.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.
ESD Protection Diodes / TVS Diodes 1KW,30V 5%,UNIDIR,SMB TVS SMB10J30AHE3_B/I Vishay Semiconductors 1: 1,24 € 2 579In Stock	Mfr. Part No. SMB10J30AHE3_B/I Mouser Part No 78-SMB10J30AHE3BI	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 1KW,30V 5%,UNIDIR,SMB TVS Learn More about Vishay Semiconductors vishay semi esmp package evolution	Datasheet	2 579In Stock	Cut Tape 1,24 € 0,773 € 0,507 € 0,372 € Reel 0,311 € View 0,34 € 0,257 €	Min.: 1 Mult.: 1 : 3 200
ESD Protection Diodes / TVS Diodes 800W,5.0V 5%,BIDIR,SMB TVS SMB8J5.0CAHM3_B/I Vishay Semiconductors 1: 1,25 € 3 069In Stock	Mfr. Part No. SMB8J5.0CAHM3_B/I Mouser Part No 78-SMB8J5.0CAHM3BI	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 800W,5.0V 5%,BIDIR,SMB TVS Learn More about Vishay Semiconductors vishay semi esmp package evolution	Datasheet	3 069In Stock	Cut Tape 1,25 € 0,776 € 0,51 € 0,374 € Reel 0,313 € View 0,341 € 0,258 €	Min.: 1 Mult.: 1 : 3 200
ESD Protection Diodes / TVS Diodes 600W,14V 5%,BIDIR,SMB TVS SMBJ14CAHE3_B/I Vishay Semiconductors 1: 0,989 € 3 015In Stock	Mfr. Part No. SMBJ14CAHE3_B/I Mouser Part No 78-SMBJ14CAHE3BI	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 600W,14V 5%,BIDIR,SMB TVS Learn More about Vishay Semiconductors vishay semi esmp package evolution	Datasheet	3 015In Stock	Cut Tape 0,989 € 0,618 € 0,403 € 0,304 € Reel 0,254 € View 0,277 € 0,195 €	Min.: 1 Mult.: 1 : 3 200
ESD Protection Diodes / TVS Diodes 600W,18V 5%,UNIDIR,SMB TVS SMBJ18AHE3_B/H Vishay Semiconductors 1: 0,783 € 5 419In Stock	Mfr. Part No. SMBJ18AHE3_B/H Mouser Part No 78-SMBJ18AHE3BH	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 600W,18V 5%,UNIDIR,SMB TVS Learn More about Vishay Semiconductors vishay semi esmp package evolution	Datasheet	5 419In Stock	Cut Tape 0,783 € 0,488 € 0,318 € 0,156 € Reel 0,144 € View 0,134 € 0,133 €	Min.: 1 Mult.: 1 : 750
ESD Protection Diodes / TVS Diodes 600W,30V 5%,UNIDIR,SMB TVS SMBJ30AHE3_B/H Vishay Semiconductors 1: 0,783 € 5 456In Stock	Mfr. Part No. SMBJ30AHE3_B/H Mouser Part No 78-SMBJ30AHE3BH	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 600W,30V 5%,UNIDIR,SMB TVS Learn More about Vishay Semiconductors vishay semi esmp package evolution	Datasheet	5 456In Stock	Cut Tape 0,783 € 0,403 € 0,318 € 0,218 € Reel 0,186 € View 0,158 € 0,133 €	Min.: 1 Mult.: 1 : 750
ESD Protection Diodes / TVS Diodes 600W,6.0V 5%,UNIDIR,SMB TVS SMBJ6.0AHE3_B/I Vishay Semiconductors 1: 0,869 € 6 020In Stock	Mfr. Part No. SMBJ6.0AHE3_B/I Mouser Part No 78-SMBJ6.0AHE3BI	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 600W,6.0V 5%,UNIDIR,SMB TVS Learn More about Vishay Semiconductors vishay semi esmp package evolution	Datasheet	6 020In Stock	Cut Tape 0,869 € 0,437 € 0,353 € 0,267 € Reel 0,223 € View 0,251 € 0,206 € 0,171 €	Min.: 1 Mult.: 1 : 3 200
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1200 V GDT28H-120-BRP Bourns 1: 1,51 € 1 359In Stock	Mfr. Part No. GDT28H-120-BRP Mouser Part No 652-GDT28H-120-BRP	Bourns	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1200 V Learn More about Bourns gdt28h gdts	Datasheet	1 359In Stock	Cut Tape 1,51 € 1,30 € 1,15 € 1,08 € Reel 0,814 € View 1,05 € 0,946 € 0,734 € 0,727 € MouseReel Available	Min.: 1 Mult.: 1 : 1 000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1500 V GDT28H-150-BRP Bourns 1: 1,44 € 874In Stock	Mfr. Part No. GDT28H-150-BRP Mouser Part No 652-GDT28H-150-BRP	Bourns	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1500 V Learn More about Bourns gdt28h gdts	Datasheet	874In Stock	Cut Tape 1,44 € 1,29 € 1,12 € 1,03 € Reel 