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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.
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Types of Circuit Protection

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (IDR) Filter the results in the table by unit price based on your quantity.	Qty.
ESD Protection Diodes / TVS Diodes 400W,20V5%,SMFBIDIRTVS Vishay Semiconductors 4SMF20CA-M3/I 4SMF20CA-M3/I Vishay Semiconductors 1: Rp8.989,54 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 Rp8.989,54 Rp6.200,95 Rp3.045,44 Rp2.531,75 Reel Rp1.284,22 View Rp1.761,22 Rp1.541,06 Rp1.467,68 Rp1.155,80	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: Rp9.173,00 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 Rp9.173,00 Rp6.439,45 Rp3.155,51 Rp2.641,82 Reel Rp1.320,91 View Rp1.834,60 Rp1.596,10 Rp1.522,72 Rp1.192,49	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes 400W,17V5%,SMFBIDIRTVS Vishay Semiconductors 4SMF17CA-M3/I 4SMF17CA-M3/I Vishay Semiconductors 1: Rp8.989,54 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 Rp8.989,54 Rp6.200,95 Rp3.045,44 Rp2.531,75 Reel Rp1.284,22 View Rp1.761,22 Rp1.541,06 Rp1.467,68 Rp1.155,80	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: Rp8.989,54 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 Rp8.989,54 Rp6.200,95 Rp3.045,44 Rp2.531,75 Reel Rp1.284,22 View Rp1.761,22 Rp1.541,06 Rp1.467,68 Rp1.155,80	Min.: 1 Mult.: 1 : 10.000
Industrial Surge Protectors SPD 120V Single Phase 36kA SDSA05 Square D 1: Rp2.018.060,00 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	Rp2.018.060,00	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors NTC LUG M5 10k 1% G24 64mm A Vishay / BC Components NTCALUG54A103F640A NTCALUG54A103F640A Vishay / BC Components 1: Rp56.689,14 266In 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	266In Stock	Rp56.689,14 Rp42.562,72 Rp37.976,22 Rp35.958,16 View Rp35.040,86 Rp34.857,40 Rp30.087,44 Rp29.537,06 Rp28.436,30	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 350W,58V5%,SMFBIDIRTVS Vishay Semiconductors 4SMF58CAHM3/I 4SMF58CAHM3/I Vishay Semiconductors 1: Rp10.824,14 6.969In 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	6.969In Stock	Cut Tape Rp10.824,14 Rp6.714,64 Rp4.292,96 Rp3.210,55 Reel Rp1.871,29 View Rp2.586,79 Rp2.238,21 Rp2.201,52 Rp1.761,22	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: Rp9.173,00 7.463In Stock 20.000On Order 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	7.463In Stock 20.000On Order On Order Ship Dates Mfr. No: 4SMF24CA-M3/I Stock: 7.463 Can Dispatch Immediately On Order: 10.000 Expected 09/11/2026 10.000 Expected 23/11/2026 Factory Lead Time: 10 Weeks	Cut Tape Rp9.173,00 Rp6.439,45 Rp3.155,51 Rp2.641,82 Reel Rp1.320,91 View Rp1.834,60 Rp1.596,10 Rp1.522,72 Rp1.192,49	Min.: 1 Mult.: 1 : 10.000
Power Outlet Strips 13-Outlet Rackmount PDU, 1U Server Power Strip/Supply, 1x Front & 12x Rear Ports 1315B8H-RACK-PDU StarTech 1: Rp2.944.533,00 4In Stock New Product	Mfr. Part No. 1315B8H-RACK-PDU Mouser Part No 179-1315B8HRACKPDU New Product	StarTech	Power Outlet Strips 13-Outlet Rackmount PDU, 1U Server Power Strip/Supply, 1x Front & 12x Rear Ports	Datasheet	4In Stock	Rp2.944.533,00 Rp2.586.969,46 Rp2.495.056,00 Rp2.494.689,08 View Quote	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes Automotive High Surge ESD - SOT-23,Uni,5V PE4305C2A-AU_R1_007A1 Panjit 1: Rp8.072,24 5.396In 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	5.396In Stock	Cut Tape Rp8.072,24 Rp5.540,49 Rp2.715,21 Rp2.274,90 Reel Rp1.357,60 View Rp1.577,76 Rp1.284,22 Rp1.137,45 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: Rp8.989,54 7.919In 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	7.919In Stock	Cut Tape Rp8.989,54 Rp6.200,95 Rp3.045,44 Rp2.531,75 Reel Rp1.284,22 View Rp1.761,22 Rp1.541,06 Rp1.467,68 Rp1.155,80	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes TVS 6KA RATED 450V BI AXIAL AK8-450C-FB Littelfuse 1: Rp2.490.652,96 4In Stock 56Expected 08/02/2027 