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

Circuit Protection

Circuit Protection devices and components are available at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many circuit protection manufacturers including Bourns, Eaton, TDK, Littelfuse, Semtech, Vishay, & more.
More...

Please view our selection of circuit protection devices below.

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

Types of Circuit Protection

List Images

Results: 375.418

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

Filter by

.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 (RON) Filter the results in the table by unit price based on your quantity.	Qty.
ESD Protection Diodes / TVS Diodes 4V, 0.55pF, 20A, SOD882 SC4340L-01ETG Littelfuse 1: 3,68 lei 20.036In 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		20.036In Stock	Cut Tape 3,68 lei 2,33 lei 1,49 lei 1,11 lei Reel 0,647 lei View 0,899 lei 0,77 lei 0,765 lei 0,61 lei	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes 400W,20V5%,SMFBIDIRTVS Vishay Semiconductors 4SMF20CA-M3/I 4SMF20CA-M3/I Vishay Semiconductors 1: 2,25 lei 7.871In Stock New Product	Mfr. Part No. 4SMF20CA-M3/I Mouser Part No 78-4SMF20CA-M3/I New Product	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 400W,20V5%,SMFBIDIRTVS	Datasheet	7.871In Stock	Cut Tape 2,25 lei 1,56 lei 0,765 lei 0,637 lei Reel 0,321 lei View 0,444 lei 0,385 lei 0,369 lei 0,289 lei	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes 400W,26V5%,SMFBIDIRTVS Vishay Semiconductors 4SMF26CA-M3/I 4SMF26CA-M3/I Vishay Semiconductors 1: 2,30 lei 19.234In Stock New Product	Mfr. Part No. 4SMF26CA-M3/I Mouser Part No 78-4SMF26CA-M3/I New Product	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 400W,26V5%,SMFBIDIRTVS	Datasheet	19.234In Stock	Cut Tape 2,30 lei 1,62 lei 0,792 lei 0,663 lei Reel 0,332 lei View 0,46 lei 0,401 lei 0,38 lei 0,30 lei	Min.: 1 Mult.: 1 : 10.000
NTC (Negative Temperature Coefficient) Thermistors NTC LUG M5 10k 1% G24 64mm A Vishay / BC Components NTCALUG54A103F640A NTCALUG54A103F640A Vishay / BC Components 1: 14,23 lei 256In Stock New Product	Mfr. Part No. NTCALUG54A103F640A Mouser Part No 594-NTCALUG54A103F6 New Product	Vishay / BC Components	NTC (Negative Temperature Coefficient) Thermistors NTC LUG M5 10k 1% G24 64mm A	Datasheet	256In Stock	14,23 lei 10,70 lei 9,52 lei 9,04 lei View 8,77 lei 8,72 lei 7,54 lei 7,38 lei 7,12 lei	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 350W,58V5%,SMFBIDIRTVS Vishay Semiconductors 4SMF58CAHM3/I 4SMF58CAHM3/I Vishay Semiconductors 1: 2,71 lei 7.964In Stock New Product	Mfr. Part No. 4SMF58CAHM3/I Mouser Part No 78-4SMF58CAHM3/I New Product	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 350W,58V5%,SMFBIDIRTVS	Datasheet	7.964In Stock	Cut Tape 2,71 lei 1,69 lei 1,08 lei 0,808 lei Reel 0,471 lei View 0,647 lei 0,562 lei 0,551 lei 0,444 lei	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes 400W,24V5%,SMFBIDIRTVS Vishay Semiconductors 4SMF24CA-M3/I 4SMF24CA-M3/I Vishay Semiconductors 1: 2,30 lei 19.328In Stock 10.000Expected 11/23/2026 New Product	Mfr. Part No. 4SMF24CA-M3/I Mouser Part No 78-4SMF24CA-M3/I New Product	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 400W,24V5%,SMFBIDIRTVS	Datasheet	19.328In Stock 10.000Expected 11/23/2026	Cut Tape 2,30 lei 1,62 lei 0,792 lei 0,663 lei Reel 0,332 lei View 0,46 lei 0,401 lei 0,38 lei 0,30 lei	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes 400W,16V5%,SMFBIDIRTVS Vishay Semiconductors 4SMF16CA-M3/I 4SMF16CA-M3/I Vishay Semiconductors 1: 2,25 lei 7.916In Stock New Product	Mfr. Part No. 4SMF16CA-M3/I Mouser Part No 78-4SMF16CA-M3/I New Product	