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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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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 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 Rp1.155,80 View Rp1.761,22 Rp1.541,06 Rp1.394,30 Rp1.064,07	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes 400W,26V5%,SMFBIDIRTVS 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 Rp1.210,84 View Rp1.834,60 Rp1.596,10 Rp1.430,99 Rp1.100,76	Min.: 1 Mult.: 1 : 10.000
NTC (Negative Temperature Coefficient) Thermistors NTC LUG M5 10k 1% G24 64mm A NTCALUG54A103F640A Vishay / BC Components 1: Rp56.689,14 323In 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	323In Stock	Rp56.689,14 Rp42.562,72 Rp37.976,22 Rp35.958,16 View Rp35.040,86 Rp34.857,40 Rp30.270,90 Rp29.537,06 Rp28.436,30	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 350W,58V5%,SMFBIDIRTVS 4SMF58CAHM3/I Vishay Semiconductors 1: Rp8.806,08 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 Rp8.806,08 Rp6.035,83 Rp3.412,36 Rp2.696,86 Reel Rp1.651,14 View Rp2.274,90 Rp1.926,33 Rp1.834,60 Rp1.486,03	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 5In 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	5In 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 400W,10V5%,SMFBIDIRTVS 4SMF10CA-M3/I Vishay Semiconductors 1: Rp8.989,54 7.927In 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	7.927In Stock	Cut Tape Rp8.989,54 Rp6.200,95 Rp3.045,44 Rp2.531,75 Reel Rp1.155,80 View Rp1.761,22 Rp1.541,06 Rp1.394,30 Rp1.064,07	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes TVS 6KA RATED 450V BI AXIAL AK8-450C-FB Littelfuse 1: Rp2.464.968,56 4In Stock 56Expected 15/12/2026 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 15/12/2026	Rp2.464.968,56 Rp2.250.503,82	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes TVS AXIAL KA RATED - 3KA 430V BI AK3-430C-A Littelfuse 1: Rp1.739.934,64 4In Stock 56Expected 15/12/2026 New Product	Mfr. Part No. AK3-430C-A Mouser Part No 576-AK3-430C-A New Product	Littelfuse	ESD Protection Diodes / TVS Diodes TVS AXIAL KA RATED - 3KA 430V BI Learn More about Littelfuse ak3 a tvs diodes	Datasheet	4In Stock 56Expected 15/12/2026	Rp1.739.934,64 Rp1.588.580,14	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 400W,17V5%,SMFBIDIRTVS 4SMF17CA-M3/I Vishay Semiconductors 1: Rp8.989,54 7.840In 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	7.840In Stock	Cut Tape Rp8.989,54 Rp6.200,95 Rp3.045,44 Rp2.531,75 Reel Rp1.155,80 View Rp1.761,22 Rp1.541,06 Rp1.394,30 Rp1.064,07	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes 400W,18V5%,SMFBIDIRTVS 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 Rp1.155,80 View Rp1.761,22 Rp1.541,06 Rp1.394,30 Rp1.064,07	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
ESD Protection Diodes / TVS Diodes Automotive High Surge ESD - DFN1006-2L,Bi,5V PEC3205M1Q-AU_R1_005A1 Panjit 1: Rp2.384,98 17.969In Stock New Product	Mfr. Part No. PEC3205M1Q-AU_R1_005A1 Mouser Part No 241-PEC3205M1QAUR15A New Product	Panjit	ESD Protection Diodes / TVS Diodes Automotive High Surge ESD - DFN1006-2L,Bi,5V	Datasheet	17.969In Stock	Cut Tape Rp2.384,98 Rp2.054,75 Rp1.119,11 Rp697,15 Reel Rp293,54 View Rp477,00 Rp403,61 Rp366,92 Rp256,84 MouseReel Available	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes 400W,16V5%,SMFBIDIRTVS 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 Rp1.155,80 View Rp1.761,22 Rp1.541,06 Rp1.394,30 Rp1.064,07	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes 400W,24V5%,SMFBIDIRTVS 4SMF24CA-M3/I Vishay Semiconductors 1: Rp9.173,00 7.463In Stock 20.000Expected 25/11/2026 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	7.463In Stock 20.000Expected 25/11/2026	Cut Tape Rp9.173,00 Rp6.439,45 Rp3.155,51 Rp2.641,82 Reel Rp1.210,84 View Rp1.834,60 Rp1.596,10 Rp1.430,99 Rp1.100,76	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes TVS 10KA RATED 550V BI AXIAL AK10-550C-FL Littelfuse 1: Rp3.045.069,08 1In Stock 56Expected 09/12/2026 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 09/12/2026	Rp3.045.069,08 Rp2.779.969,38	Min.: 1 Mult.: 1
