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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.
ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade T6N24AHM3/I Vishay Semiconductors 1: $0.761 22,761In Stock	Mfr. Part No. T6N24AHM3/I Mouser Part No 625-T6N24AHM3/I	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade Learn More about Vishay Semiconductors vishay surface mount par transient suppressors	Datasheet	22,761In Stock	Cut Tape $0.761 $0.372 $0.302 $0.23 Reel $0.167 View $0.204 $0.178 $0.167 $0.147	Min.: 1 Mult.: 1 : 14,000
NTC (Negative Temperature Coefficient) Thermistors 13 dia Power NTC 5ohm Y kink bulk BN-LG13Y5R0MYB Bourns 1: $0.811 11,262In Stock	Mfr. Part No. BN-LG13Y5R0MYB Mouser Part No 652-BN-LG13Y5R0MYB	Bourns	NTC (Negative Temperature Coefficient) Thermistors 13 dia Power NTC 5ohm Y kink bulk Learn More about Bourns bn powrtherm thermistors	Datasheet	11,262In Stock	$0.811 $0.625 $0.538 $0.519 View $0.442 $0.384 $0.354 $0.319	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 15 dia Power NTC 120ohm Y kink bulk BN-LG15Y121MYB Bourns 1: $0.63 11,334In Stock	Mfr. Part No. BN-LG15Y121MYB Mouser Part No 652-BN-LG15Y121MYB	Bourns	NTC (Negative Temperature Coefficient) Thermistors 15 dia Power NTC 120ohm Y kink bulk Learn More about Bourns bn powrtherm thermistors	Datasheet	11,334In Stock	$0.63 $0.569 $0.557 $0.497 View $0.463 $0.437 $0.411 $0.313 $0.304	Min.: 1 Mult.: 1
Cartridge Fuses 250V 4A Slo-Blo 0215004.MXEP Littelfuse 1: $2.43 12,261In Stock	Mfr. Part No. 0215004.MXEP Mouser Part No 576-0215004.MXEP	Littelfuse	Cartridge Fuses 250V 4A Slo-Blo Learn More about Littelfuse 5x20 fuseholders	Datasheet	12,261In Stock	$2.43 $2.36 $1.90 $1.76 View $1.62 $1.57 $1.50 $1.47	Min.: 1 Mult.: 1
Cartridge Fuses 250V 8A Medium Acting 0234008.MXP Littelfuse 1: $1.30 24,158In Stock	Mfr. Part No. 0234008.MXP Mouser Part No 576-0234008.MXP	Littelfuse	Cartridge Fuses 250V 8A Medium Acting Learn More about Littelfuse 5x20 fuseholders	Datasheet	24,158In Stock	$1.30 $1.17 $1.07 $0.876 View $0.754 $0.721	Min.: 1 Mult.: 1
Surface Mount Fuses 63V High I2T 1206 .500A 0440.500WR Littelfuse 1: $1.26 30,266In Stock	Mfr. Part No. 0440.500WR Mouser Part No 576-0440.500WR	Littelfuse	Surface Mount Fuses 63V High I2T 1206 .500A Learn More about Littelfuse 440 1206 high i2t fuse	Datasheet	30,266In Stock	Cut Tape $1.26 $1.10 $1.02 $0.847 View Reel $0.70 $0.733 $0.70 $0.70 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Cartridge Fuses FUSE 420Vac/dc 5X20 FA PT 20A 0487020.MXEP Littelfuse 1: $6.97 3,943In Stock	Mfr. Part No. 0487020.MXEP Mouser Part No 576-0487020.MXEP	Littelfuse	Cartridge Fuses FUSE 420Vac/dc 5X20 FA PT 20A Learn More about Littelfuse 487 series fuses	Datasheet	3,943In Stock	$6.97 $5.79 $5.34 $4.43 View $4.09 $3.68 $3.42	Min.: 1 Mult.: 1
Automotive Fuses 60A W/ M6 Holes MIDI 0498060.MXM6 Littelfuse 1: $2.91 10,970In Stock	Mfr. Part No. 0498060.MXM6 Mouser Part No 576-0498060.MXM6	Littelfuse	Automotive Fuses 60A W/ M6 Holes MIDI	Datasheet	10,970In Stock	$2.91 $2.42 $2.23 $1.85 View $1.71 $1.35 $1.30	Min.: 1 Mult.: 1
