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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 (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Surface Mount Fuses .8A 32V TIME DELAY SF-0603SP080-2 Bourns 1: $0.81 21,355In Stock	Mfr. Part No. SF-0603SP080-2 Mouser Part No 652-SF-0603SP080-2	Bourns	Surface Mount Fuses .8A 32V TIME DELAY Learn More about Bourns sf 0603sp r metal foil smd fuses	Datasheet	21,355In Stock	Cut Tape $0.81 $0.685 $0.573 $0.514 View Reel $0.361 $0.462 $0.427 $0.393 $0.388 $0.361 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Surface Mount Fuses 0603 time-lag met-foil. 6A Auto SF-0603SPA600R-2 Bourns 1: $1.06 9,035In Stock	Mfr. Part No. SF-0603SPA600R-2 Mouser Part No 652-SF-0603SPA600R-2	Bourns	Surface Mount Fuses 0603 time-lag met-foil. 6A Auto Learn More about Bourns sf 0603spa r automotive fuses	Datasheet	9,035In Stock	Cut Tape $1.06 $0.692 $0.605 $0.566 View Reel $0.475 $0.525 $0.50 $0.485 $0.484 $0.475 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Surface Mount Fuses 0603 time-lag met-foil. 8A Auto SF-0603SPA800R-2 Bourns 1: $0.83 8,242In Stock	Mfr. Part No. SF-0603SPA800R-2 Mouser Part No 652-SF-0603SPA800R-2	Bourns	Surface Mount Fuses 0603 time-lag met-foil. 8A Auto Learn More about Bourns sf 0603spa r automotive fuses	Datasheet	8,242In Stock	Cut Tape $0.83 $0.763 $0.675 $0.631 View Reel $0.457 $0.59 $0.544 $0.473 $0.457 $0.457 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Surface Mount Fuses 1.25A Fast Acting 1206 SinglFuse SF-1206F125-2 Bourns 1: $0.68 37,159In Stock	Mfr. Part No. SF-1206F125-2 Mouser Part No 652-SF-1206F125-2	Bourns	Surface Mount Fuses 1.25A Fast Acting 1206 SinglFuse Learn More about Bourns fast acting thin film smd fuses	Datasheet	37,159In Stock	Cut Tape $0.68 $0.455 $0.405 $0.372 View Reel $0.27 $0.343 $0.331 $0.317 $0.316 $0.27 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Surface Mount Fuses 1A 63V FAST ACTING SF-1206FP100-2 Bourns 1: $0.68 12,880In Stock	Mfr. Part No. SF-1206FP100-2 Mouser Part No 652-SF-1206FP100-2	Bourns	Surface Mount Fuses 1A 63V FAST ACTING Learn More about Bourns precision fast acting smd fuses	Datasheet	12,880In Stock	Cut Tape $0.68 $0.541 $0.456 $0.40 View Reel $0.252 $0.36 $0.332 $0.306 $0.282 $0.252 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Surface Mount Fuses 1A 63V TIME DELAY SF-1206SP100-2 Bourns 1: $0.61 15,253In Stock	Mfr. Part No. SF-1206SP100-2 Mouser Part No 652-SF-1206SP100-2	Bourns	Surface Mount Fuses 1A 63V TIME DELAY Learn More about Bourns precision slow blow smd fuses	Datasheet	15,253In Stock	Cut Tape $0.61 $0.541 $0.482 $0.429 View Reel $0.267 $0.392 $0.362 $0.334 $0.299 $0.267 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Thyristor Surge Protection Devices - TSPD 15V (DRM) 500A (IPP) 30V (B TISP4030H1BJR-S Bourns 1: $1.40 20,993In Stock	Mfr. Part No. TISP4030H1BJR-S Mouser Part No 652-TISP4030H1BJR-S	Bourns	Thyristor Surge Protection Devices - TSPD 15V (DRM) 500A (IPP) 30V (B Learn More about Bourns TISP40xxH1BJ VLV overvoltage protector	Datasheet	20,993In Stock	Cut Tape $1.40 $0.882 $0.497 $0.409 Reel $0.353 View $0.378 $0.348 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Thyristor Surge Protection Devices - TSPD 190V(DRM) 600A (IPP) 250V(B TISP4250H3BJR-S Bourns 1: $1.37 25,631In Stock	Mfr. Part No. TISP4250H3BJR-S Mouser Part No 652-TISP4250H3BJR-S	Bourns	Thyristor Surge Protection Devices - TSPD 190V(DRM) 600A (IPP) 250V(B Learn More about Bourns TISP protectors for VDSL GFast	Datasheet	25,631In Stock	Cut Tape $1.37 $0.713 $0.509 $0.423 Reel $0.34 View $0.374 $0.337 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
