Littelfuse 0.9A Resettable Fuse, 16V dc

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Subtotal (1 pack of 5 units)*

£2.48

(exc. VAT)

£2.975

(inc. VAT)

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In Stock
  • 80 unit(s) ready to ship
  • Plus 20 unit(s) ready to ship from another location
  • Plus 235 unit(s) shipping from 24 October 2025
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Units
Per unit
Per Pack*
5 - 45£0.496£2.48
50 - 245£0.45£2.25
250 - 495£0.356£1.78
500 - 1245£0.346£1.73
1250 +£0.336£1.68

*price indicative

Packaging Options:
RS Stock No.:
506-933
Mfr. Part No.:
RUSBF090
Brand:
Littelfuse
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Brand

Littelfuse

Trip Current

1.8A

Voltage Rating

16V dc

Time to Trip

1.2s

Hold Current

0.9A

Maximum Current

40 A

Length

7.4mm

Height

12.2mm

Width

3.1mm

Minimum Resistance

0.07Ω

Maximum Resistance

180mΩ

Power Dissipation

0.6W

Lead Orientation

Radial

PolySwitch™ PTC Devices RUSBF Series


Approvals

UL, CSA, TUV


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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