.hide-partial { max-height: none; } .show-more { display: none; }

Littelfuse Circuit Protection

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Circuit Protection

List Images

Results: 33,242

Applied Filters:

Manufacturer = Littelfuse

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.
ESD Protection Diodes / TVS Diodes TVS 5KW 18V 5%UNI DO-214AB TR13 RoHS Littelfuse 5.0SMDJ18A-E 5.0SMDJ18A-E Littelfuse 1: £2.10 3,000In Stock New Product	Mfr. Part No. 5.0SMDJ18A-E Mouser Part No 576-5.0SMDJ18AE New Product	Littelfuse	ESD Protection Diodes / TVS Diodes TVS 5KW 18V 5%UNI DO-214AB TR13 RoHS	Datasheet	3,000In Stock	Cut Tape £2.10 £1.34 £1.09 £0.917 Reel £0.635 View £0.72 £0.659 £0.576 £0.562	Min.: 1 Mult.: 1 : 3,000
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL DIN 315A ESR3XLDB0315XI Littelfuse 1: £435.26 3In Stock New Product	Mfr. Part No. ESR3XLDB0315XI Mouser Part No 576-ESR3XLDB0315XI New Product	Littelfuse	Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL DIN 315A Learn More about Littelfuse esr high speed square body fuses	Datasheet	3In Stock	£435.26 £357.40 £325.23	Min.: 1 Mult.: 1
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 500A ESR3XLUB0500XI Littelfuse 1: £456.85 3In Stock New Product	Mfr. Part No. ESR3XLUB0500XI Mouser Part No 576-ESR3XLUB0500XI New Product	Littelfuse	Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 500A Learn More about Littelfuse esr high speed square body fuses	Datasheet	3In Stock	£456.85 £388.85 £348.58	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 4V, 0.55pF, 20A, SOD882 SC4340L-01ETG Littelfuse 1: £0.465 5,052In Stock New Product	Mfr. Part No. SC4340L-01ETG Mouser Part No 576-SC4340L-01ETG New Product	Littelfuse	ESD Protection Diodes / TVS Diodes 4V, 0.55pF, 20A, SOD882 Learn More about Littelfuse sx4340l tvs diode arrays		5,052In Stock	Cut Tape £0.465 £0.282 £0.18 £0.149 Reel £0.083 View £0.121 £0.104 £0.10 £0.081	Min.: 1 Mult.: 1 : 10,000
ESD Protection Diodes / TVS Diodes "20 V, 50pF, 5A," SP1120-01WTG Littelfuse 1: £0.458 8,583In Stock New Product	Mfr. Part No. SP1120-01WTG Mouser Part No 576-SP1120-01WTG New Product	Littelfuse	ESD Protection Diodes / TVS Diodes "20 V, 50pF, 5A," Learn More about Littelfuse sp1120 01wtg tvs diodes		8,583In Stock	Cut Tape £0.458 £0.237 £0.176 £0.134 Reel £0.07 View £0.126 £0.067	Min.: 1 Mult.: 1 : 10,000
ESD Protection Diodes / TVS Diodes 4V, 0.45pF, 20A, Flipchip SP4340L-01WTG Littelfuse 1: £0.503 8,539In Stock New Product	Mfr. Part No. SP4340L-01WTG Mouser Part No 576-SP4340L-01WTG New Product	Littelfuse	ESD Protection Diodes / TVS Diodes 4V, 0.45pF, 20A, Flipchip Learn More about Littelfuse sx4340l tvs diode arrays		8,539In Stock	Cut Tape £0.503 £0.264 £0.196 £0.149 View Reel £0.085 £0.148 £0.142 £0.085	Min.: 1 Mult.: 1 : 10,000
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 250A ESR3XLUB0250XI Littelfuse 1: £392.22 3In Stock New Product	Mfr. Part No. ESR3XLUB0250XI Mouser Part No 576-ESR3XLUB0250XI New Product	Littelfuse	Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 250A Learn More about Littelfuse esr high speed square body fuses	Datasheet	3In Stock	£392.22 £322.06 £293.07	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 7V & 12V 75pF 20A SOT23-3L SC712-02HTG Littelfuse 1: £0.978 2,007In Stock 100Expected 17/11/2026 New Product	Mfr. Part No. SC712-02HTG Mouser Part No 576-SC712-02HTG New Product	Littelfuse	ESD Protection Diodes / TVS Diodes 7V & 12V 75pF 20A SOT23-3L Learn More about Littelfuse tvs spa diode arrays	Datasheet	2,007In Stock 100Expected 17/11/2026	Cut Tape £0.978 £0.614 £0.402 £0.313 Reel £0.243 View £0.284 £0.228 £0.217 £0.215 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes TVS 10KA RATED 550V BI AXIAL AK10-550C-FL Littelfuse 1: £124.61 1In Stock 56Expected 12/01/2027 New Product	Mfr. Part No. AK10-550C-FL Mouser Part No 576-AK10-550C-FL New Product	Littelfuse	ESD Protection Diodes / TVS Diodes TVS 10KA RATED 550V BI AXIAL Learn More about Littelfuse ak fl tvs diodes	Datasheet	1In Stock 56Expected 12/01/2027	£124.61 £113.77	Min.: 1 Mult.: 1
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 315A ESR3XLUB0315XI Littelfuse 1: £438.80 2In Stock 1Expected 02/11/2026 New Product	Mfr. Part No. ESR3XLUB0315XI Mouser Part No 576-ESR3XLUB0315XI New Product	Littelfuse	Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 315A Learn More about Littelfuse esr high speed square body fuses	Datasheet	2In Stock 1Expected 02/11/2026	£438.80 £360.30 £327.88	Min.: 1 Mult.: 1
Triacs 0.8A 600V Sens SOT-89 LX809MBRP Littelfuse 1: £1.02 698In Stock 200On Order New Product	Mfr. Part No. LX809MBRP Mouser Part No 576-LX809MBRP New Product	Littelfuse	Triacs 0.8A 600V Sens SOT-89 Learn More about Littelfuse lx8 thyristors	Datasheet	698In Stock 200On Order	Cut Tape £1.02 £0.629 £0.413 £0.329 Reel £0.279 View £0.251 £0.224 £0.216 £0.189 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ESD Protection Diodes / TVS Diodes 18 V, 0.6 pF, 10 kV AQ3118-02JTG Littelfuse 1: £0.934 1,754In Stock New Product	Mfr. Part No. AQ3118-02JTG Mouser Part No 576-AQ3118-02JTG New Product	Littelfuse	ESD Protection Diodes / TVS Diodes 18 V, 0.6 pF, 10 kV Learn More about Littelfuse aq3118 02jtg tvs diode array	Datasheet	1,754In Stock	Cut Tape £0.934 £0.585 £0.384 £0.299 Reel £0.207 View £0.271 £0.205 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 450A ESR3XLUB0450XI Littelfuse 1: £461.21 3In Stock New Product	Mfr. Part No. ESR3XLUB0450XI Mouser Part No 576-ESR3XLUB0450XI New Product	Littelfuse	Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 450A Learn More about Littelfuse esr high speed square body fuses	Datasheet	3In Stock	£461.21 £378.71 £344.63	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 30V, 100A ,DNF2020-6L SC3000-01UTG Littelfuse 1: £1.20 3,100In Stock New Product	Mfr. Part No. SC3000-01UTG Mouser Part No 576-SC3000-01UTG New Product	Littelfuse	ESD Protection Diodes / TVS Diodes 30V, 100A ,DNF2020-6L Learn More about Littelfuse tvs spa diode arrays	Datasheet	3,100In Stock	Cut Tape £1.20 £0.759 £0.50 £0.392 Reel £0.305 View £0.355 £0.297 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
SCRs 8A 800V Std TO-251 V-PAK SJ8008VTP Littelfuse 1: £2.33 750In Stock New Product	Mfr. Part No. SJ8008VTP Mouser Part No 576-SJ8008VTP New Product	Littelfuse	SCRs 8A 800V Std TO-251 V-PAK Learn More about Littelfuse sjxx08xx scrs	Datasheet	750In Stock	£2.33 £1.52 £1.05 £0.871 View £0.803 £0.751 £0.702 £0.684	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 5V, 6A, SOD882 SC1003-01ETG Littelfuse 1: £0.45 10,010In Stock New Product	Mfr. Part No. SC1003-01ETG Mouser Part No 576-SC1003-01ETG New Product	Littelfuse	ESD Protection Diodes / TVS Diodes 5V, 6A, SOD882 Learn More about Littelfuse tvs spa diode arrays	Datasheet	10,010In Stock	Cut Tape £0.45 £0.276 £0.175 £0.147 Reel £0.082 View £0.119 £0.101 £0.097 £0.079 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
