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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.
Fuses with Leads - Through Hole FUSE, CERAMIC TUBE 15A, 600VAC/500VDC 0ADKP9150-RE Bel Fuse 1: $2.28 1,925In Stock	Mfr. Part No. 0ADKP9150-RE Mouser Part No 530-0ADKP9150-RE	Bel Fuse	Fuses with Leads - Through Hole FUSE, CERAMIC TUBE 15A, 600VAC/500VDC Learn More about Bel Fuse bel circuit protection fuses	Datasheet	1,925In Stock	$2.28 $1.81 $1.64 $1.57 View $1.35 $1.26 $1.09 $1.01	Min.: 1 Mult.: 1
Fuse Clips 3AG PC Earless Clip 01220093Z Littelfuse 1: $0.91 13,558In Stock	Mfr. Part No. 01220093Z Mouser Part No 576-01220093Z	Littelfuse	Fuse Clips 3AG PC Earless Clip Learn More about Littelfuse 6x32 3ab3ag fuseholders	Datasheet	13,558In Stock	$0.91 $0.715 $0.631 $0.596 View $0.568 $0.534 $0.508 $0.478 $0.434	Min.: 1 Mult.: 1
Cartridge Fuses 250V 1.5A 3.6X10 FA PT PB-FREE 087501.5MRET1P Littelfuse 1: $3.53 886In Stock	Mfr. Part No. 087501.5MRET1P Mouser Part No 576-087501.5MRET1P	Littelfuse	Cartridge Fuses 250V 1.5A 3.6X10 FA PT PB-FREE Learn More about Littelfuse battery management solutions	Datasheet	886In Stock	Cut Tape $3.53 $3.22 $3.10 $2.44 Reel $1.64 View $2.07 $1.94 $1.72 $1.58	Min.: 1 Mult.: 1 : 1,000
Cartridge Fuses 250V 3.6X10 3.15A FUSE SB PT PB-FREE 08773.15MXEP Littelfuse 1: $2.36 1,291In Stock	Mfr. Part No. 08773.15MXEP Mouser Part No 576-08773.15MXEP	Littelfuse	Cartridge Fuses 250V 3.6X10 3.15A FUSE SB PT PB-FREE Learn More about Littelfuse Littelfuse875 877	Datasheet	1,291In Stock	$2.36 $1.96 $1.81 $1.50 View $1.39 $1.25 $1.16 $1.02 $0.998	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial 30KPA102A Littelfuse 1: $23.75 678In Stock	Mfr. Part No. 30KPA102A Mouser Part No 576-30KPA102A	Littelfuse	ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial Learn More about Littelfuse tvsdiodes	Datasheet	678In Stock	Cut Tape $23.75 $17.42 $15.99 $15.96 $13.08 Reel $13.06	Min.: 1 Mult.: 1 : 800
ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial 30KPA43A Littelfuse 1: $22.98 742In Stock	Mfr. Part No. 30KPA43A Mouser Part No 576-30KPA43A	Littelfuse	ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial Learn More about Littelfuse tvsdiodes	Datasheet	742In Stock	Cut Tape $22.98 $16.52 $14.98 $14.96 $12.25 Reel $12.23	Min.: 1 Mult.: 1 : 800
Industrial & Electrical Fuses 1.25A 600VAC 300VDC Slo-Blo KLDR1.25TXP Littelfuse 1: $41.13 86In Stock	Mfr. Part No. KLDR1.25TXP Mouser Part No 576-KLDR1.25TXP	Littelfuse	Industrial & Electrical Fuses 1.25A 600VAC 300VDC Slo-Blo Learn More about Littelfuse industrial portfolio	Datasheet	86In Stock	$41.13 $34.21 $29.22 $25.91 View $25.61 $22.96 $22.60	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 1.5A 600VAC 300VDC Fast Acting KLKR01.5T Littelfuse 1: $31.93 137In Stock	Mfr. Part No. KLKR01.5T Mouser Part No 576-KLKR01.5T	Littelfuse	Industrial & Electrical Fuses 1.5A 600VAC 300VDC Fast Acting Learn More about Littelfuse industrial portfolio	Datasheet	137In Stock	$31.93 $26.49 $18.16 $16.17 View $15.82 $15.30	Min.: 1 Mult.: 1
Triacs 400V 8A Sensing 5-5-5-10mA L4008L6TP Littelfuse 1: $3.36 1,462In Stock	Mfr. Part No. L4008L6TP Mouser Part No 576-L4008L6TP	Littelfuse	Triacs 400V 8A Sensing 5-5-5-10mA	Datasheet	1,462In Stock	$3.36 $1.70 $1.50 $1.43	Min.: 1 Mult.: 1