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 400W,16V5%,SMFBIDIRTVS	Datasheet	7.916In Stock	Cut Tape 2,25 lei 1,56 lei 0,765 lei 0,637 lei Reel 0,321 lei View 0,444 lei 0,385 lei 0,369 lei 0,289 lei	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes TVS 6KA RATED 450V BI AXIAL AK8-450C-FB Littelfuse 1: 624,61 lei 4In Stock 56Expected 2/8/2027 New Product	Mfr. Part No. AK8-450C-FB Mouser Part No 576-AK8-450C-FB New Product	Littelfuse	ESD Protection Diodes / TVS Diodes TVS 6KA RATED 450V BI AXIAL Learn More about Littelfuse ak8 fb tvs diodes	Datasheet	4In Stock 56Expected 2/8/2027	624,61 lei 558,70 lei	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 400W,17V5%,SMFBIDIRTVS Vishay Semiconductors 4SMF17CA-M3/I 4SMF17CA-M3/I Vishay Semiconductors 1: 2,25 lei 7.816In Stock New Product	Mfr. Part No. 4SMF17CA-M3/I Mouser Part No 78-4SMF17CA-M3/I New Product	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 400W,17V5%,SMFBIDIRTVS	Datasheet	7.816In Stock	Cut Tape 2,25 lei 1,56 lei 0,765 lei 0,637 lei Reel 0,321 lei View 0,444 lei 0,385 lei 0,369 lei 0,289 lei	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes 400W,18V5%,SMFBIDIRTVS Vishay Semiconductors 4SMF18CA-M3/I 4SMF18CA-M3/I Vishay Semiconductors 1: 2,25 lei 7.632In Stock New Product	Mfr. Part No. 4SMF18CA-M3/I Mouser Part No 78-4SMF18CA-M3/I New Product	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 400W,18V5%,SMFBIDIRTVS	Datasheet	7.632In Stock	Cut Tape 2,25 lei 1,56 lei 0,765 lei 0,637 lei Reel 0,321 lei View 0,444 lei 0,385 lei 0,369 lei 0,289 lei	Min.: 1 Mult.: 1 : 10.000
Industrial Surge Protectors SPD 120V Single Phase 36kA SDSA05 Square D 1: 506,11 lei 7In Stock New Product	Mfr. Part No. SDSA05 Mouser Part No 996-SDSA05 New Product	Square D	Industrial Surge Protectors SPD 120V Single Phase 36kA Learn More about Square D sdsa surge protective devices	Datasheet	7In Stock	506,11 lei	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes Automotive High Surge ESD - SOT-23,Uni,5V PE4305C2A-AU_R1_007A1 Panjit 1: 2,02 lei 5.371In Stock New Product	Mfr. Part No. PE4305C2A-AU_R1_007A1 Mouser Part No 241-PE4305C2AAUR17A1 New Product	Panjit	ESD Protection Diodes / TVS Diodes Automotive High Surge ESD - SOT-23,Uni,5V	Datasheet	5.371In Stock	Cut Tape 2,02 lei 1,39 lei 0,679 lei 0,572 lei Reel 0,342 lei View 0,396 lei 0,321 lei 0,284 lei MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 400W,10V5%,SMFBIDIRTVS Vishay Semiconductors 4SMF10CA-M3/I 4SMF10CA-M3/I Vishay Semiconductors 1: 2,25 lei 8.909In Stock New Product	Mfr. Part No. 4SMF10CA-M3/I Mouser Part No 78-4SMF10CA-M3/I New Product	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 400W,10V5%,SMFBIDIRTVS	Datasheet	8.909In Stock	Cut Tape 2,25 lei 1,56 lei 0,765 lei 0,637 lei Reel 0,321 lei View 0,444 lei 0,385 lei 0,369 lei 0,289 lei	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes TVS 5KW 18V 5%UNI DO-214AB TR13 RoHS Littelfuse 5.0SMDJ18A-E 5.0SMDJ18A-E Littelfuse 1: 12,89 lei 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 12,89 lei 8,29 lei 6,74 lei 5,67 lei 4,60 lei Reel 3,91 lei	Min.: 1 Mult.: 1 : 3.000
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 315A ESR3XLUB0315XI Littelfuse 1: 2.689,12 lei 2In Stock 1Expected 11/30/2026 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 11/30/2026	2.689,12 lei 2.208,05 lei 2.009,35 lei	Min.: 1 Mult.: 1
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL DIN 315A ESR3XLDB0315XI Littelfuse 1: 2.667,40 lei 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	2.667,40 lei 2.190,24 lei 1.993,09 lei	Min.: 1 Mult.: 1