PTC (Positive Temperature Coefficient) Thermistors 4.7Kohms 1% Linear Vishay / Dale TFPT0805L4701FV TFPT0805L4701FV Vishay / Dale 1: $1.14 2,825In Stock	Mfr. Part No. TFPT0805L4701FV Mouser Part No 71-TFPT0805L4701FV	Vishay / Dale	PTC (Positive Temperature Coefficient) Thermistors 4.7Kohms 1% Linear Learn More about Vishay / Dale vishay dale tfpt thermistors	Datasheet	2,825In Stock	Cut Tape $1.14 $1.08 $1.01 $0.962 Reel $0.772 View $0.921 $0.847 $0.728 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ESD Protection Diodes / TVS Diodes 3KW, 22V 5%,BIDIR,SMC TVS Vishay Semiconductors SMC3K22CAHM3_A/H SMC3K22CAHM3_A/H Vishay Semiconductors 1: $2.53 3,101In Stock	Mfr. Part No. SMC3K22CAHM3_A/H Mouser Part No 78-SMC3K22CAHM3_A/H	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 3KW, 22V 5%,BIDIR,SMC TVS Learn More about Vishay Semiconductors vishay semi esmp package evolution	Datasheet	3,101In Stock	Cut Tape $2.53 $1.51 $1.25 $1.08 $0.71 Reel $0.681 MouseReel Available	Min.: 1 Mult.: 1 : 850
ESD Protection Diodes / TVS Diodes 5.0 Volt 33 Watt 5 Diode VESD05A5A-HSF-GS08 Vishay Semiconductors 1: $0.82 13,890In Stock	Mfr. Part No. VESD05A5A-HSF-GS08 Mouser Part No 78-VESD05A5A-HSF	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 5.0 Volt 33 Watt 5 Diode	Datasheet	13,890In Stock	Cut Tape $0.82 $0.375 $0.33 $0.252 Reel $0.193 View $0.232 $0.165 $0.16 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
PTC (Positive Temperature Coefficient) Thermistors PRG21BC1R0MM1RK Murata Electronics 1: $0.52 22,041In Stock	Mfr. Part No. PRG21BC1R0MM1RK Mouser Part No 81-PRG21BC1R0MM1RK	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	22,041In Stock	Cut Tape $0.52 $0.488 $0.455 $0.433 View Reel $0.258 $0.413 $0.409 $0.361 $0.324 $0.258 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
NTC (Negative Temperature Coefficient) Thermistors Case EIA 0201 B= 1% ,47k 1% NTCG064BF473FTBX TDK 1: $0.10 65,790In Stock	Mfr. Part No. NTCG064BF473FTBX Mouser Part No 810-NTCG064BF473FTBX	TDK	NTC (Negative Temperature Coefficient) Thermistors Case EIA 0201 B= 1% ,47k 1% Learn More about TDK NTCG smd ntc thermistors	Datasheet	65,790In Stock	Cut Tape $0.10 $0.074 $0.064 $0.059 View Reel $0.036 $0.052 $0.05 $0.044 $0.038 $0.036 MouseReel Available	Min.: 1 Mult.: 1 : 15,000
SCR Modules 1200 Volt 230 Amp VS-VSKE236/12PBF Vishay Semiconductors 1: $61.43 44In Stock	Mfr. Part No. VS-VSKE236/12PBF Mouser Part No 844-VSKE236/12PBF	Vishay Semiconductors	SCR Modules 1200 Volt 230 Amp	Datasheet	44In Stock	$61.43 $49.87 $48.48	Min.: 1 Mult.: 1
Triacs 8A 50mA 600V IGT 3 QUAD INTERNL ISLTD BTA08-600BW3G Littelfuse 1: $4.50 1,494In Stock	Mfr. Part No. BTA08-600BW3G Mouser Part No 863-BTA08-600BW3G	Littelfuse	Triacs 8A 50mA 600V IGT 3 QUAD INTERNL ISLTD	Datasheet	1,494In Stock	$4.50 $2.99 $2.10	Min.: 1 Mult.: 1