0,837 € View 0,972 € 0,894 € 0,734 € 0,727 € MouseReel Available	Min.: 1 Mult.: 1 : 1 000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1100 V GDT28H-110-B Bourns 1: 1,89 € 198In Stock	Mfr. Part No. GDT28H-110-B Mouser Part No 652-GDT28H-110-B	Bourns	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1100 V Learn More about Bourns gdt212e gdt216e gdt220e gdt225e gdts	Datasheet	198In Stock	1,89 € 1,62 € 1,30 € 1,11 € View 0,989 € 0,894 € 0,86 € 0,824 € 0,799 €	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 400W,45V 5%,BIDIR,SMA TVS SMAJ45CAHE3_A/H Vishay Semiconductors 1: 0,688 € 9 000In Stock	Mfr. Part No. SMAJ45CAHE3_A/H Mouser Part No 78-SMAJ45CAHE3_A/H	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 400W,45V 5%,BIDIR,SMA TVS	Datasheet	9 000In Stock	Cut Tape 0,688 € 0,427 € 0,28 € 0,211 € Reel 0,175 € View 0,192 € 0,17 € 0,135 €	Min.: 1 Mult.: 1 : 1 800
ESD Protection Diodes / TVS Diodes 400W,6.0V 5%,BIDIR,SMA TVS SMAJ6.0CAHE3_A/H Vishay Semiconductors 1: 0,688 € 8 786In Stock	Mfr. Part No. SMAJ6.0CAHE3_A/H Mouser Part No 78-SMAJ6.0CAHE3_A/H	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 400W,6.0V 5%,BIDIR,SMA TVS	Datasheet	8 786In Stock	Cut Tape 0,688 € 0,365 € 0,278 € 0,21 € Reel 0,172 € View 0,172 € 0,138 € 0,116 € MouseReel Available	Min.: 1 Mult.: 1 : 1 800
ESD Protection Diodes / TVS Diodes 600W,26V 5%,BIDIR,SMB TVS SMBJ26CAHM3_B/I Vishay Semiconductors 1: 1,06 € 2 750In Stock	Mfr. Part No. SMBJ26CAHM3_B/I Mouser Part No 78-SMBJ26CAHM3BI	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 600W,26V 5%,BIDIR,SMB TVS Learn More about Vishay Semiconductors vishay semi esmp package evolution	Datasheet	2 750In Stock	Cut Tape 1,06 € 0,659 € 0,433 € 0,317 € Reel 0,266 € View 0,289 € 0,237 € 0,219 € MouseReel Available	Min.: 1 Mult.: 1 : 3 200
ESD Protection Diodes / TVS Diodes 600W,5.0V 5%,UNIDIR,SMB TVS SMBJ5.0AHM3_B/I Vishay Semiconductors 1: 0,937 € 6 263In Stock	Mfr. Part No. SMBJ5.0AHM3_B/I Mouser Part No 78-SMBJ5.0AHM3BI	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 600W,5.0V 5%,UNIDIR,SMB TVS Learn More about Vishay Semiconductors vishay semi esmp package evolution	Datasheet	6 263In Stock	Cut Tape 0,937 € 0,585 € 0,382 € 0,288 € Reel 0,24 € View 0,261 € 0,222 € 0,185 € MouseReel Available	Min.: 1 Mult.: 1 : 3 200
NTC (Negative Temperature Coefficient) Thermistors NCU15WF104FBSRC Murata Electronics 1: 0,112 € 6 646In Stock	Mfr. Part No. NCU15WF104FBSRC Mouser Part No 81-NCU15WF104FBSRC	Murata Electronics	NTC (Negative Temperature Coefficient) Thermistors Learn More about Murata Electronics murata ncu auto thermistors	Datasheet	6 646In Stock	0,112 € 0,096 € 0,085 € 0,07 € View 0,061 € 0,058 € 0,052 € 0,049 € 0,045 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors NCU15WM474E6SRC Murata Electronics 1: 0,095 € 6 715In Stock	Mfr. Part No. NCU15WM474E6SRC Mouser Part No 81-NCU15WM474E6SRC	Murata Electronics	NTC (Negative Temperature Coefficient) Thermistors Learn More about Murata Electronics murata ncu auto thermistors	Datasheet	6 715In Stock	0,095 € 0,074 € 0,065 € 0,056 € View 0,049 € 0,046 € 0,042 € 0,038 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors NCU15XW222E6SRC Murata Electronics 1: 0,095 € 7 265In Stock	Mfr. Part No. NCU15XW222E6SRC Mouser Part No 81-NCU15XW222E6SRC	Murata Electronics	NTC (Negative Temperature Coefficient) Thermistors Learn More about Murata Electronics murata ncu auto thermistors	Datasheet	7 265In Stock	Cut Tape 0,095 € 0,074 € 0,065 € 0,056 € Reel 0,037 € View 0,049 € 0,046 € 0,042 € 0,036 € MouseReel Available	Min.: 1 Mult.: 1 : 10 000
