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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 (EUR) Filter the results in the table by unit price based on your quantity.	Qty.
NTC (Negative Temperature Coefficient) Thermistors ESAPP-ESA PROBE-RTD PT1000, 2000mm 20016752-02 TE Connectivity 1: 1.242,55 € 14In Stock New Product	Mfr. Part No. 20016752-02 Mouser Part No 571-20016752-02 New Product	TE Connectivity	NTC (Negative Temperature Coefficient) Thermistors ESAPP-ESA PROBE-RTD PT1000, 2000mm Learn More about TE Connectivity te surface mount temperature sensors	Datasheet	14In Stock	1.242,55 € 1.135,97 € 1.046,31 € View Quote	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors ESA PROBE-RTD PT1000 1000mm ENG MODEL 10219128-01 TE Connectivity 1: 428,62 € 1In Stock New Product	Mfr. Part No. 10219128-01 Mouser Part No 571-10219128-01 New Product	TE Connectivity	NTC (Negative Temperature Coefficient) Thermistors ESA PROBE-RTD PT1000 1000mm ENG MODEL Learn More about TE Connectivity te surface mount temperature sensors	Datasheet	1In Stock	428,62 € 343,89 € 340,78 € View Quote	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 400W,17V5%,SMFBIDIRTVS 4SMF17CA-M3/I Vishay Semiconductors 1: 0,421 € 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 0,421 € 0,291 € 0,143 € 0,119 € Reel 0,054 € View 0,083 € 0,072 € 0,065 € 0,05 €	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes 400W,18V5%,SMFBIDIRTVS 4SMF18CA-M3/I Vishay Semiconductors 1: 0,421 € 6.678In 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	6.678In Stock	Cut Tape 0,421 € 0,291 € 0,143 € 0,119 € Reel 0,054 € View 0,083 € 0,072 € 0,065 € 0,05 €	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes 400W,10V5%,SMFBIDIRTVS 4SMF10CA-M3/I Vishay Semiconductors 1: 0,421 € 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 0,421 € 0,291 € 0,143 € 0,119 € Reel 0,054 € View 0,083 € 0,072 € 0,065 € 0,05 €	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes 400W,24V5%,SMFBIDIRTVS 4SMF24CA-M3/I Vishay Semiconductors 1: 0,43 € 7.563In Stock 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	7.563In Stock	Cut Tape 0,43 € 0,302 € 0,148 € 0,124 € Reel 0,057 € View 0,086 € 0,075 € 0,067 € 0,052 €	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes 400W,28V5%,SMFBIDIRTVS 4SMF28CA-M3/I Vishay Semiconductors 1: 0,43 € 7.708In Stock New Product	Mfr. Part No. 4SMF28CA-M3/I Mouser Part No 78-4SMF28CA-M3/I New Product	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 400W,28V5%,SMFBIDIRTVS	Datasheet	7.708In Stock	Cut Tape 0,43 € 0,302 € 0,148 € 0,124 € Reel 0,057 € View 0,086 € 0,075 € 0,067 € 0,052 €	Min.: 1 Mult.: 1 : 10.000
NTC (Negative Temperature Coefficient) Thermistors ESA PROBE-RTD PT1000 3000mm ENG MODEL 10219128-03 TE Connectivity 1: 569,64 € 2In Stock New Product	Mfr. Part No. 10219128-03 Mouser Part No 571-10219128-03 New Product	TE Connectivity	NTC (Negative Temperature Coefficient) Thermistors ESA PROBE-RTD PT1000 3000mm ENG MODEL Learn More about TE Connectivity te surface mount temperature sensors	Datasheet	2In Stock	569,64 € 434,36 € 430,43 € View Quote	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 400W,20V5%,SMFBIDIRTVS 4SMF20CA-M3/I Vishay Semiconductors 1: 0,421 € 6.915In 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	6.915In Stock	Cut Tape 0,421 € 0,291 € 0,143 € 0,119 € Reel 0,054 € View 0,083 € 0,072 € 0,065 € 0,05 €	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes Automotive High Surge ESD - DFN1006-2L,Bi,5V PEC3205M1Q-AU_R1_005A1 Panjit 1: 0,112 € 18.459In 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	18.459In Stock	Cut Tape 0,112 € 0,096 € 0,052 € 0,033 € Reel 0,014 € View 0,022 € 0,019 € 0,017 € 0,012 € MouseReel Available	Min.: 1 Mult.: 1 : 10.000
NTC (Negative Temperature Coefficient) Thermistors ESAPP-ESA PROBE-RTD PT1000, 1000mm 20016752-01 TE Connectivity 1: 818,17 € 1In Stock New Product	Mfr. Part No. 20016752-01 Mouser Part No 571-20016752-01 New Product	TE Connectivity	NTC (Negative Temperature Coefficient) Thermistors ESAPP-ESA PROBE-RTD PT1000, 1000mm Learn More about TE Connectivity te surface mount temperature sensors	Datasheet	1In Stock	818,17 € 656,50 € View Quote	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors NTC LUG M5 10k 1% G24 64mm A NTCALUG54A103F640A Vishay / BC Components 1: 2,66 € 355In 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	355In Stock	2,66 € 2,00 € 1,78 € 1,69 € View 1,64 € 1,63 € 1,42 € 1,38 € 1,33 €	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 350W,58V5%,SMFBIDIRTVS 4SMF58CAHM3/I Vishay Semiconductors 1: 0,413 € 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 0,413 € 0,283 € 0,16 € 0,126 € Reel 0,077 € View 0,107 € 0,09 € 0,086 € 0,07 €	Min.: 1 Mult.: 1 : 10.000