ESD Protection Diodes / TVS Diodes TVS SURF MT DO214AA - SMBJ33A 3K T&R Littelfuse SMBJ33A-E SMBJ33A-E Littelfuse 1: £0.421 2,073In Stock New Product	Mfr. Part No. SMBJ33A-E Mouser Part No 576-SMBJ33AE New Product	Littelfuse	ESD Protection Diodes / TVS Diodes TVS SURF MT DO214AA - SMBJ33A 3K T&R	Datasheet	2,073In Stock	Cut Tape £0.421 £0.266 £0.169 £0.126 Reel £0.088 View £0.102 £0.087 £0.074 £0.07	Min.: 1 Mult.: 1 : 3,000
Automotive Fuses FUSE - ZCASE MEGA 32V M10 80A 480 PC 3298080.ZXM10 Littelfuse 1: £9.06 331In Stock New Product	Mfr. Part No. 3298080.ZXM10 Mouser Part No 576-3298080.ZXM10 New Product	Littelfuse	Automotive Fuses FUSE - ZCASE MEGA 32V M10 80A 480 PC	Datasheet	331In Stock	£9.06 £8.75 £8.42 £6.48 View £5.50 £5.18 £4.63	Min.: 1 Mult.: 1
Resettable Fuses - PPTC 3425L Series PPTC 3425L200/60MR Littelfuse 1: £1.05 51,333In Stock	Mfr. Part No. 3425L200/60MR Mouser Part No 576-3425L200/60MR	Littelfuse	Resettable Fuses - PPTC 3425L Series PPTC Learn More about Littelfuse 3425l pptcs	Datasheet	51,333In Stock	Cut Tape £1.05 £0.863 £0.681 £0.633 Reel £0.474 View £0.578 £0.533 £0.45 £0.426 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ESD Protection Diodes / TVS Diodes 5V 3A 15kV WLCSP0201 Bi-dir TVS SP4338-02WTG Littelfuse 1: £0.526 60,258In Stock	Mfr. Part No. SP4338-02WTG Mouser Part No 576-SP4338-02WTG	Littelfuse	ESD Protection Diodes / TVS Diodes 5V 3A 15kV WLCSP0201 Bi-dir TVS Learn More about Littelfuse sp4338 02wtg tvs	Datasheet	60,258In Stock	Cut Tape £0.526 £0.251 £0.207 £0.157 View Reel £0.092 £0.141 £0.12 £0.11 £0.092 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial 30KPA60A Littelfuse 1: £12.17 1,116In Stock	Mfr. Part No. 30KPA60A Mouser Part No 576-30KPA60A	Littelfuse	ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial Learn More about Littelfuse tvsdiodes	Datasheet	1,116In Stock	Cut Tape £12.17 £10.96 Reel £10.96	Min.: 1 Mult.: 1 : 800
ESD Protection Diodes / TVS Diodes TVS Hi-Power Diode 20KPA300CA Littelfuse 1: £16.37 4,178In Stock	Mfr. Part No. 20KPA300CA Mouser Part No 576-20KPA300CA	Littelfuse	ESD Protection Diodes / TVS Diodes TVS Hi-Power Diode Learn More about Littelfuse tvsdiodes	Datasheet	4,178In Stock	Cut Tape £16.37 £12.33 £12.00 Reel £12.00	Min.: 1 Mult.: 1 : 800
ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial 30KPA48CA Littelfuse 1: £16.87 2,608In Stock	Mfr. Part No. 30KPA48CA Mouser Part No 576-30KPA48CA	Littelfuse	ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial Learn More about Littelfuse tvsdiodes	Datasheet	2,608In Stock	Cut Tape £16.87 £12.37 £12.34 £12.04 Reel £12.04	Min.: 1 Mult.: 1 : 800
ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial 30KPA75A Littelfuse 1: £15.84 1,110In Stock	Mfr. Part No. 30KPA75A Mouser Part No 576-30KPA75A	Littelfuse	ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial Learn More about Littelfuse tvsdiodes	Datasheet	1,110In Stock	Cut Tape £15.84 £11.24 £11.23 £10.96 Reel £10.96	Min.: 1 Mult.: 1 : 800
Triacs 400V 10A 50-50-50mA Q4010L5TP Littelfuse 1: £2.58 11,036In Stock	Mfr. Part No. Q4010L5TP Mouser Part No 576-Q4010L5TP	Littelfuse	Triacs 400V 10A 50-50-50mA Learn More about Littelfuse qxx10 triacs	Datasheet	11,036In Stock	£2.58 £1.32 £1.20	Min.: 1 Mult.: 1

Littelfuse Circuit Protection

Types of Circuit Protection

Applied Filters:

Customer Service Office

Company

Resources

Support