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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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Types of Circuit Protection

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) Filter the results in the table by unit price based on your quantity.	Qty.
NTC Thermistors NCP03XH153J05RL Murata Electronics 1: ¥19.9 51,917In Stock	Mfr. Part # NCP03XH153J05RL Mouser Part # 81-NCP03XH153J05RL	Murata Electronics	NTC Thermistors Learn More about Murata Electronics murata ncp temp thermistors	Datasheet	51,917In Stock	Cut Tape ¥19.9 ¥16.6 ¥14.6 ¥12.1 View Reel ¥9 ¥10.8 ¥10.3 ¥9.1 ¥9 MouseReel Available	Min.: 1 Mult.: 1 : 15,000
NTC Thermistors NCU15WF104D6SRC Murata Electronics 1: ¥44.8 19,999In Stock	Mfr. Part # NCU15WF104D6SRC Mouser Part # 81-NCU15WF104D6SRC	Murata Electronics	NTC Thermistors Learn More about Murata Electronics murata ncu auto thermistors	Datasheet	19,999In Stock	Cut Tape ¥44.8 ¥39.4 ¥34.7 ¥27.7 Reel ¥18.9 View ¥22.9 ¥21.9 ¥19.8 ¥18.3 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
PTC Thermistors 470 OHM 50% SMD 0603 PRF18BA471QB5RB Murata Electronics 1: ¥24.9 64,029In Stock	Mfr. Part # PRF18BA471QB5RB Mouser Part # 81-PRF18BA471QB5RB	Murata Electronics	PTC Thermistors 470 OHM 50% SMD 0603 Learn More about Murata Electronics murata prf ptc thermistors	Datasheet	64,029In Stock	Cut Tape ¥24.9 ¥22.4 ¥20.4 ¥19.9 View Reel ¥16.4 ¥18.3 ¥17.8 ¥16.4 MouseReel Available	Min.: 1 Mult.: 1 Max.: 4,000 : 4,000
Varistors AEC-Q200 AVRM1608C390KT271N TDK 1: ¥19.9 35,675In Stock	Mfr. Part # AVRM1608C390KT271N Mouser Part # 810-AVRM1608C390K271	TDK	Varistors AEC-Q200 Learn More about TDK AVR M varistors	Datasheet	35,675In Stock	Cut Tape ¥19.9 ¥13 ¥10.5 ¥10.1 Reel ¥9.5 View ¥9.8 ¥8.3 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
SCRs 100V 25A 2N6505G Littelfuse 1: ¥710.9 974In Stock	Mfr. Part # 2N6505G Mouser Part # 863-2N6505G	Littelfuse	SCRs 100V 25A	Datasheet	974In Stock	Cut Tape ¥710.9 ¥471.7 ¥335.5 ¥325.6 Reel ¥325.6	Min.: 1 Mult.: 1 : 1,000
Triacs ISO TO220 16A 10MA TRIAC BTA16-600SW3G Littelfuse 1: ¥805.6 1,336In Stock	Mfr. Part # BTA16-600SW3G Mouser Part # 863-BTA16-600SW3G	Littelfuse	Triacs ISO TO220 16A 10MA TRIAC	Datasheet	1,336In Stock	¥805.6 ¥421.9 ¥385.4 ¥383.7	Min.: 1 Mult.: 1
Triacs 16a 50mA 800V IGT 3 QUAD INTERNL ISLTD BTA16-800BW3G Littelfuse 1: ¥798.9 1,422In Stock	Mfr. Part # BTA16-800BW3G Mouser Part # 863-BTA16-800BW3G	Littelfuse	Triacs 16a 50mA 800V IGT 3 QUAD INTERNL ISLTD	Datasheet	1,422In Stock	¥798.9 ¥418.6 ¥387	Min.: 1 Mult.: 1
Triacs ISO TO220 16A 10MA TRIAC BTA16-800SW3G Littelfuse 1: ¥845.4 876In Stock	Mfr. Part # BTA16-800SW3G Mouser Part # 863-BTA16-800SW3G	Littelfuse	Triacs ISO TO220 16A 10MA TRIAC	Datasheet	876In Stock	¥845.4 ¥445.1 ¥410.3	Min.: 1 Mult.: 1
