.hide-partial { max-height: none; } .show-more { display: none; }

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.
More...

Please view our selection of circuit protection devices below.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Circuit Protection

List Images

Results: 362 150

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

Filter by

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.
Connectorised Surge Protectors COAXIAL SURGE PROTECTOR DEVICE, GDT technology up to 2.5 GHz 3402.41.A HUBER+SUHNER 1: 407,66 € 5In Stock	Mfr. Part No. 3402.41.A Mouser Part No 455-340241A	HUBER+SUHNER	Connectorised Surge Protectors COAXIAL SURGE PROTECTOR DEVICE, GDT technology up to 2.5 GHz Learn More about HUBER+SUHNER huber suhner surge suppression solutions	Datasheet	5In Stock	407,66 € 336,97 € 322,73 €	Min.: 1 Mult.: 1
Circuit Breakers Single pole miniaturised magnetic circuit breakers with unique high-speed operating mechanism and push/pull on/off manual actuation. Fitted with electrically separate excitation and switching circuits, and one pair of auxiliary contac 808-H-0.4A E-T-A 1: 53,93 € 103In Stock	Mfr. Part No. 808-H-0.4A Mouser Part No 457-808-H-0.4A	E-T-A	Circuit Breakers Single pole miniaturised magnetic circuit breakers with unique high-speed operating mechanism and push/pull on/off manual actuation. Fitted with electrically separate excitation and switching circuits, and one pair of auxiliary contac	Datasheet	103In Stock	53,93 € 44,74 € 42,08 € 32,98 € View Quote	Min.: 1 Mult.: 1
Circuit Breakers FAZ 2P 16A C CURVE ring term Eaton Electrical FAZ-C16/2-RT FAZ-C16/2-RT Eaton Electrical 1: 414,83 € 13In Stock	Mfr. Part No. FAZ-C16/2-RT Mouser Part No 504-FAZ-C16/2-RT	Eaton Electrical	Circuit Breakers FAZ 2P 16A C CURVE ring term Learn More about Eaton Electrical eaton ul 489 ul 1077 circuit breakers	Datasheet	13In Stock	414,83 € 343,64 € 316,70 € View Quote	Min.: 1 Mult.: 1
Power Outlet Strips 120V 30A;L5-30P PLUG 16 5-15/20R AC Recep PDUMH30NET Tripp Lite Restricted Availability	Mfr. Part No. PDUMH30NET Mouser Part No 545-PDUMH30NET	Tripp Lite	Power Outlet Strips 120V 30A;L5-30P PLUG 16 5-15/20R AC Recep Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability
Thyristor Surge Protection Devices - TSPD PROTECTOR - SINGLE BIDIRECTIONAL TISP4125H3BJR-S Bourns 1: 1,34 € 8 353In Stock	Mfr. Part No. TISP4125H3BJR-S Mouser Part No 652-TISP4125H3BJR-S	Bourns	Thyristor Surge Protection Devices - TSPD PROTECTOR - SINGLE BIDIRECTIONAL Learn More about Bourns TISP protectors for VDSL GFast	Datasheet	8 353In Stock	Cut Tape 1,34 € 0,824 € 0,543 € 0,427 € Reel 0,329 € View 0,365 € 0,292 € 0,279 € MouseReel Available	Min.: 1 Mult.: 1 : 3 000
Circuit Breakers UL489 MCB 3P C 50A 240 SU203M-C50 ABB 1: 200,69 € 9In Stock Restricted Availability 35On Order New At Mouser	Mfr. Part No. SU203M-C50 Mouser Part No 894-SU203M-C50 New At Mouser	ABB	Circuit Breakers UL489 MCB 3P C 50A 240 Learn More about ABB su200m mini circuit breakers Product available only to OEM/EMS and design business customers. Product is not shipped to consumers in the EU or the UK	Datasheet	9In Stock 35On Order On Order Ship Dates Mfr. No: SU203M-C50 Stock: 9 Can Dispatch Immediately On Order: 20 Expected 11/12/2026 15 Expected 15/12/2026 Factory Lead Time: 12 Weeks	200,69 € 172,22 € 164,85 € 155,17 € View Quote	Min.: 1 Mult.: 1 Restricted Availability