ESD Protection Diodes / TVS Diodes 5V, 6A, SOD882 SC1003-01ETG Littelfuse 1: 0,516 € 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 0,516 € 0,316 € 0,201 € 0,168 € Reel 0,094 € View 0,136 € 0,116 € 0,111 € 0,09 € MouseReel Available	Min.: 1 Mult.: 1 : 10.000
NTC (Negative Temperature Coefficient) Thermistors Assembly Probe MP3 Type R200=1.0kOhms 5% Temp. Range -40 to 200 PL3FC-312-MP3 Shibaura Electronics 1: 10,42 € 98In Stock New Product	Mfr. Part No. PL3FC-312-MP3 Mouser Part No 603-PL3FC-312-MP3 New Product	Shibaura Electronics	NTC (Negative Temperature Coefficient) Thermistors Assembly Probe MP3 Type R200=1.0kOhms 5% Temp. Range -40 to 200 Learn More about Shibaura Electronics shibaura ntc thermistor temp sensors	Datasheet	98In Stock	10,42 € 9,49 € 8,07 € 7,71 € View 7,19 € 6,73 € 6,25 € 6,06 €	Min.: 1 Mult.: 1
Varistors 20mm Radial Disc-Kinked Leads,Bulk MOV-20D182KKC Bourns 1: 2,92 € 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	2,92 € 1,85 € 1,68 € 1,43 € View 1,34 € 1,18 € 0,972 € 0,903 €	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 18V, Uni-directional, 20A-80A SVS1871P3UU.N Semtech 1: 0,464 € 7.000In 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		7.000In Stock	Cut Tape 0,464 € 0,286 € 0,181 € 0,145 € Reel 0,089 € View 0,122 € 0,103 € 0,095 € 0,083 € MouseReel Available	Min.: 1 Mult.: 1 : 10.000
NTC (Negative Temperature Coefficient) Thermistors Glass Encapsulated NTC Thermistor, Probe, Surface Mount 15K4 20012616-00 TE Connectivity 1: 328,67 € 1In Stock New Product	Mfr. Part No. 20012616-00 Mouser Part No 571-20012616-00 New Product	TE Connectivity	NTC (Negative Temperature Coefficient) Thermistors Glass Encapsulated NTC Thermistor, Probe, Surface Mount 15K4 Learn More about TE Connectivity te surface mount temperature sensors	Datasheet	1In Stock	328,67 € 263,75 € 261,36 € View Quote	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors SMD NTC Thermistor 1206 5kOhm 3% B-3455 HT Series B57621C5502H062 TDK 1: 0,705 € 2.800In Stock New Product	Mfr. Part No. B57621C5502H062 Mouser Part No 871-B57621C5502H062 New Product	TDK	NTC (Negative Temperature Coefficient) Thermistors SMD NTC Thermistor 1206 5kOhm 3% B-3455 HT Series	Datasheet	2.800In Stock	Cut Tape 0,705 € 0,664 € 0,541 € 0,508 € View Reel 0,367 € 0,495 € 0,433 € 0,416 € 0,367 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000
ESD Protection Diodes / TVS Diodes 15V, Uni-directional, 20A-80A SVS1571P3UU.N Semtech 1: 0,464 € 7.000In Stock New Product	Mfr. Part No. SVS1571P3UU.N Mouser Part No 947-SVS1571P3UU.N New Product	Semtech	ESD Protection Diodes / TVS Diodes 15V, Uni-directional, 20A-80A		7.000In Stock	Cut Tape 0,464 € 0,286 € 0,181 € 0,145 € Reel 0,089 € View 0,122 € 0,103 € 0,095 € 0,083 € MouseReel Available	Min.: 1 Mult.: 1 : 10.000
Circuit Breakers 8340-F410-P1M1-ALH0-5A E-T-A 1: 73,11 € 10In Stock New At Mouser	Mfr. Part No. 8340-F410-P1M1-ALH0-5A Mouser Part No 457-4F410P1M1ALH05A New At Mouser	E-T-A	Circuit Breakers		10In Stock	73,11 € 60,65 € 57,03 € 47,52 € View 44,37 € 44,36 € Quote	Min.: 1 Mult.: 1
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 450A ESR3XLUB0450XI Littelfuse 1: 528,31 € 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	528,31 € 433,80 € 394,77 €	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 30V, 100A ,DNF2020-6L SC3000-01UTG Littelfuse 1: 1,37 € 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 1,37 € 0,869 € 0,573 € 0,449 € Reel 0,349 € View 0,407 € 0,34 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000
SCRs 8A 800V Std TO-251 V-PAK SJ8008VTP Littelfuse 1: 2,67 € 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	2,67 € 1,74 € 1,20 € 0,998 € View 0,92 € 0,86 € 0,804 € 0,784 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 100kO 5% B25/50 4250K BTN06G104J4EH1T0A Bourns 1: 0,129 € 8.000In Stock New Product	Mfr. Part No. BTN06G104J4EH1T0A Mouser Part No 652-BTN06104J4EH1T0A New Product	Bourns	NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 100kO 5% B25/50 4250K Learn More about Bourns btn06g ntc thermistors	Datasheet	8.000In Stock	Cut Tape 0,129 € 0,114 € 0,101 € 0,081 € Reel 0,061 € View 0,071 € 0,068 € 0,058 € 0,056 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000

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