Triacs Sensitive Gate MAC12MG Littelfuse 1: ¥543.1 1,272In Stock	Mfr. Part # MAC12MG Mouser Part # 863-MAC12MG	Littelfuse	Triacs Sensitive Gate	Datasheet	1,272In Stock	Cut Tape ¥543.1 ¥340.5 ¥229.2 Reel ¥229.2	Min.: 1 Mult.: 1 : 1,000
Triacs Triacs MAC15A6G Littelfuse 1: ¥455.1 2,516In Stock	Mfr. Part # MAC15A6G Mouser Part # 863-MAC15A6G	Littelfuse	Triacs Triacs	Datasheet	2,516In Stock	Cut Tape ¥455.1 ¥295.7 ¥206 ¥186 Reel ¥181	Min.: 1 Mult.: 1 : 1,000
Inrush Current Limiters S 153/15 M B57153S0150M000 TDK 1: ¥109.6 8,709In Stock	Mfr. Part # B57153S0150M000 Mouser Part # 871-B57153S0150M000	TDK	Inrush Current Limiters S 153/15 M Learn More about TDK epcos inrush current limiters	Datasheet	8,709In Stock	¥109.6 ¥100.2 ¥83.2 ¥76.7 View ¥69.1 ¥63.6 ¥62.6 ¥51.5 ¥48	Min.: 1 Mult.: 1
Inrush Current Limiters S 237/2.2 M51 B57237S0229M051 TDK 1: ¥215.9 2,355In Stock	Mfr. Part # B57237S0229M051 Mouser Part # 871-B57237S0229M051	TDK	Inrush Current Limiters S 237/2.2 M51 Learn More about TDK epcos inrush current limiters	Datasheet	2,355In Stock	Cut Tape ¥215.9 ¥199.3 ¥164.4 ¥151.8 Reel ¥101.7 View ¥136.4 ¥125.7 ¥115.9 ¥95.5	Min.: 1 Mult.: 1 : 2,000
Varistors 11VAC 10% 7mm StandarD B72207S0110K101 TDK 1: ¥34.9 22,892In Stock	Mfr. Part # B72207S0110K101 Mouser Part # 871-B72207S110K101	TDK	Varistors 11VAC 10% 7mm StandarD Learn More about TDK epcosvaristors	Datasheet	22,892In Stock	¥34.9 ¥29.2 ¥23.1 ¥21.9 View ¥17.4 ¥16.9 ¥15.8 ¥15.6	Min.: 1 Mult.: 1
Varistors 175VAC 10% 7mm StandarD B72207S0171K101 TDK 1: ¥41.5 21,134In Stock	Mfr. Part # B72207S0171K101 Mouser Part # 871-B72207S171K101	TDK	Varistors 175VAC 10% 7mm StandarD Learn More about TDK epcosvaristors	Datasheet	21,134In Stock	¥41.5 ¥25.1 ¥19.8 ¥18.6 View ¥17.8 ¥16.9 ¥16.3	Min.: 1 Mult.: 1
Varistors 420VAC 10% 7mm StandarD B72207S0421K101 TDK 1: ¥53.2 24,008In Stock	Mfr. Part # B72207S0421K101 Mouser Part # 871-B72207S421K101	TDK	Varistors 420VAC 10% 7mm StandarD Learn More about TDK epcosvaristors	Datasheet	24,008In Stock	¥53.2 ¥32.6 ¥25.9 ¥24.6 View ¥23.6 ¥22.4 ¥21.8 ¥19.6 ¥17.8	Min.: 1 Mult.: 1
Varistors 550VAC 10% 10mm StandarD B72210S551K101 TDK 1: ¥122.9 6,115In Stock	Mfr. Part # B72210S551K101 Mouser Part # 871-B72210S551K101	TDK	Varistors 550VAC 10% 10mm StandarD Learn More about TDK epcos lumileds led solutions	Datasheet	6,115In Stock	¥122.9 ¥78.4 ¥63.9 ¥61.1 View ¥58.8 ¥56.3 ¥53 ¥52.8 ¥50.7	Min.: 1 Mult.: 1
Varistors 625VAC 10% 20mm SuperioR MP B72220P3621K101 TDK 1: ¥398.6 1,645In Stock	Mfr. Part # B72220P3621K101 Mouser Part # 871-B72220P3621K101	TDK	Varistors 625VAC 10% 20mm SuperioR MP Learn More about TDK epcos lumileds led solutions	Datasheet	1,645In Stock	¥398.6 ¥270.7 ¥242.5 ¥229.2 View ¥220.9 ¥201 ¥199.3 ¥179.4 ¥172.7	Min.: 1 Mult.: 1
