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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.
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 470V GDT35-47-S1-RP Bourns 1: ¥295.7 1,682In Stock	Mfr. Part # GDT35-47-S1-RP Mouser Part # 652-GDT35-47-S1-RP	Bourns	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 470V Learn More about Bourns gdt35	Datasheet	1,682In Stock	Cut Tape ¥295.7 ¥272.4 ¥225.9 ¥209.3 Reel ¥147.5 View ¥187.7 ¥172.7 ¥139.4 ¥132.4 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
NTC Thermistors 10KOHM 1% 3988K LEAD FREE B57850T0103F000 TDK 1: ¥850.4 11,033In Stock	Mfr. Part # B57850T0103F000 Mouser Part # 871-B57850T103F000	TDK	NTC Thermistors 10KOHM 1% 3988K LEAD FREE Learn More about TDK epcos t850 ntc thermistors	Datasheet	11,033In Stock	¥850.4 ¥762.4 ¥730.8 ¥692.6 View ¥666.1 ¥642.8 ¥594.6 ¥576.4	Min.: 1 Mult.: 1
Circuit Breakers 1077, 1P, plug, 250VAC/72VDC, T, w/switch function, 1A 1180-01-1A E-T-A 1: ¥4,544.5 1,277In Stock	Mfr. Part # 1180-01-1A Mouser Part # 457-1180-01-1A	E-T-A	Circuit Breakers 1077, 1P, plug, 250VAC/72VDC, T, w/switch function, 1A Learn More about E-T-A e t a 1180 circuit breakers	Datasheet	1,277In Stock	¥4,544.5 ¥3,468.2 ¥3,234 ¥2,802.1 View ¥2,577.9 ¥2,410.1 ¥2,267.3 Quote	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial 30KPA216CA Littelfuse 1: ¥5,062.7 1,440In Stock	Mfr. Part # 30KPA216CA Mouser Part # 576-30KPA216CA	Littelfuse	ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial Learn More about Littelfuse tvsdiodes	Datasheet	1,440In Stock	Cut Tape ¥5,062.7 ¥3,700.7 ¥3,557.9 ¥3,554.5 ¥3,019.7 Reel ¥2,905.1	Min.: 1 Mult.: 1 : 800
Circuit Breakers TCP 4 AMPS 0712259 Phoenix Contact 1: ¥2,871.9 1,424In Stock	Mfr. Part # 0712259 Mouser Part # 651-0712259	Phoenix Contact	Circuit Breakers TCP 4 AMPS Learn More about Phoenix Contact tcp thermal circuit breakers	Datasheet	1,424In Stock	¥2,871.9	Min.: 1 Mult.: 1
Circuit Breakers CBMC E4 24DC/1-4A+ IOL 2910410 Phoenix Contact 1: ¥27,406.5 85In Stock	Mfr. Part # 2910410 Mouser Part # 651-2910410	Phoenix Contact	Circuit Breakers CBMC E4 24DC/1-4A+ IOL Learn More about Phoenix Contact cbmc io link	Datasheet	85In Stock	¥27,406.5	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes ESD 20V BI PGB2010201KR-15NR Littelfuse 1: ¥204.3 15,000In Stock	Mfr. Part # PGB2010201KR-15NR Mouser Part # 576-PGB2010201KR15NR	Littelfuse	ESD Protection Diodes / TVS Diodes ESD 20V BI Learn More about Littelfuse pgb2 0201 esd suppressors	Datasheet	15,000In Stock	Cut Tape ¥204.3 ¥94.2 ¥83.4 ¥64.4 View Reel ¥39.4 ¥61.8 ¥59.1 ¥58.1 ¥42 ¥39.4	Min.: 1 Mult.: 1 : 15,000
ESD Protection Diodes / TVS Diodes 5V 3A 15kV WLCSP0201 Bi-dir TVS SP4338-02WTG Littelfuse 1: ¥122.9 60,258In Stock	Mfr. Part # SP4338-02WTG Mouser Part # 576-SP4338-02WTG	Littelfuse	ESD Protection Diodes / TVS Diodes 5V 3A 15kV WLCSP0201 Bi-dir TVS Learn More about Littelfuse sp4338 02wtg tvs	Datasheet	60,258In Stock	Cut Tape ¥122.9 ¥55.5 ¥48.8 ¥37 Reel ¥20.3 View ¥33.7 ¥33.2 ¥19.9 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