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 08/02/2027	Rp2.490.652,96 Rp2.227.754,78	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 400W,16V5%,SMFBIDIRTVS Vishay Semiconductors 4SMF16CA-M3/I 4SMF16CA-M3/I Vishay Semiconductors 1: Rp8.989,54 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 Rp8.989,54 Rp6.200,95 Rp3.045,44 Rp2.531,75 Reel Rp1.284,22 View Rp1.761,22 Rp1.541,06 Rp1.467,68 Rp1.155,80	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: Rp51.368,80 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 Rp51.368,80 Rp33.022,80 Rp26.785,16 Rp22.565,58 Rp18.346,00 Reel Rp15.594,10	Min.: 1 Mult.: 1 : 3.000
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 315A ESR3XLUB0315XI Littelfuse 1: Rp10.722.503,16 2In Stock 1Expected 30/11/2026 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 30/11/2026	Rp10.722.503,16 Rp8.804.428,86 Rp8.012.065,12	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 5V, 6A, SOD882 SC1003-01ETG Littelfuse 1: Rp14.493,34 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 Rp14.493,34 Rp9.117,96 Rp5.815,68 Rp4.348,00 Reel Rp2.531,75 View Rp3.522,43 Rp3.027,09 Rp2.990,40 Rp2.384,98 MouseReel Available	Min.: 1 Mult.: 1 : 10.000
Varistors 20mm Radial Disc-Kinked Leads,Bulk MOV-20D182KKC Bourns 1: Rp62.559,86 200In Stock New Product	Mfr. Part No. MOV-20D182KKC Mouser Part No 652-MOV-20D182KKC New Product	Bourns	Varistors 20mm Radial Disc-Kinked Leads,Bulk Learn More about Bourns mov kc metal oxide varistors	Datasheet	200In Stock	Rp62.559,86 Rp39.627,36 Rp30.637,82 Rp28.619,76 View Rp25.134,02 Rp21.097,90 Rp20.547,52	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 18V, Uni-directional, 20A-80A SVS1871P3UU.N Semtech 1: Rp12.658,74 7.996In Stock New Product	Mfr. Part No. SVS1871P3UU.N Mouser Part No 947-SVS1871P3UU.N New Product	Semtech	ESD Protection Diodes / TVS Diodes 18V, Uni-directional, 20A-80A		7.996In Stock	Cut Tape Rp12.658,74 Rp7.888,78 Rp5.045,15 Rp3.760,93 Reel Rp2.183,17 View Rp3.045,44 Rp2.623,48 Rp2.586,79 Rp2.073,10 MouseReel Available	Min.: 1 Mult.: 1 : 10.000
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL DIN 315A ESR3XLDB0315XI Littelfuse 1: Rp10.635.910,04 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	Rp10.635.910,04 Rp8.733.246,38 Rp7.947.303,74	Min.: 1 Mult.: 1
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 400A ESR3XLUB0400XI Littelfuse 1: Rp10.941.370,94 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	Rp10.941.370,94 Rp8.984.219,66 Rp8.177.912,96 Quote Quote	Min.: 1 Mult.: 1
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 500A ESR3XLUB0500XI Littelfuse 1: Rp11.163.541,00 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	Rp11.163.541,00 Rp9.501.943,78 Rp8.517.864,34	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 12V, Uni-directional, 20A-80A SVS1271P3UU.N Semtech 1: Rp12.658,74 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 Rp12.658,74 Rp7.888,78 Rp5.045,15 Rp3.760,93 Reel Rp2.183,17 View Rp3.045,44 Rp2.623,48 Rp2.586,79 Rp2.073,10 MouseReel Available	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes 36V, Uni-directional, 20A-80A SVS3671P3UU.N Semtech 1: Rp12.658,74 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 Rp12.658,74 Rp7.888,78 Rp5.045,15 Rp3.760,93 Reel Rp2.183,17 View Rp3.045,44 Rp2.623,48 Rp2.586,79 Rp2.073,10 MouseReel Available	Min.: 1 Mult.: 1 : 10.000
Circuit Breakers 8340-F410-P1M1-ALH0-5A E-T-A 1: Rp1.559.593,46 8In Stock 20Expected 01/01/2027 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 01/01/2027	Rp1.559.593,46 Rp1.293.759,92 Rp1.216.523,26 Rp1.013.799,96 View Rp946.470,14 Quote	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 30V, 100A ,DNF2020-6L SC3000-01UTG Littelfuse 1: Rp33.940,10 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 Rp33.940,10 Rp21.281,36 Rp13.942,96 Rp10.769,10 Reel Rp8.677,66 View Rp9.136,31 Rp7.980,51 MouseReel Available	Min.: 1 Mult.: 1 : 3.000

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Circuit Protection

Types of Circuit Protection