Triacs 16A 50mA 800V IGT 3 QUAD BTB16-800BW3G Littelfuse 1: $2.42 3,275In Stock	Mfr. Part No. BTB16-800BW3G Mouser Part No 863-BTB16-800BW3G	Littelfuse	Triacs 16A 50mA 800V IGT 3 QUAD	Datasheet	3,275In Stock	$2.42 $1.20 $1.08 $0.914	Min.: 1 Mult.: 1
Triacs Triacs MAC8NG Littelfuse 1: $2.30 1,774In Stock	Mfr. Part No. MAC8NG Mouser Part No 863-MAC8NG	Littelfuse	Triacs Triacs	Datasheet	1,774In Stock	Cut Tape $2.30 $1.34 $0.983 $0.854 Reel $0.854	Min.: 1 Mult.: 1 : 1,000
Triacs Triacs MAC8SNG Littelfuse 1: $2.08 3,754In Stock	Mfr. Part No. MAC8SNG Mouser Part No 863-MAC8SNG	Littelfuse	Triacs Triacs	Datasheet	3,754In Stock	Cut Tape $2.08 $1.24 $0.938 $0.823 Reel $0.742	Min.: 1 Mult.: 1 : 1,000
NTC (Negative Temperature Coefficient) Thermistors 22 Ohms 2900 3% B57164K0220K000 TDK 1: $0.59 8,772In Stock	Mfr. Part No. B57164K0220K000 Mouser Part No 871-B57164K220K	TDK	NTC (Negative Temperature Coefficient) Thermistors 22 Ohms 2900 3% Learn More about TDK epcos temperature sensor systems	Datasheet	8,772In Stock	$0.59 $0.555 $0.519 $0.494 View $0.471 $0.426 $0.408 $0.377	Min.: 1 Mult.: 1
Inrush Current Limiters S 236/80 M B57236S0800M000 TDK 1: $1.06 7,489In Stock	Mfr. Part No. B57236S0800M000 Mouser Part No 871-B57236S0800M000	TDK	Inrush Current Limiters S 236/80 M Learn More about TDK epcos inrush current limiters	Datasheet	7,489In Stock	$1.06 $0.947 $0.783 $0.741 View $0.668 $0.616 $0.569 $0.498 $0.458	Min.: 1 Mult.: 1
Inrush Current Limiters S 237/1 M B57237S0109M000 TDK 1: $1.26 4,643In Stock	Mfr. Part No. B57237S0109M000 Mouser Part No 871-B57237S0109M000	TDK	Inrush Current Limiters S 237/1 M Learn More about TDK epcos inrush current limiters	Datasheet	4,643In Stock	$1.26 $1.16 $0.963 $0.889 View $0.799 $0.734 $0.648 $0.585 $0.56	Min.: 1 Mult.: 1
Inrush Current Limiters S 237/7 M51 B57237S0709M051 TDK 1: $1.30 2,291In Stock	Mfr. Part No. B57237S0709M051 Mouser Part No 871-B57237S0709M051	TDK	Inrush Current Limiters S 237/7 M51 Learn More about TDK epcos inrush current limiters	Datasheet	2,291In Stock	Cut Tape $1.30 $1.20 $0.99 $0.914 Reel $0.612 View $0.821 $0.757 $0.698 $0.575	Min.: 1 Mult.: 1 : 2,000
Inrush Current Limiters 10 Ohms 3.7amps 3060k B57237S0100M054 TDK 1: $1.53 16,402In Stock	Mfr. Part No. B57237S0100M054 Mouser Part No 871-B57237S100M54	TDK	Inrush Current Limiters 10 Ohms 3.7amps 3060k Learn More about TDK epcos inrush current limiters	Datasheet	16,402In Stock	$1.53 $1.40 $1.17 $1.08 Reel $0.743 View $0.968 $0.84 $0.731 $0.674	Min.: 1 Mult.: 1 : 1,500
NTC (Negative Temperature Coefficient) Thermistors 10k 4000 3% B57321V2103J60 TDK 1: $0.26 85,989In Stock	Mfr. Part No. B57321V2103J60 Mouser Part No 871-B57321V2103J60	TDK	NTC (Negative Temperature Coefficient) Thermistors 10k 4000 3% Learn More about TDK b573xv2 ntc thermistors	Datasheet	85,989In Stock	Cut Tape $0.26 $0.204 $0.179 $0.141 View Reel $0.096 $0.121 $0.115 $0.096 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Varistors 11VAC 10% 10mm StandarD B72210S0110K101 TDK 1: $0.41 13,309In Stock	Mfr. Part No. B72210S0110K101 Mouser Part No 871-B72210S110K101	TDK	Varistors 11VAC 10% 10mm StandarD Learn More about TDK epcosvaristors	Datasheet	13,309In Stock	$0.41 $0.254 $0.203 $0.193 View $0.185 $0.176 $0.174 $0.166	Min.: 1 Mult.: 1

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Circuit Protection

Types of Circuit Protection