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Littelfuse - Circuit Protection

63,313 Results

Categories of Circuit Protection

  • Circuit Breakers & Accessories (350)
  • Circuit Protection Kits (821)
  • ESD Protection Diodes / TVS Diodes (14,330)
  • Fuse Holders (3,350)
  • Fuses (27,194)
  • Gas Discharge Tubes - GDTs / Gas Plasma Arrestors (1,661)
  • LED Protection Devices (286)
  • Resettable Fuses - PPTC (3,820)
  • Surge Protective Devices - SPD (2,507)
  • Thermal Cutoffs (109)
  • Thermistors (4,908)
  • Thyristors (5,591)
  • Varistors (8,447)
63,313 Results
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Part
Availability
Purchasing
RoHS/Lead
Datasheet
Mfr: V180ZA10P
TTI: V180ZA10P
Littelfuse
Availability:

600In Stock

Varistors 115 VAC 35J 300V-CL 4500A-P

600In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Datasheet
Mfr: 0298080.ZXEH
TTI: 0298080.ZXEH
Littelfuse
Availability:

690In Stock

Automotive Fuses 32V 80A

690In Stock

Please adjust quantity to Min / Mult value
Datasheet
Mfr: 0451.500MRL
TTI: 0451.500MRL
Littelfuse
Availability:

3,000In Stock

Surface Mount Fuses 125VAC 0.5A .3046ohms 451 NANO2

3,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Datasheet
Mfr: 2920L150DR
TTI: 2920L150DR
Littelfuse
Availability:

27,000In Stock

Resettable Fuses - PPTC 1.50A 33V 2920

27,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Datasheet
Mfr: V230LA20AP
TTI: V230LA20AP
Littelfuse
Availability:

1,250In Stock

Varistors 230V 550pF

1,250In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Datasheet
Mfr: 60R250XF
TTI: 60R250XF
Littelfuse
Availability:

55In Stock

200 On Order
Expected 05-Aug-26
Resettable Fuses - PPTC 60V 2.5A 15.6s

55In Stock

200 On Order
Expected 05-Aug-26
Tariff May Apply
Please adjust quantity to Min / Mult value
Datasheet
Mfr: 0498200.M
TTI: 0498200.M
Littelfuse
Availability:

550In Stock

Automotive Fuses 32V 200A

550In Stock

Please adjust quantity to Min / Mult value
Datasheet
Mfr: SMBJ54CA
TTI: SMBJ54CA
Littelfuse
Availability:

6,000In Stock

ESD Protection Diodes / TVS Diodes 600W 54V 5% Bi-Directional

6,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Datasheet
Mfr: SMAJ51CA
TTI: SMAJ51CA
Littelfuse
Availability:

360,000In Stock

ESD Protection Diodes / TVS Diodes 400W 51V 5% Bi-Directional

360,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Datasheet
Mfr: V881BA60
TTI: V881BA60
Littelfuse
Availability:

15In Stock

Varistors 1500V 70kA 2700pF

15In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Datasheet
Mfr: 046506.3DR
TTI: 046506.3DR
Littelfuse
Availability:

6,000In Stock

6,000 On Order
Expected 21-Jul-26
Surface Mount Fuses 250VAC 6.3A .0088ohms 465 NANO2

6,000In Stock

6,000 On Order
Expected 21-Jul-26
Tariff May Apply
Please adjust quantity to Min / Mult value
Datasheet
Mfr: V5.5MLA0805LNH
TTI: V5.5MLA0805LNH
Littelfuse
Availability:

12,500In Stock

Varistors 5.5 VDC .1J 17.5V-CL 40A P

12,500In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Datasheet
Mfr: 0298225.ZXEH
TTI: 0298225.ZXEH
Littelfuse
Availability:

500In Stock

Automotive Fuses 32V 225A

500In Stock

Please adjust quantity to Min / Mult value
Datasheet
Mfr: P1900MEL
TTI: P1900MEL
Littelfuse
Availability:

22,465In Stock

Thyristor Surge Protection Devices - TSPD Bi 140V 5000A

22,465In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Datasheet
Mfr: CCMR045.T
TTI: CCMR045.T
Littelfuse
Availability:

25In Stock

Industrial & Electrical Fuses 45A 600VAC 250VDC Time-Delay

25In Stock

Please adjust quantity to Min / Mult value
Datasheet
Mfr: KLKD005.T
TTI: KLKD005.T
Littelfuse
Availability:

2In Stock

8 On Order
Expected 03-Jun-26
Industrial & Electrical Fuses 5A 600VAC 600VDC Midget

2In Stock

8 On Order
Expected 03-Jun-26
Please adjust quantity to Min / Mult value
Datasheet
Mfr: 0JTD015.T
TTI: 0JTD015.T
Littelfuse
Availability:

1,078In Stock

Industrial & Electrical Fuses 15A 600VAC Class J

1,078In Stock

Please adjust quantity to Min / Mult value
Datasheet
Mfr: CCMR020.TXP
TTI: CCMR020.TXP
Littelfuse
Availability:

1,979In Stock

Industrial & Electrical Fuses 20A 600VAC 250VDC Time-Delay

1,979In Stock

Please adjust quantity to Min / Mult value
Datasheet
Mfr: EC103D
TTI: EC103D
Littelfuse
Availability:

1,344In Stock

SCRs 400V .8A 200uA Sensing

1,344In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Datasheet
Mfr: 0FHM0001HXGLO
TTI: 0FHM0001HXGLO
Littelfuse
Availability:

70In Stock

Fuse Holder MINI Blade

70In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Datasheet
Mfr: TPSMA6L33A
TTI: TPSMA6L33A
Littelfuse
Availability:

3,000In Stock

6,000 On Order
Expected 03-Sep-26
ESD Protection Diodes / TVS Diodes 600W 33V AEC-Q101 5% Uni-Directional

3,000In Stock

6,000 On Order
Expected 03-Sep-26
Tariff May Apply
Please adjust quantity to Min / Mult value
Datasheet
Mfr: 3298100.Z
TTI: 3298100.Z
Littelfuse
Availability:

280In Stock

Automotive Fuses ZCase 32V 100A 480pc MEGA

280In Stock

Please adjust quantity to Min / Mult value
Datasheet
Mfr: 3298900.Z
TTI: 3298900.Z
Littelfuse
Availability:

327In Stock

Automotive Fuses Zcase 32V 480pc MEGA

327In Stock

Please adjust quantity to Min / Mult value
Datasheet
Mfr: 3298040.Z
TTI: 3298040.Z
Littelfuse
Availability:

130In Stock

Automotive Fuses ZCase 32V 40A 480pc

130In Stock

Please adjust quantity to Min / Mult value
Datasheet
Mfr: XGD10402KR
TTI: XGD10402KR
Littelfuse
Availability:

30,000In Stock

ESD Protection Diodes / TVS Diodes 0402 32VDC .04pF

30,000In Stock

Please adjust quantity to Min / Mult value
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TTI
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On Order
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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