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 315A ESR3XLUB0315XI Littelfuse 1: Rp10.722.503,16 2In Stock 1Expected 16/11/2026 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 16/11/2026	Rp10.722.503,16 Rp8.804.428,86 Rp8.012.065,12	Min.: 1 Mult.: 1
Surface Mount Fuses SF2T 1206 32V 3A Sn Tape&Reel SF2T120632V3A00TT Vishay / Sfernice 1: Rp17.428,70 3.500In Stock New Product	Mfr. Part No. SF2T120632V3A00TT Mouser Part No 594-SF2T120632V3A00T New Product	Vishay / Sfernice	Surface Mount Fuses SF2T 1206 32V 3A Sn Tape&Reel Learn More about Vishay / Sfernice vishay sft sf2t time lag acting thin film fuses	Datasheet	3.500In Stock	Cut Tape Rp17.428,70 Rp14.053,04 Rp11.833,17 Rp10.255,41 View Reel Rp6.329,37 Rp9.228,04 Rp8.512,54 Rp7.833,74 Rp7.265,02 Rp6.329,37 MouseReel Available	Min.: 1 Mult.: 1 : 5.000
NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 100kO 3% B25/50 4250K BTN06G104H4EF1T0A Bourns 1: Rp2.935,36 8.000In Stock New Product	Mfr. Part No. BTN06G104H4EF1T0A Mouser Part No 652-BTN06104H4EF1T0A New Product	Bourns	NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 100kO 3% B25/50 4250K Learn More about Bourns btn06g ntc thermistors	Datasheet	8.000In Stock	Cut Tape Rp2.935,36 Rp2.586,79 Rp2.274,90 Rp1.816,25 Reel Rp1.375,95 View Rp1.596,10 Rp1.522,72 Rp1.320,91 Rp1.265,87 MouseReel Available	Min.: 1 Mult.: 1 : 4.000
ESD Protection Diodes / TVS Diodes TVS 5KW 18V 5%UNI DO-214AB TR13 RoHS Littelfuse 5.0SMDJ18A-E 5.0SMDJ18A-E Littelfuse 1: Rp51.185,34 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 Rp51.185,34 Rp32.839,34 Rp26.601,70 Rp22.382,12 Reel Rp15.502,37 View Rp17.593,81 Rp16.107,79 Rp14.089,73 Rp13.704,46	Min.: 1 Mult.: 1 : 3.000
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 "20 V, 50pF, 5A," SP1120-01WTG Littelfuse 1: Rp11.191,06 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 Rp11.191,06 Rp5.778,99 Rp4.311,31 Rp3.265,59 Reel Rp1.706,18 View Rp3.082,13 Rp1.559,41	Min.: 1 Mult.: 1 : 10.000
Surface Mount Fuses SFT 1206 63V 0.5A Sn Tape&Reel SFT120663VA500TT Vishay / Sfernice 1: Rp11.374,52 3.493In Stock New Product	Mfr. Part No. SFT120663VA500TT Mouser Part No 594-SFT120663VA500TT New Product	Vishay / Sfernice	Surface Mount Fuses SFT 1206 63V 0.5A Sn Tape&Reel Learn More about Vishay / Sfernice vishay sft sf2t time lag acting thin film fuses	Datasheet	3.493In Stock	Cut Tape Rp11.374,52 Rp9.026,23 Rp7.595,24 Rp6.677,94 View Reel Rp4.219,58 Rp5.999,14 Rp5.540,49 Rp5.100,19 Rp4.696,58 Rp4.219,58 MouseReel Available	Min.: 1 Mult.: 1 : 5.000
NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 10kO 5% B25/50 3380K BTN06G103J3HH1T0A Bourns 1: Rp2.201,52 7.900In Stock New Product	Mfr. Part No. BTN06G103J3HH1T0A Mouser Part No 652-BTN06103J3HH1T0A New Product	Bourns	NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 10kO 5% B25/50 3380K Learn More about Bourns btn06g ntc thermistors	Datasheet	7.900In Stock	Cut Tape Rp2.201,52 Rp2.036,41 Rp1.797,91 Rp1.467,68 Reel Rp1.100,76 View Rp1.284,22 Rp1.229,18 Rp1.045,72 Rp1.009,03 MouseReel Available	Min.: 1 Mult.: 1 : 4.000

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