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 400A ESR3XLUB0400XI Littelfuse 1: 2.744,02 lei 3In Stock New Product	Mfr. Part No. ESR3XLUB0400XI Mouser Part No 576-ESR3XLUB0400XI New Product	Littelfuse	Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 400A Learn More about Littelfuse esr high speed square body fuses	Datasheet	3In Stock	2.744,02 lei 2.253,15 lei 2.050,92 lei Quote Quote	Min.: 1 Mult.: 1
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 500A ESR3XLUB0500XI Littelfuse 1: 2.799,71 lei 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	2.799,71 lei 2.383,00 lei 2.136,20 lei	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 12V, Uni-directional, 20A-80A SVS1271P3UU.N Semtech 1: 3,17 lei 8.000In Stock New Product	Mfr. Part No. SVS1271P3UU.N Mouser Part No 947-SVS1271P3UU.N New Product	Semtech	ESD Protection Diodes / TVS Diodes 12V, Uni-directional, 20A-80A		8.000In Stock	Cut Tape 3,17 lei 1,98 lei 1,27 lei 0,942 lei Reel 0,546 lei View 0,765 lei 0,658 lei 0,647 lei 0,519 lei MouseReel Available	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes 36V, Uni-directional, 20A-80A SVS3671P3UU.N Semtech 1: 3,17 lei 8.000In Stock New Product	Mfr. Part No. SVS3671P3UU.N Mouser Part No 947-SVS3671P3UU.N New Product	Semtech	ESD Protection Diodes / TVS Diodes 36V, Uni-directional, 20A-80A		8.000In Stock	Cut Tape 3,17 lei 1,98 lei 1,27 lei 0,942 lei Reel 0,546 lei View 0,765 lei 0,658 lei 0,647 lei 0,519 lei MouseReel Available	Min.: 1 Mult.: 1 : 10.000
Circuit Breakers 8340-F410-P1M1-ALH0-5A E-T-A 1: 391,14 lei 8In Stock 20Expected 1/1/2027 New At Mouser	Mfr. Part No. 8340-F410-P1M1-ALH0-5A Mouser Part No 457-4F410P1M1ALH05A New At Mouser	E-T-A	Circuit Breakers		8In Stock 20Expected 1/1/2027	391,14 lei 324,48 lei 305,11 lei 254,23 lei View 237,38 lei 237,33 lei Quote	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 30V, 100A ,DNF2020-6L SC3000-01UTG Littelfuse 1: 8,51 lei 3.000In 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	3.000In Stock	Cut Tape 8,51 lei 5,34 lei 3,50 lei 2,70 lei Reel 2,18 lei View 2,29 lei 2,00 lei MouseReel Available	Min.: 1 Mult.: 1 : 3.000
ESD Protection Diodes / TVS Diodes 1.0 V, 0.17 pF, 15 kV, Bidirectional TVS SP4315-01WTG Littelfuse 1: 3,77 lei 7.000In Stock 100Expected 12/21/2026 New Product	Mfr. Part No. SP4315-01WTG Mouser Part No 576-SP4315-01WTG New Product	Littelfuse	ESD Protection Diodes / TVS Diodes 1.0 V, 0.17 pF, 15 kV, Bidirectional TVS Learn More about Littelfuse sp4315 01wtg tvs diode arrays	Datasheet	7.000In Stock 100Expected 12/21/2026	Cut Tape 3,77 lei 2,35 lei 1,54 lei 1,16 lei View Reel 0,877 lei 1,05 lei 0,968 lei 0,942 lei 0,877 lei MouseReel Available	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes 10V, Uni-directional, 20A-80A SVS1071P3UU.N Semtech 1: 3,17 lei 8.000In Stock New Product	Mfr. Part No. SVS1071P3UU.N Mouser Part No 947-SVS1071P3UU.N New Product	Semtech	ESD Protection Diodes / TVS Diodes 10V, Uni-directional, 20A-80A		8.000In Stock	Cut Tape 3,17 lei 1,98 lei 1,27 lei 0,942 lei Reel 0,546 lei View 0,765 lei 0,658 lei 0,647 lei 0,519 lei MouseReel Available	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes UCLAMP3311T 3.3V SLP-10K UCLAMP3311T.TNT Semtech 1: 4,19 lei 2.692In Stock New Product	Mfr. Part No. UCLAMP3311T.TNT Mouser Part No 947-UCLAMP3311T.TNT New Product	Semtech	ESD Protection Diodes / TVS Diodes UCLAMP3311T 3.3V SLP-10K	Datasheet	2.692In Stock	Cut Tape 4,19 lei 2,60 lei 1,70 lei 1,28 lei View Reel 0,819 lei 1,17 lei 1,07 lei 1,04 lei 0,819 lei MouseReel Available	Min.: 1 Mult.: 1 : 10.000

Circuit Protection

Types of Circuit Protection

Customer Service Office

Company

Resources

Support

Share This

Circuit Protection

Types of Circuit Protection