Automotive Fuses 100A 48V FUSE STRIP 157.5701.6101 Littelfuse 1: $10.20 3,182In Stock	Mfr. Part No. 157.5701.6101 Mouser Part No 576-157.5701.6101	Littelfuse	Automotive Fuses 100A 48V FUSE STRIP	Datasheet	3,182In Stock	$10.20 $8.47 $7.83 $5.61 $5.19	Min.: 1 Mult.: 1
Fuses with Leads - Through Hole 300V UL TL TR5 LL 1A 38311000000 Littelfuse 1: $1.60 24,032In Stock	Mfr. Part No. 38311000000 Mouser Part No 576-38311000000	Littelfuse	Fuses with Leads - Through Hole 300V UL TL TR5 LL 1A Learn More about Littelfuse 383 radial lead fuses	Datasheet	24,032In Stock	$1.60 $1.42 $1.26 $1.07 View Reel $0.709 $0.943 $0.894 $0.793 $0.709	Min.: 1 Mult.: 1 : 1,000
ESD Protection Diodes / TVS Diodes TVS 5KW 33V 5%BI DO-214AB TR13 RoHS 5.0SMDJ33CAS-HRA Littelfuse 1: $31.19 2,510In Stock	Mfr. Part No. 5.0SMDJ33CAS-HRA Mouser Part No 576-5SMDJ33CAS-HRA	Littelfuse	ESD Protection Diodes / TVS Diodes TVS 5KW 33V 5%BI DO-214AB TR13 RoHS	Datasheet	2,510In Stock	Cut Tape $31.19 $28.32 $24.18 View Quote	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 6A 1500 VDC Solar 30kA Photovoltaic SPXV006.L Littelfuse 1: $31.47 741In Stock	Mfr. Part No. SPXV006.L Mouser Part No 576-SPXV006.L	Littelfuse	Industrial & Electrical Fuses 6A 1500 VDC Solar 30kA Photovoltaic Learn More about Littelfuse spxv solarfuse	Datasheet	741In Stock	$31.47 $27.56 $24.97 $20.68	Min.: 1 Mult.: 1
Surface Mount Fuses 20A 250V FAST ACTING SF-3812F2000T-2 Bourns 1: $2.94 9,531In Stock	Mfr. Part No. SF-3812F2000T-2 Mouser Part No 652-SF-3812F2000T-2	Bourns	Surface Mount Fuses 20A 250V FAST ACTING Learn More about Bourns sf 3812f t smd fuses	Datasheet	9,531In Stock	Cut Tape $2.94 $2.63 $2.22 $2.09 Reel $1.49 View $1.97 $1.84 $1.69 $1.45	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 22volts 5uA 84.4 Amps Bi-Dir SMLJ22CA Bourns 1: $1.17 33,746In Stock	Mfr. Part No. SMLJ22CA Mouser Part No 652-SMLJ22CA	Bourns	ESD Protection Diodes / TVS Diodes 22volts 5uA 84.4 Amps Bi-Dir Learn More about Bourns _smlj	Datasheet	33,746In Stock	Cut Tape $1.17 $0.716 $0.613 $0.519 $0.488 Reel $0.442 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Circuit Breakers CIRCUIT BREAKER SWITCH 25A WH W68-X2Q12-25 TE Connectivity / P&B 1: $236.32 87In Stock	Mfr. Part No. W68-X2Q12-25 Mouser Part No 655-W68-X2Q12-25	TE Connectivity / P&B	Circuit Breakers CIRCUIT BREAKER SWITCH 25A WH	Datasheet	87In Stock	$236.32 $218.30 $203.66 $200.00 Quote Quote	Min.: 1 Mult.: 1
PTC (Positive Temperature Coefficient) Thermistors 1210 230Vdc 40mA PTC Overcurrent B59807A0090A062 TDK 1: $0.83 41,668In Stock	Mfr. Part No. B59807A0090A062 Mouser Part No 871-B59807A0090A062	TDK	PTC (Positive Temperature Coefficient) Thermistors 1210 230Vdc 40mA PTC Overcurrent Learn More about TDK epcos kits	Datasheet	41,668In Stock	Cut Tape $0.83 $0.768 $0.706 $0.625 View Reel $0.361 $0.479 $0.44 $0.412 $0.386 $0.361 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
ESD Protection Diodes / TVS Diodes RailClamp 8-Line 5V 0.6pF 5A SLP2611N9T RCLAMP7528T.TNT Semtech 1: $2.04 30,922In Stock	Mfr. Part No. RCLAMP7528T.TNT Mouser Part No 947-RCLAMP7528T.TNT	Semtech	ESD Protection Diodes / TVS Diodes RailClamp 8-Line 5V 0.6pF 5A SLP2611N9T Learn More about Semtech tvs esd suppressors		30,922In Stock	Cut Tape $2.04 $1.03 $0.859 $0.725 View Reel $0.587 $0.651 $0.625 $0.611 $0.587 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