Triacs 600V 16A 80-80-80mA Q6016LH6TP Littelfuse 1: $4.39 4,860In Stock	Mfr. Part No. Q6016LH6TP Mouser Part No 576-Q6016LH6TP	Littelfuse	Triacs 600V 16A 80-80-80mA Learn More about Littelfuse qtriac	Datasheet	4,860In Stock	$4.39 $2.28 $2.08 $2.06	Min.: 1 Mult.: 1
Triacs 600V 30A 50-50-50mA Q6035NH5RP Littelfuse 1: $7.80 2,843In Stock	Mfr. Part No. Q6035NH5RP Mouser Part No 576-Q6035NH5RP	Littelfuse	Triacs 600V 30A 50-50-50mA Learn More about Littelfuse qtriac	Datasheet	2,843In Stock	Cut Tape $7.80 $5.29 $3.86 Reel $3.56 MouseReel Available	Min.: 1 Mult.: 1 : 500
SCRs 25A 400V S4025NRP Littelfuse 1: $4.85 866In Stock	Mfr. Part No. S4025NRP Mouser Part No 576-S4025NRP	Littelfuse	SCRs 25A 400V	Datasheet	866In Stock	Cut Tape $4.85 $3.21 $2.27 Reel $1.77 MouseReel Available	Min.: 1 Mult.: 1 : 500
ESD Protection Diodes / TVS Diodes 6Ch High Energy SCR Array SP725ABG Littelfuse 1: $3.71 1,651In Stock	Mfr. Part No. SP725ABG Mouser Part No 576-SP725ABG	Littelfuse	ESD Protection Diodes / TVS Diodes 6Ch High Energy SCR Array Learn More about Littelfuse lightning tvs spa diodes	Datasheet	1,651In Stock	$3.71 $2.44 $1.73 $1.58 View $1.41 $1.40	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 2.5A 1500VDC Solar 50kA Photovoltaic SPXV02.5T Littelfuse 1: $41.88 97In Stock	Mfr. Part No. SPXV02.5T Mouser Part No 576-SPXV02.5T	Littelfuse	Industrial & Electrical Fuses 2.5A 1500VDC Solar 50kA Photovoltaic Learn More about Littelfuse spxv solarfuse	Datasheet	97In Stock	$41.88 $34.75 $26.28 $23.55 $21.93	Min.: 1 Mult.: 1
Surface Mount Fuses 0402 1amp 0.13ohm SM D F0402E1R00FSTR KYOCERA AVX 1: $0.41 67,456In Stock	Mfr. Part No. F0402E1R00FSTR Mouser Part No 581-F0402E1R00FSTR	KYOCERA AVX	Surface Mount Fuses 0402 1amp 0.13ohm SM D Learn More about KYOCERA AVX avx accu guard ii fuses	Datasheet	67,456In Stock	Cut Tape $0.41 $0.35 $0.295 $0.268 View Reel $0.164 $0.241 $0.222 $0.205 $0.189 $0.164 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Surface Mount Fuses 0402 1.5amp 0.06ohm SMD F0402E1R50FSTR KYOCERA AVX 1: $0.41 13,654In Stock	Mfr. Part No. F0402E1R50FSTR Mouser Part No 581-F0402E1R50FSTR	KYOCERA AVX	Surface Mount Fuses 0402 1.5amp 0.06ohm SMD Learn More about KYOCERA AVX avx accu guard ii fuses	Datasheet	13,654In Stock	Cut Tape $0.41 $0.35 $0.295 $0.268 View Reel $0.169 $0.241 $0.222 $0.205 $0.189 $0.169 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Surface Mount Fuses 62.5mA fuse F0603G0R06FNTR KYOCERA AVX 1: $0.90 21,660In Stock	Mfr. Part No. F0603G0R06FNTR Mouser Part No 581-F0603G0R06FNTR	KYOCERA AVX	Surface Mount Fuses 62.5mA fuse Learn More about KYOCERA AVX avx accu guard low current fuses	Datasheet	21,660In Stock	Cut Tape $0.90 $0.826 $0.686 $0.633 Reel $0.424 View $0.569 $0.524 $0.484 $0.39 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
PTC (Positive Temperature Coefficient) Thermistors 2.8ohms 25% PTCCL21H701HBE Vishay / BC Components 1: $5.03 1,359In Stock	Mfr. Part No. PTCCL21H701HBE Mouser Part No 594-2381-664-57013	Vishay / BC Components	PTC (Positive Temperature Coefficient) Thermistors 2.8ohms 25%	Datasheet	1,359In Stock	$5.03 $4.31 $3.78 $3.36 View $3.18 $3.10 $2.79 $2.46 $2.40	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 10Kohm 2% Beta 3984K 0.5% Vishay / BC Components NTCALUG01T103G201 NTCALUG01T103G201 Vishay / BC Components 1: $4.07 798In Stock	Mfr. Part No. NTCALUG01T103G201 Mouser Part No 594-NTALUG01T103G201	Vishay / BC Components	NTC (Negative Temperature Coefficient) Thermistors 10Kohm 2% Beta 3984K 0.5% Learn More about Vishay / BC Components vishay ntcalug01t	Datasheet	798In Stock	$4.07 $3.65 $3.49 $3.30 View $3.17 $2.94 $2.93 $2.63	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 100Kohms 3% SMD Vishay / BC Components NTCS0603E3104HXT NTCS0603E3104HXT Vishay / BC Components 1: $0.36 9,883In Stock	Mfr. Part No. NTCS0603E3104HXT Mouser Part No 594-NTCS0603E3104HXT	Vishay / BC Components	NTC (Negative Temperature Coefficient) Thermistors 100Kohms 3% SMD Learn More about Vishay / BC Components vishay bc components ntcs e3 thermistors	Datasheet	9,883In Stock	Cut Tape $0.36 $0.337 $0.318 $0.306 View Reel $0.235 $0.29 $0.288 $0.265 $0.253 $0.235 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
NTC (Negative Temperature Coefficient) Thermistors 2.2Kohms 3% Vishay / BC Components NTCS0603E3222HMT NTCS0603E3222HMT Vishay / BC Components 1: $0.43 27,667In Stock	Mfr. Part No. NTCS0603E3222HMT Mouser Part No 594-NTCS0603E3222HMT	Vishay / BC Components	NTC (Negative Temperature Coefficient) Thermistors 2.2Kohms 3% Learn More about Vishay / BC Components vishay bc components ntcs e3 thermistors	Datasheet	27,667In Stock	Cut Tape $0.43 $0.401 $0.356 $0.334 Reel $0.236 View $0.291 $0.264 $0.215 $0.21 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
NTC (Negative Temperature Coefficient) Thermistors 100Kohms 3% SMD Vishay / BC Components NTCS0805E3104HXT NTCS0805E3104HXT Vishay / BC Components 1: $0.43 7,860In Stock	Mfr. Part No. NTCS0805E3104HXT Mouser Part No 594-NTCS0805E3104HXT	Vishay / BC Components	NTC (Negative Temperature Coefficient) Thermistors 100Kohms 3% SMD Learn More about Vishay / BC Components vishay bc components ntcs e3 thermistors	Datasheet	7,860In Stock	Cut Tape $0.43 $0.348 $0.314 $0.306 View Reel $0.228 $0.276 $0.253 $0.242 $0.228 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
NTC (Negative Temperature Coefficient) Thermistors 100Kohms 5% SMD Vishay / BC Components NTCS0805E3104JMT NTCS0805E3104JMT Vishay / BC Components 1: $0.52 8,371In Stock	Mfr. Part No. NTCS0805E3104JMT Mouser Part No 594-NTCS0805E3104JMT	Vishay / BC Components	NTC (Negative Temperature Coefficient) Thermistors 100Kohms 5% SMD Learn More about Vishay / BC Components vishay bc components ntcs e3 thermistors	Datasheet	8,371In Stock	Cut Tape $0.52 $0.403 $0.347 $0.285 Reel $0.218 View $0.251 $0.24 $0.21 $0.203 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
ESD Protection Diodes / TVS Diodes 1500W 9.0V SMCJ9.0CA-13-F Diodes Incorporated 1: $1.39 2,915In Stock	Mfr. Part No. SMCJ9.0CA-13-F Mouser Part No 621-SMCJ9.0CA-13-F	Diodes Incorporated	ESD Protection Diodes / TVS Diodes 1500W 9.0V	Datasheet	2,915In Stock	Cut Tape $1.39 $0.736 $0.65 $0.577 Reel $0.53 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1500W 43V Unidirect 1.5KE43A-E3/54 Vishay Semiconductors 1: $1.58 4,370In Stock	Mfr. Part No. 1.5KE43A-E3/54 Mouser Part No 625-1.5KE43A-E3	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 1500W 43V Unidirect Learn More about Vishay Semiconductors vishay semi transzorb transient voltage suppressors	Datasheet	4,370In Stock	Cut Tape $1.58 $0.994 $0.651 $0.503 Reel $0.426 View $0.406 $0.369 $0.349	Min.: 1 Mult.: 1 : 1,400

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Circuit Protection

Types of Circuit Protection