Littelfuse 3A Resettable Fuse, 30V dc

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Subtotal (1 pack of 10 units)*

£4.74

(exc. VAT)

£5.69

(inc. VAT)

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In Stock
  • 670 unit(s) ready to ship
  • Plus 210 unit(s) ready to ship from another location
  • Plus 13,720 unit(s) shipping from 28 October 2025
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Units
Per unit
Per Pack*
10 - 90£0.474£4.74
100 - 490£0.375£3.75
500 - 1490£0.297£2.97
1500 - 2490£0.263£2.63
2500 +£0.237£2.37

*price indicative

Packaging Options:
RS Stock No.:
517-6821
Mfr. Part No.:
RUEF300
Brand:
Littelfuse
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Brand

Littelfuse

Trip Current

6A

Voltage Rating

30V dc

Time to Trip

10.8s

Hold Current

3A

Maximum Current

100 A

Length

11.4mm

Height

16.5mm

Width

3mm

Minimum Resistance

0.02Ω

Maximum Resistance

80mΩ

Power Dissipation

2W

Lead Orientation

Radial

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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