Industrial Surge Protectors TLP410UCUFOAM TLP410UCUFOAM Tripp Lite Restricted Availability	Mfr. Part No. TLP410UCUFOAM Mouser Part No 545-TLP410UCUFOAM	Tripp Lite	Industrial Surge Protectors TLP410UCUFOAM Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability
ESD Protection Diodes / TVS Diodes 400W,15V 5%,UNIDIR,SMA TVS SMAJ15AHM3_A/H Vishay Semiconductors 1: 0,705 € 8 815In Stock	Mfr. Part No. SMAJ15AHM3_A/H Mouser Part No 78-SMAJ15AHM3_A/H	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 400W,15V 5%,UNIDIR,SMA TVS	Datasheet	8 815In Stock	Cut Tape 0,705 € 0,315 € 0,277 € 0,21 € Reel 0,154 € View 0,172 € 0,132 € 0,11 €	Min.: 1 Mult.: 1 : 1 800
ESD Protection Diodes / TVS Diodes 1.5KW,18V 5%,UNIDIR,SMC TVS SMCJ18AHM3_A/H Vishay Semiconductors 1: 1,18 € 2 422In Stock	Mfr. Part No. SMCJ18AHM3_A/H Mouser Part No 78-SMCJ18AHM3_A/H	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 1.5KW,18V 5%,UNIDIR,SMC TVS	Datasheet	2 422In Stock	Cut Tape 1,18 € 0,74 € 0,485 € 0,375 € Reel 0,316 € View 0,302 € 0,285 €	Min.: 1 Mult.: 1 : 850
NTC (Negative Temperature Coefficient) Thermistors NCU15XW152E60RC Murata Electronics 1: 0,112 € 9 605In Stock	Mfr. Part No. NCU15XW152E60RC Mouser Part No 81-NCU15XW152E60RC	Murata Electronics	NTC (Negative Temperature Coefficient) Thermistors Learn More about Murata Electronics murata ncu ntc thermistors	Datasheet	9 605In Stock	Cut Tape 0,112 € 0,096 € 0,085 € 0,07 € Reel 0,049 € View 0,061 € 0,058 € 0,052 € 0,046 € MouseReel Available	Min.: 1 Mult.: 1 : 10 000
Fuse Holder Accessories M10 Insulated Stud 908-082 Littelfuse 1: 5,31 € 82In Stock	Mfr. Part No. 908-082 Mouser Part No 576-908-082	Littelfuse	Fuse Holder Accessories M10 Insulated Stud	Datasheet	82In Stock	5,31 € 4,97 € 4,79 € 3,73 € View 3,02 € 2,89 € 2,79 €	Min.: 1 Mult.: 1
Surface Mount Fuses .075A 2.0mohm Brown Thin Film Fuses 0201 F0201G0R07FNTR\500 KYOCERA AVX 1: 0,611 € 4 320In Stock	Mfr. Part No. F0201G0R07FNTR\500 Mouser Part No 581-F0201G0R07FNTR\5	KYOCERA AVX	Surface Mount Fuses .075A 2.0mohm Brown Thin Film Fuses 0201 Learn More about KYOCERA AVX avx accu guard low current fuses	Datasheet	4 320In Stock	Cut Tape 0,611 € 0,493 € 0,415 € 0,365 € Reel 0,301 € View 0,328 € 0,278 € 0,256 € 0,224 € MouseReel Available	Min.: 1 Mult.: 1 : 500
NTC (Negative Temperature Coefficient) Thermistors NTCFLEX0510k2%3435K25mm NTCAFLEX05103GL Vishay 1: 2,61 € 230In Stock	Mfr. Part No. NTCAFLEX05103GL Mouser Part No 594-NTCAFLEX05103GL	Vishay	NTC (Negative Temperature Coefficient) Thermistors NTCFLEX0510k2%3435K25mm Learn More about Vishay _NTCAFLEX05	Datasheet	230In Stock	2,61 € 1,96 € 1,74 € 1,65 € View 1,60 € 1,39 € 1,32 € 1,28 €	Min.: 1 Mult.: 1
Fuse Holder CFB1 FUSE BLOCK 150A FUSE CFB1-150 Bourns 1: 63,14 € 9In Stock 40Expected 28/12/2026	Mfr. Part No. CFB1-150 Mouser Part No 652-CFB1-150	Bourns	Fuse Holder CFB1 FUSE BLOCK 150A FUSE Learn More about Bourns cfb riedon fuse blocks	Datasheet	9In Stock 40Expected 28/12/2026	63,14 € 52,87 € 49,31 € 39,41 € View 38,27 € 37,78 €	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 1KW,12V 5%,UNIDIR,SMB TVS SMB10J12AHE3_B/H Vishay Semiconductors 1: 1,24 € 2 383In Stock	Mfr. Part No. SMB10J12AHE3_B/H Mouser Part No 78-SMB10J12AHE3BH	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 1KW,12V 5%,UNIDIR,SMB TVS Learn More about Vishay Semiconductors vishay semi esmp package evolution	Datasheet	2 383In Stock	Cut Tape 1,24 € 0,773 € 0,507 € 0,372 € Reel 0,339 € 0,257 €	Min.: 1 Mult.: 1 : 750