Varistors 14Vrms 120A B72510E0140K062 TDK 1: ¥81.4 55,356In Stock	Mfr. Part # B72510E0140K062 Mouser Part # 871-B72510E0140K062	TDK	Varistors 14Vrms 120A Learn More about TDK automotive multilayer varistors	Datasheet	55,356In Stock	Cut Tape ¥81.4 ¥52.2 ¥42.4 ¥40.4 Reel ¥35.4 View ¥37.9 ¥32.7 ¥31.9 ¥30.1 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Varistors 150VAC 10% 3225mm B72650M0151K093 TDK 1: ¥157.8 4,059In Stock	Mfr. Part # B72650M0151K093 Mouser Part # 871-B72650M0151K093	TDK	Varistors 150VAC 10% 3225mm Learn More about TDK epcosvaristors	Datasheet	4,059In Stock	¥157.8 ¥102 ¥83.9 ¥80.2 View ¥77.4 ¥71.4 ¥68.6 ¥66.4	Min.: 1 Mult.: 1
Varistors 250VAC 10% 3225mm B72650M0251K072 TDK 1: ¥137.9 24,931In Stock	Mfr. Part # B72650M0251K072 Mouser Part # 871-B72650M0251K072	TDK	Varistors 250VAC 10% 3225mm Learn More about TDK epcosvaristors	Datasheet	24,931In Stock	Cut Tape ¥137.9 ¥86.9 ¥72.9 ¥68.4 Reel ¥53.5 View ¥59 ¥49.3 ¥47 ¥46.7 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Varistors 230VAC 10% 4032mm B72660M0231K072 TDK 1: ¥169.4 5,838In Stock	Mfr. Part # B72660M0231K072 Mouser Part # 871-B72660M0231K072	TDK	Varistors 230VAC 10% 4032mm Learn More about TDK epcosvaristors	Datasheet	5,838In Stock	¥169.4 ¥109.6 ¥90.4 ¥86.5 View ¥83.4 ¥79.4 ¥77.2 ¥74.1 ¥73.7	Min.: 1 Mult.: 1
Varistors 275VAC 10% 4032mm B72660M0271K093 TDK 1: ¥199.3 2,645In Stock	Mfr. Part # B72660M0271K093 Mouser Part # 871-B72660M0271K093	TDK	Varistors 275VAC 10% 4032mm Learn More about TDK epcosvaristors	Datasheet	2,645In Stock	¥199.3 ¥129.6 ¥107.3 ¥102.8 View ¥99.3 ¥94.8 ¥92.2 ¥91.4	Min.: 1 Mult.: 1
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors T30-A500X B88069X3070C203 TDK 1: ¥382 2,114In Stock	Mfr. Part # B88069X3070C203 Mouser Part # 871-B88069X3070C203	TDK	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors T30-A500X	Datasheet	2,114In Stock	¥382 ¥352.1 ¥292.3 ¥260.8 View ¥242.5 ¥214.3 ¥204.3 ¥187.7 ¥171.1	Min.: 1 Mult.: 1
Circuit Breakers Cir Brkr,HydMag IELHK11-1REC4-62-20.0-E-01-V AIRPAX 1: ¥28,114.1 13In Stock	Mfr. Part # IELHK11-1REC4-62-20.0-E-01-V Mouser Part # 874-HK111REC46220E1V	AIRPAX	Circuit Breakers Cir Brkr,HydMag	Datasheet	13In Stock	¥28,114.1 ¥25,577.7 ¥17,769.4 ¥15,620 View ¥12,920.9 Quote	Min.: 1 Mult.: 1
Circuit Breakers Cir Brkr Hyd Mag PP21-1-15.0A-OA-V AIRPAX 1: ¥6,831.7 48In Stock	Mfr. Part # PP21-1-15.0A-OA-V Mouser Part # 874-PP211150AOAV	AIRPAX	Circuit Breakers Cir Brkr Hyd Mag Learn More about AIRPAX sensata snapak circuit protectors	Datasheet	48In Stock	¥6,831.7 ¥6,703.8 ¥6,506.1 ¥6,165.6 View ¥5,901.5 ¥5,692.2 Quote	Min.: 1 Mult.: 1

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Circuit Protection

Types of Circuit Protection