NTC (Negative Temperature Coefficient) Thermistors NCU15XW472E60RC Murata Electronics 1: 0,112 € 8 765In Stock	Mfr. Part No. NCU15XW472E60RC Mouser Part No 81-NCU15XW472E60RC	Murata Electronics	NTC (Negative Temperature Coefficient) Thermistors Learn More about Murata Electronics murata ncu ntc thermistors	Datasheet	8 765In Stock	0,112 € 0,096 € 0,085 € 0,07 € View 0,061 € 0,058 € 0,052 € 0,049 € 0,044 €	Min.: 1 Mult.: 1
Industrial Surge Protectors DC Surge Protector SPD I2R Indoor DIN-Rail 48 Vdc, Single-Mode SASD 1101-626 Transtector 1: 307,87 € 29In Stock Restricted Availability New At Mouser	Mfr. Part No. 1101-626 Mouser Part No 21-1101-626 New At Mouser	Transtector	Industrial Surge Protectors DC Surge Protector SPD I2R Indoor DIN-Rail 48 Vdc, Single-Mode SASD Learn More about Transtector i2r indoor din rail dc spds Product available only to OEM/EMS and design business customers. Product is not shipped to consumers in the EU or the UK	Datasheet	29In Stock	307,87 €	Min.: 1 Mult.: 1 Restricted Availability
NTC (Negative Temperature Coefficient) Thermistors 10K 5% UL Recognized Standard Lug Sensor NTCALUGE2C90169 Vishay / BC Components 1: 2,12 € 4 340In Stock	Mfr. Part No. NTCALUGE2C90169 Mouser Part No 594-2381-645-90169	Vishay / BC Components	NTC (Negative Temperature Coefficient) Thermistors 10K 5% UL Recognized Standard Lug Sensor Learn More about Vishay / BC Components vishayntcalug	Datasheet	4 340In Stock	2,12 € 1,74 € 1,41 € 1,31 € View 1,25 € 1,24 € 1,09 € 1,05 € 0,972 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors Surface Temp Sensor A1004RT24K1-F TE Connectivity / Measurement Specialties 1: 14,99 € 319In Stock 65Expected 03/11/2026	Mfr. Part No. A1004RT24K1-F Mouser Part No 657-A1004RT24K1	TE Connectivity / Measurement Specialties	NTC (Negative Temperature Coefficient) Thermistors Surface Temp Sensor	Datasheet	319In Stock 65Expected 03/11/2026	14,99 € 13,24 € 11,87 € 11,25 € View 10,41 € 9,68 € 9,52 € 8,93 € 8,88 €	Min.: 1 Mult.: 1
Circuit Breakers PP11-2-5.00A-OA-V AIRPAX 1: 17,71 € 93In Stock New At Mouser	Mfr. Part No. PP11-2-5.00A-OA-V Mouser Part No 874-PP112500AOAV New At Mouser	AIRPAX	Circuit Breakers	Datasheet	93In Stock	17,71 €	Min.: 1 Mult.: 1
Circuit Breakers RCD F200 2P 40A 100MA 480Y/277 F202AC-40/0.1 ABB 1: 580,68 € 3In Stock	Mfr. Part No. F202AC-40/0.1 Mouser Part No 894-F202AC-40/0.1	ABB	Circuit Breakers RCD F200 2P 40A 100MA 480Y/277 Learn More about ABB f200 circuit breakers	Datasheet	3In Stock	580,68 € 513,93 € 463,11 € View Quote	Min.: 1 Mult.: 1
Circuit Breaker Accessories MOE XT5 110 125V AC/DC AUTO-RESET KXT5MOE110-125 ABB 1: 1 325,23 € 7In Stock 12Expected 29/10/2026 New At Mouser	Mfr. Part No. KXT5MOE110-125 Mouser Part No 894-KXT5MOE110-125 New At Mouser	ABB	Circuit Breaker Accessories MOE XT5 110 125V AC/DC AUTO-RESET	Datasheet	7In Stock 12Expected 29/10/2026	1 325,23 €	Min.: 1 Mult.: 1
Circuit Breakers MCSW 3VA53 3P 400A 65KA 3VA53400BB310AA0 Siemens 1: 2 731,13 € 1In Stock	Mfr. Part No. 3VA53400BB310AA0 Mouser Part No 982-3VA53400BB310AA0	Siemens	Circuit Breakers MCSW 3VA53 3P 400A 65KA Learn More about Siemens 3va molded case circuit breakers	Datasheet	1In Stock	2 731,13 €	Min.: 1 Mult.: 1
Circuit Breakers BRKR 3VA62 3P 250A 65KA ETU3-LI AL 3VA62256HL360AA0 Siemens 1: 3 498,88 € 1In Stock	Mfr. Part No. 3VA62256HL360AA0 Mouser Part No 982-3VA62256HL360AA0	Siemens	Circuit Breakers BRKR 3VA62 3P 250A 65KA ETU3-LI AL Learn More about Siemens 3va molded case circuit breakers	Datasheet	1In Stock	3 498,88 €	Min.: 1 Mult.: 1

Circuit Protection

Types of Circuit Protection

Customer Service Office

Company

Resources

Support