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  • Home
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  • Thermistors

Littelfuse - Thermistors

4,887 Results

Categories of Thermistors

  • Inrush Current Limiters (9)
  • NTC Thermistors (1,075)
  • PTC Thermistors (4)
  • Resettable Fuses - PPTC (3,799)
4,887 Results
Filtered By:Circuit Protection

Download Table

Select how many results you would like to download.
This information is also available using our search API

Part
Availability
Purchasing
RoHS/Lead
Product Type
Resistance
Mounting Style
Termination Style
Diameter
Package / Case
Part # Aliases
Datasheet
Mfr: RF1672-000
TTI: SRP420F
Littelfuse
Availability:

500In Stock

Resettable Fuses - PPTC 4.2A 30V

500In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
40 mOhms
Strap Mount
SMD/SMT
RF1672-000
Datasheet
Mfr: RF1351-000
TTI: MICROSMD010F-2
Littelfuse
Availability:

36,000In Stock

52,000 On Order
Expected 29-Sep-26
Resettable Fuses - PPTC .10A 30V 10A Imax

36,000In Stock

52,000 On Order
Expected 29-Sep-26
Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
15 Ohms
SMD/SMT
SMD/SMT
1210 (3225 metric)
A65230-000
RF1351-000
Datasheet
Mfr: RF3375-000
TTI: RKEF375
Littelfuse
Availability:

250In Stock

15,000 On Order
Expected 23-Dec-26
Resettable Fuses - PPTC 60V 40A 3.40W Radial-leaded Device

250In Stock

15,000 On Order
Expected 23-Dec-26
Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
40 mOhms
PCB Mount
Radial
RF1173-000
RF3375-000
Datasheet
Mfr: RF3377-000
TTI: RKEF400
Littelfuse
Availability:

6,250In Stock

Resettable Fuses - PPTC 60V 40A 3.70W Radial-leaded Device

6,250In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
60 mOhms
PCB Mount
Radial
RF0867-000
RF3377-000
Datasheet
Mfr: 1206L200SLYR
TTI: 1206L200SLYR
Littelfuse
Availability:

8,000In Stock

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 2A

8,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
25 mOhms
PCB Mount
SMD/SMT
1206 (3216 metric)
Datasheet
Mfr: 2920L500/16MR
TTI: 2920L500/16MR
Littelfuse
Availability:

18,000In Stock

Resettable Fuses - PPTC 16V 5.00A Poly 2920 PTC

18,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
25 mOhms
SMD/SMT
SMD/SMT
2920 (7450 metric)
Datasheet
Mfr: 30R600UF
TTI: 30R600UF
Littelfuse
Availability:

1,400In Stock

Resettable Fuses - PPTC 30V POLYFUSE 6A RADIAL LEADS

1,400In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
40 mOhms
PCB Mount
Radial
Datasheet
Mfr: 60R050XU
TTI: 60R050XU
Littelfuse
Availability:

1,700In Stock

Resettable Fuses - PPTC 60V POLYFUSE .500A RADIAL LEADS

1,700In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
1.17 Ohms
PCB Mount
Radial
7.9 mm
Datasheet
Mfr: RF0311-000
TTI: SMD150F/33-2
Littelfuse
Availability:

4,500In Stock

Resettable Fuses - PPTC 1.5A 33V 40A Imax

4,500In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
230 mOhms
SMD/SMT
SMD/SMT
3425 (8764 metric)
E07221-000
RF0311-000
Datasheet
Mfr: 336638-000
TTI: LVR040S
Littelfuse
Availability:

2,000In Stock

Resettable Fuses - PPTC .4A 240VAC 20/5.5A Imax

2,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
1.9 Ohms
PCB Mount
Radial
336638-000
Datasheet
Mfr: 1206L020YR
TTI: 1206L020YR
Littelfuse
Availability:

16,000In Stock

Resettable Fuses - PPTC 24 V .2A .05s

16,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
2.6 Ohms
SMD/SMT
SMD/SMT
1206 (3216 metric)
Datasheet
Mfr: KT103J2
TTI: KT103J2
Littelfuse
Availability:

500In Stock

1,000 On Order
Expected 10-Sep-26
NTC Thermistors 10K OHM .2% DEG C INTRCHGBL

500In Stock

1,000 On Order
Expected 10-Sep-26
Tariff May Apply
Please adjust quantity to Min / Mult value
NTC Thermistors
10 kOhms
PCB Mount
Radial
0.095 in
Datasheet
Mfr: F17956-000
TTI: LVR055K
Littelfuse
Availability:

1,450In Stock

Resettable Fuses - PPTC .55A 240VAC 20/5.5A Imax

1,450In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
1.45 Ohms
PCB Mount
Radial
F17956-000
Datasheet
Mfr: RF0317-000
TTI: SMD075F/60-2
Littelfuse
Availability:

6,000In Stock

10,000 On Order
Expected 18-Sep-26
Resettable Fuses - PPTC 60V 750MA-HD 10A MAX

6,000In Stock

10,000 On Order
Expected 18-Sep-26
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
1 Ohms
SMD/SMT
SMD/SMT
2920 (7450 metric)
C01546-000
RF0317-000
Datasheet
Mfr: RF2698-000
TTI: RXEF185-2
Littelfuse
Availability:

3,000In Stock

Resettable Fuses - PPTC Radial Lead 1.85A 72V 40A Imax

3,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
190 mOhms
PCB Mount
Radial
17.5 mm
F01480-000
RF2698-000
Datasheet
Mfr: RF0316-000
TTI: SMD075F-2
Littelfuse
Availability:

20,000In Stock

Resettable Fuses - PPTC .75A 30V 40A Imax

20,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
1 Ohms
SMD/SMT
SMD/SMT
2920 (7450 metric)
E60846-000
RF0316-000
Datasheet
Mfr: 1206L050YR
TTI: 1206L050YR
Littelfuse
Availability:

8,000In Stock

24,000 On Order
Expected 16-Dec-26
Resettable Fuses - PPTC 1206 PTC 6V 500MA

8,000In Stock

24,000 On Order
Expected 16-Dec-26
Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
700 mOhms
SMD/SMT
SMD/SMT
1206 (3216 metric)
576-1206L050-C
1206L050-C
Datasheet
Mfr: 60R300XF
TTI: 60R300XF
Littelfuse
Availability:

2,000In Stock

Resettable Fuses - PPTC 60V POLYFUSE 3A RADIAL LEADS

2,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
100 mOhms
PCB Mount
Radial
23.11 mm
Datasheet
Mfr: 1812L075PR
TTI: 1812L075PR
Littelfuse
Availability:

4,000In Stock

Resettable Fuses - PPTC 1812 13.2V 0.75A

4,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
450 mOhms
SMD/SMT
SMD/SMT
1812 (4532 metric)
Datasheet
Mfr: RF1344-000
TTI: NANOSMDC016F-2
Littelfuse
Availability:

60,000In Stock

Resettable Fuses - PPTC .16A 48V 10A Imax

60,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
5 Ohms
SMD/SMT
SMD/SMT
1206 (3216 metric)
C82021-000
RF1344-000
Datasheet
Mfr: RF3233-000
TTI: RGEF500
Littelfuse
Availability:

300In Stock

5,500 On Order
Expected
Resettable Fuses - PPTC RGEF500

300In Stock

5,500 On Order
Expected
Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
34 mOhms
PCB Mount
Radial
A50291-000
RF3233-000
Datasheet
Mfr: RF3060-000
TTI: RHEF1500
Littelfuse
Availability:

800In Stock

Resettable Fuses - PPTC RHEF1500

800In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
9.2 mOhms
PCB Mount
Radial
F34429-000
RF3060-000
Datasheet
Mfr: RF0008-000
TTI: TRF250-120
Littelfuse
Availability:

5,800In Stock

Resettable Fuses - PPTC .12A 60VDC 250VRMS

5,800In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
16 Ohms
PCB Mount
Radial
RF0008-000
Datasheet
Mfr: RF3174-000
TTI: LVR075S-240
Littelfuse
Availability:

5,500In Stock

17,000 On Order
Expected 20-Oct-26
Resettable Fuses - PPTC LVR 240V .75A POLYSWITCH RESET

5,500In Stock

17,000 On Order
Expected 20-Oct-26
Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
839 mOhms
PCB Mount
Radial
RF3174-000
Datasheet
Mfr: RF2629-000
TTI: RUEF090-2
Littelfuse
Availability:

6,000In Stock

Resettable Fuses - PPTC .9A 30V 100A Imax

6,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Resettable Fuses - PPTC
220 mOhms
PCB Mount
Radial
339550-000
RF2629-000
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Additional Stock Lead Time Weeks

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RoHS/Lead

RoHS Compliance

RoHS Compliant

Hazardous material content for substances listed in the RoHS Directive are within the limits defined in EU Directive 2011/65/EC and relevant amendments.

RoHS Non-Compliant

Hazardous material content for substances listed in RoHS directive exceed the allowable limits defined in the EU Directive 2011/65/EC and relevant amendments.

RoHS Yes Per Exemption

The part number listed has an allowable exemption as defined in the EU Directive 2011/65/EC and relevant amendments,2002/525/EC

RoHS Compliance: In Transition

In Transition This means that our inventory of this part number is presently not RoHS Compliant, however, the manufacturer will be shipping RoHS: Compliant to TTI in the future. This occurs when the manufacturer has decided not to change their part number to indicate RoHS Compliance. Contact TTI to determine the date that the RoHS: Compliant version of this product will be available.

Call to Verify

The part number is still in transition or TTI needs to contact the factory for the current status. Call TTI for help at .

Lead (Pb)

Lead Free

Pb Free

The Pb content of the termination material contains less than .1% by weight as referenced in JEDEC JESD97, paragraph 3.5 . Reference document is EU Commission Decision2002/525/EC, Annex II Notes- from ELV Directive2000/53/EC.

Contains Lead

Contains Pb

The Pb content of the termination material contains > .1% Pb by weight as referenced in JEDEC JESD97, paragraph 3.5. Reference document is EU Commission Decision2002/525/EC, Annex II Notes- from ELV Directive2000/53/EC.

Call to Verify

The part number is still in transition or TTI needs to contact the factory for the current status. Call TTI for help at .

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