Surface Mount Fuses 1206 high-current met-foil. 12A SF-1206HH1200R-2 Bourns 1: ¥225.9 10,914In Stock	Mfr. Part # SF-1206HH1200R-2 Mouser Part # 652-SF-1206HH1200R-2	Bourns	Surface Mount Fuses 1206 high-current met-foil. 12A Learn More about Bourns sf1206hhr sf1206hhar fuses	Datasheet	10,914In Stock	Cut Tape ¥225.9 ¥96.8 ¥91 ¥86.7 Reel ¥69.8 View ¥82.2 ¥52.3 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
NTC Thermistors 10KOHM 2% 3988K LEAD FREE B57850T0103G000 TDK 1: ¥759.1 5,967In Stock	Mfr. Part # B57850T0103G000 Mouser Part # 871-B57850T103G000	TDK	NTC Thermistors 10KOHM 2% 3988K LEAD FREE Learn More about TDK epcos t850 ntc thermistors	Datasheet	5,967In Stock	¥759.1 ¥681 ¥651.1 ¥616.2 View ¥593 ¥571.4 ¥528.2 ¥511.6	Min.: 1 Mult.: 1
Triacs 400V 10A 50-50-50mA Q4010L5TP Littelfuse 1: ¥571.4 11,031In Stock	Mfr. Part # Q4010L5TP Mouser Part # 576-Q4010L5TP	Littelfuse	Triacs 400V 10A 50-50-50mA Learn More about Littelfuse qxx10 triacs	Datasheet	11,031In Stock	¥571.4 ¥290.7 ¥262.4 ¥245.8	Min.: 1 Mult.: 1
Circuit Breakers CBMC E4 24DC/1-10ANO 2906032 Phoenix Contact 1: ¥19,315.8 375In Stock	Mfr. Part # 2906032 Mouser Part # 651-2906032	Phoenix Contact	Circuit Breakers CBMC E4 24DC/1-10ANO Learn More about Phoenix Contact cbmc circuit breakers	Datasheet	375In Stock	¥19,315.8	Min.: 1 Mult.: 1
SCRs New Input Thyristor - D2PAK-e3 Vishay Semiconductors VS-16TTS08STRL-M3 VS-16TTS08STRL-M3 Vishay Semiconductors 1: ¥850.4 7,244In Stock	Mfr. Part # VS-16TTS08STRL-M3 Mouser Part # 78-VS-16TTS08STRL-M3	Vishay Semiconductors	SCRs New Input Thyristor - D2PAK-e3	Datasheet	7,244In Stock	Cut Tape ¥850.4 ¥564.7 ¥402 ¥342.2 Reel ¥342.2	Min.: 1 Mult.: 1 : 800
NTC Thermistors 0402 10K OHM 0.5% NTC AEC-Q200 125C NTCG103JX103DTDS TDK 1: ¥53.2 159,890In Stock	Mfr. Part # NTCG103JX103DTDS Mouser Part # 810-NTCG103JX103DTDS	TDK	NTC Thermistors 0402 10K OHM 0.5% NTC AEC-Q200 125C Learn More about TDK NTCG smd ntc thermistors	Datasheet	159,890In Stock	Cut Tape ¥53.2 ¥49 ¥43.4 ¥40.4 Reel ¥25.2 View ¥35.7 ¥29.1 ¥28.1 ¥24.3 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
NTC Thermistors 30k 3964 B57863S0303F040 TDK 1: ¥490 11,370In Stock	Mfr. Part # B57863S0303F040 Mouser Part # 871-B57863S303F40	TDK	NTC Thermistors 30k 3964 Learn More about TDK epcos ntc thermistors	Datasheet	11,370In Stock	¥490 ¥468.4 ¥441.8 ¥423.6 View ¥406.9 ¥368.7 ¥345.5 ¥307.3	Min.: 1 Mult.: 1
Circuit Breaker Accessories 3000A&ALL 50/350,150/1000 Eaton Electrical 691C648G01 691C648G01 Eaton Electrical 1: ¥176,647.4 3In Stock New Product	Mfr. Part # 691C648G01 Mouser Part # 504-691C648G01 New Product	Eaton Electrical	Circuit Breaker Accessories 3000A&ALL 50/350,150/1000		3In Stock	¥176,647.4	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes TVS Hi-Power Diode 20KPA300CA Littelfuse 1: ¥3,089.5 4,178In Stock	Mfr. Part # 20KPA300CA Mouser Part # 576-20KPA300CA	Littelfuse	ESD Protection Diodes / TVS Diodes TVS Hi-Power Diode Learn More about Littelfuse tvsdiodes	Datasheet	4,178In Stock	Cut Tape ¥3,089.5 ¥2,539.7 ¥2,415.1 ¥2,388.5 ¥2,297.2 Reel ¥2,227.4	Min.: 1 Mult.: 1 : 800
ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial 30KPA48CA Littelfuse 1: ¥4,064.5 2,598In Stock	Mfr. Part # 30KPA48CA Mouser Part # 576-30KPA48CA	Littelfuse	ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial Learn More about Littelfuse tvsdiodes	Datasheet	2,598In Stock	Cut Tape ¥4,064.5 ¥2,971.5 ¥2,737.3 ¥2,732.3 ¥2,239 Reel ¥2,229.1	Min.: 1 Mult.: 1 : 800
NTC Thermistors 703/10 K/A 17 2% B57703M0103A017 TDK 1: ¥556.4 17,634In Stock	Mfr. Part # B57703M0103A017 Mouser Part # 871-B57703M0103A017	TDK	NTC Thermistors 703/10 K/A 17 2% Learn More about TDK epcos ntc thermistors	Datasheet	17,634In Stock	¥556.4 ¥533.2 ¥503.3 ¥483.4 View ¥448.5 ¥446.8 ¥421.9 ¥410.3 ¥380.4	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes Low-Cap 3Ch ESD Prot ection Array TPD3E001DRYR Texas Instruments 1: ¥202.6 82,332In Stock	Mfr. Part # TPD3E001DRYR Mouser Part # 595-TPD3E001DRYR	Texas Instruments	ESD Protection Diodes / TVS Diodes Low-Cap 3Ch ESD Prot ection Array	Datasheet	82,332In Stock	Cut Tape ¥202.6 ¥115.1 ¥98.3 ¥82.4 Reel ¥47.2 View ¥67.6 ¥57.6 ¥54.8 ¥44.7 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Circuit Breakers CBMC E4 24DC/1-4A NO 2906031 Phoenix Contact 1: ¥19,315.8 136In Stock	Mfr. Part # 2906031 Mouser Part # 651-2906031	Phoenix Contact	Circuit Breakers CBMC E4 24DC/1-4A NO Learn More about Phoenix Contact cbmc circuit breakers	Datasheet	136In Stock	¥19,315.8	Min.: 1 Mult.: 1
PTC Thermistors PTC 10Kohms 1% Linear Vishay / Dale TFPT1206L1002FM TFPT1206L1002FM Vishay / Dale 1: ¥142.8 31,320In Stock	Mfr. Part # TFPT1206L1002FM Mouser Part # 71-TFPT1206L1002FM	Vishay / Dale	PTC Thermistors PTC 10Kohms 1% Linear Learn More about Vishay / Dale vishay dale tfpt thermistors	Datasheet	31,320In Stock	Cut Tape ¥142.8 ¥134.2 ¥125.6 ¥119.8 View Reel ¥80.6 ¥114.6 ¥114.4 ¥99.7 ¥92.7 ¥80.6 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial 30KPA60A Littelfuse 1: ¥2,830.3 1,116In Stock	Mfr. Part # 30KPA60A Mouser Part # 576-30KPA60A	Littelfuse	ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial Learn More about Littelfuse tvsdiodes	Datasheet	1,116In Stock	Cut Tape ¥2,830.3 ¥2,287.2 ¥2,159.3 ¥2,134.4 ¥2,033.1 Reel ¥2,031.4	Min.: 1 Mult.: 1 : 800
Surface Mount Fuses .0375A 4.8mOhm Red T hin Film Fuses 0603 F0603G0R03FNTR KYOCERA AVX 1: ¥192.7 87,195In Stock	Mfr. Part # F0603G0R03FNTR Mouser Part # 581-F0603G0R03FNTR	KYOCERA AVX	Surface Mount Fuses .0375A 4.8mOhm Red T hin Film Fuses 0603	Datasheet	87,195In Stock	Cut Tape ¥192.7 ¥153.1 ¥129.1 ¥112 Reel ¥72.6 View ¥100.7 ¥92.8 ¥85.5 ¥68.8 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
PTC Thermistors PTCEL13EL 120ohms PTCEL13R121MBE Vishay / BC Components 1: ¥426.9 17,955In Stock	Mfr. Part # PTCEL13R121MBE Mouser Part # 594-PTCEL13R121MBE	Vishay / BC Components	PTC Thermistors PTCEL13EL 120ohms Learn More about Vishay / BC Components vishay ptcel ptc thermistors	Datasheet	17,955In Stock	¥426.9 ¥378.7 ¥307.3 ¥285.7 View ¥250.8 ¥229.2 ¥217.6 ¥201 ¥197.7	Min.: 1 Mult.: 1

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Circuit Protection

Types of Circuit Protection