

15.7mm

Width

3 mm

Minimum Resistance

0.03Ω

Maximum Resistance

90mΩ

Minimum Operating Temperature

-40°C

Power Dissipation

1W

Maximum Operating Temperature

60°C

Standards/Approvals

CSA, UL, CQC, RoHS, TUV

Lead Orientation

Radial

Series

RUEF

COO (Country of Origin):
CN

PolySwitch™ RUEF & RGEF Series


PCB Wire Ended


All are UL, CSA, TUV approved

Protection of electrical and electronic circuits against excessive currents

Rapid switch from low resistance state to very high resistance with electrical overload or short circuit

Quick and automatic reset and return to low resistance state when fault condition corrected and power removed

Features:


Automatically resets itself thousands of times

Maintenance free

Small size and no fuseholder required

Main applications:


Security systems

Power supplies and transformers

Power switching devices

Automotive and medical equipment

Instrumentation and control

Computers and peripherals

Audio visual and telecommunications

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