NTC (Negative Temperature Coefficient) Thermistors NCU15XW153E60RC Murata Electronics 1: 0,112 € 9 259In Stock	Mfr. Part No. NCU15XW153E60RC Mouser Part No 81-NCU15XW153E60RC	Murata Electronics	NTC (Negative Temperature Coefficient) Thermistors Learn More about Murata Electronics murata ncu ntc thermistors	Datasheet	9 259In Stock	0,112 € 0,096 € 0,085 € 0,07 € View 0,061 € 0,058 € 0,052 € 0,049 € 0,044 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors NCU15XW222J60RC Murata Electronics 1: 0,112 € 9 982In Stock	Mfr. Part No. NCU15XW222J60RC Mouser Part No 81-NCU15XW222J60RC	Murata Electronics	NTC (Negative Temperature Coefficient) Thermistors Learn More about Murata Electronics murata ncu ntc thermistors	Datasheet	9 982In Stock	0,112 € 0,096 € 0,085 € 0,07 € View 0,061 € 0,058 € 0,052 € 0,049 € 0,046 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors NCU15XW223J60RC Murata Electronics 1: 0,112 € 9 998In Stock	Mfr. Part No. NCU15XW223J60RC Mouser Part No 81-NCU15XW223J60RC	Murata Electronics	NTC (Negative Temperature Coefficient) Thermistors Learn More about Murata Electronics murata ncu ntc thermistors	Datasheet	9 998In Stock	0,112 € 0,096 € 0,085 € 0,07 € View 0,061 € 0,058 € 0,052 € 0,049 € 0,044 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors NCU15XW223J6SRC Murata Electronics 1: 0,095 € 9 520In Stock	Mfr. Part No. NCU15XW223J6SRC Mouser Part No 81-NCU15XW223J6SRC	Murata Electronics	NTC (Negative Temperature Coefficient) Thermistors Learn More about Murata Electronics murata ncu auto thermistors	Datasheet	9 520In Stock	0,095 € 0,074 € 0,065 € 0,056 € View 0,049 € 0,046 € 0,042 € 0,037 € 0,036 €	Min.: 1 Mult.: 1
Fuse Holder Accessories ZCase Box Cover 873-716 Littelfuse 1: 5,91 € 93In Stock	Mfr. Part No. 873-716 Mouser Part No 576-873-716	Littelfuse	Fuse Holder Accessories ZCase Box Cover		93In Stock	5,91 € 5,44 € 5,24 € 4,03 € View 3,38 € 3,19 € 3,16 €	Min.: 1 Mult.: 1
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1300 V GDT28H-130-B Bourns 1: 1,89 € 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	1,89 € 1,62 € 1,30 € 1,11 € View 1,08 € 0,894 € 0,86 € 0,824 € 0,799 €	Min.: 1 Mult.: 1
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 3300 V GDT28H-330-B Bourns 1: 1,89 € 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	1,89 € 1,62 € 1,30 € 1,11 € View 1,08 € 0,894 € 0,86 € 0,82 € 0,799 €	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes TVS,600W,12V,DFN3820A BIDIR 6DFN12CA-M3/H Vishay 1: 0,74 € 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 0,74 € 0,462 € 0,301 € 0,227 € Reel 0,189 € View 0,206 € 0,184 € 0,132 €	Min.: 1 Mult.: 1 : 3 500
ESD Protection Diodes / TVS Diodes 600W,180V 5%,UNIDIR,SMB TVS P6SMB180AHM3_B/I Vishay Semiconductors 1: 0,843 € 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 0,843 € 0,523 € 0,341 € 0,257 € Reel 0,215 € View 0,234 € 0,165 €	Min.: 1 Mult.: 1 : 3 200
ESD Protection Diodes / TVS Diodes 600W,36V 5%,BIDIR,SMB TVS P6SMB36CAHE3_B/H Vishay Semiconductors 1: 0,998 € 6 063In 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 063In Stock	Cut Tape 0,998 € 0,624 € 0,409 € 0,301 € Reel 0,273 € View 0,25 € 0,243 € 0,198 € 0,188 €	Min.: 1 Mult.: 1 : 750

Circuit Protection

Types of Circuit Protection

Customer Service Office

Company

Resources

Support