ESD Protection Diodes / TVS Diodes TVS, 5V, BI, SOD-323, 3K T&R SD24C.TCT Semtech 1: $0.98 337,600In Stock	Mfr. Part No. SD24C.TCT Mouser Part No 947-SD24C.TCT	Semtech	ESD Protection Diodes / TVS Diodes TVS, 5V, BI, SOD-323, 3K T&R Learn More about Semtech tvs esd suppressors	Datasheet	337,600In Stock	Cut Tape $0.98 $0.671 $0.523 $0.426 Reel $0.328 View $0.391 $0.324 $0.316 $0.308 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Industrial Surge Protectors Eaton DIN Rail Surge, 480 Vac rating, th 470-0405-AG Eaton 1: $358.36 1In Stock	Mfr. Part No. 470-0405-AG Mouser Part No 545-470-0405-AG	Eaton	Industrial Surge Protectors Eaton DIN Rail Surge, 480 Vac rating, th		1In Stock	$358.36 $324.85	Min.: 1 Mult.: 1
Fuse Holder Accessories ZCase Box Cover 873-716 Littelfuse 1: $6.87 93In Stock	Mfr. Part No. 873-716 Mouser Part No 576-873-716	Littelfuse	Fuse Holder Accessories ZCase Box Cover		93In Stock	$6.87 $6.33 $6.09 $4.69 View $3.93 $3.71 $3.68	Min.: 1 Mult.: 1
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1300 V GDT28H-130-B Bourns 1: $2.30 397In Stock	Mfr. Part No. GDT28H-130-B Mouser Part No 652-GDT28H-130-B	Bourns	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1300 V Learn More about Bourns gdt212e gdt216e gdt220e gdt225e gdts	Datasheet	397In Stock	$2.30 $1.88 $1.51 $1.35 View $1.26 $1.10 $1.03 $0.979 $0.946	Min.: 1 Mult.: 1
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 3300 V GDT28H-330-B Bourns 1: $2.30 397In Stock	Mfr. Part No. GDT28H-330-B Mouser Part No 652-GDT28H-330-B	Bourns	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 3300 V Learn More about Bourns gdt212e gdt216e gdt220e gdt225e gdts	Datasheet	397In Stock	$2.30 $1.88 $1.51 $1.35 View $1.26 $1.10 $1.03 $0.975 $0.941	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes TVS,600W,12V,DFN3820A BIDIR 6DFN12CA-M3/H Vishay 1: $0.761 4,163In Stock	Mfr. Part No. 6DFN12CA-M3/H Mouser Part No 78-6DFN12CA-M3/H	Vishay	ESD Protection Diodes / TVS Diodes TVS,600W,12V,DFN3820A BIDIR	Datasheet	4,163In Stock	Cut Tape $0.761 $0.473 $0.305 $0.233 Reel $0.179 View $0.209 $0.164 $0.157 $0.144	Min.: 1 Mult.: 1 : 3,500
ESD Protection Diodes / TVS Diodes 600W,180V 5%,UNIDIR,SMB TVS P6SMB180AHM3_B/I Vishay Semiconductors 1: $0.83 1,900In Stock	Mfr. Part No. P6SMB180AHM3_B/I Mouser Part No 78-P6SMB180AHM3BI	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 600W,180V 5%,UNIDIR,SMB TVS Learn More about Vishay Semiconductors vishay semi esmp package evolution	Datasheet	1,900In Stock	Cut Tape $0.83 $0.516 $0.334 $0.256 Reel $0.198 View $0.23 $0.183 $0.174 $0.163	Min.: 1 Mult.: 1 : 3,200
ESD Protection Diodes / TVS Diodes 600W,36V 5%,BIDIR,SMB TVS P6SMB36CAHE3_B/H Vishay Semiconductors 1: $1.01 6,098In Stock	Mfr. Part No. P6SMB36CAHE3_B/H Mouser Part No 78-P6SMB36CAHE3BH	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 600W,36V 5%,BIDIR,SMB TVS Learn More about Vishay Semiconductors vishay semi esmp package evolution	Datasheet	6,098In Stock	Cut Tape $1.01 $0.629 $0.412 $0.317 Reel $0.287 View $0.249 $0.247 $0.219	Min.: 1 Mult.: 1 : 750

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