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Circuit Protection

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Results: 462

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Part #

Cartridge Fuses

5HT 1.25-R
Bel Fuse
1: ¥101.3
7,108In Stock

Mfr. Part #
5HT 1.25-R

Mouser Part #
530-5HT1.25-R

Bel Fuse

Cartridge Fuses

Datasheet

7,108In Stock

¥101.3

¥93.3

¥77.4

¥71.3

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Min.: 1
Mult.: 1

Resettable Fuses - PPTC 16 Ohms 3 A 60 VDC - 40 C+ 85 C

TRF250-120T-RA-B-0.5
Littelfuse
1: ¥136.2
363In Stock

Mfr. Part #
TRF250-120T-RA-B-0.5

Mouser Part #
650-TRF250120TRAB0.5

Littelfuse

Resettable Fuses - PPTC 16 Ohms 3 A 60 VDC - 40 C+ 85 C

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Datasheet

363In Stock

¥136.2

¥124.2

¥103.1

¥95.2

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Min.: 1
Mult.: 1

Resettable Fuses - PPTC Square 7mm PPTC

BK250-120-SZ
YAGEO
1: ¥41.5
151In Stock

Mfr. Part #
BK250-120-SZ

Mouser Part #
603-BK250-120-SZ

YAGEO

Resettable Fuses - PPTC Square 7mm PPTC

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Datasheet

151In Stock

¥41.5

¥30.9

¥28.6

¥25.7

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Min.: 1
Mult.: 1

Resettable Fuses - PPTC 16 Ohms 3 A 60 V - 40 C+ 85 C

TRF250-120T
Littelfuse
1: ¥127.9
74In Stock

Mfr. Part #
TRF250-120T

Mouser Part #
650-TRF250-120T

Littelfuse

Resettable Fuses - PPTC 16 Ohms 3 A 60 V - 40 C+ 85 C

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Datasheet

74In Stock

¥127.9

¥114.1

¥99.3

¥89.9

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Min.: 1
Mult.: 1

Triacs RAIL 3Q TRIAC

BTA208-800B,127
WeEn Semiconductors
1: ¥328.9
4,017In Stock

Mfr. Part #
BTA208-800B,127

Mouser Part #
771-BTA208-800B127

WeEn Semiconductors

Triacs RAIL 3Q TRIAC

Datasheet

4,017In Stock

¥328.9

¥139.4

¥104.8

¥93.3

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Min.: 1
Mult.: 1

Resettable Fuses - PPTC 12V 1.5A-HD 50A 1206

MF-NSML150/12-2
Bourns
1: ¥109.6
19,958Expected 1/4/2027

Mfr. Part #
MF-NSML150/12-2

Mouser Part #
652-MF-NSML150/12-2

Bourns

Resettable Fuses - PPTC 12V 1.5A-HD 50A 1206

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Datasheet

19,958Expected 1/4/2027

Cut Tape

¥109.6

¥101

¥83.9

¥77.4

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Reel

¥68.9

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Triacs RAIL TRIAC

BT138X-800E,127
WeEn Semiconductors
1: ¥322.2
3,617In Stock

Mfr. Part #
BT138X-800E,127

Mouser Part #
771-BT138X-800E127

WeEn Semiconductors

Triacs RAIL TRIAC

Datasheet

3,617In Stock

¥322.2

¥202.6

¥132.5

¥105.1

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Min.: 1
Mult.: 1

Triacs RAIL TRIAC

BT134-800E,127
WeEn Semiconductors
1: ¥189.4
10,484In Stock

Mfr. Part #
BT134-800E,127

Mouser Part #
771-BT134-800E127

WeEn Semiconductors

Triacs RAIL TRIAC

Datasheet

10,484In Stock

¥189.4

¥119.1

¥78.2

¥60.6

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Min.: 1
Mult.: 1

Circuit Breakers 3-pole, Handle, 50 amp circuit breaker, Stud 10-32 terminals, UL 1077 Recognized CSA Accepted

CA3-B0-34-650-121-C
Carling Technologies
1: ¥30,921.2
2In Stock
10Expected 10/12/2026

Mfr. Part #
CA3-B0-34-650-121-C

Mouser Part #
691-CA3-B0-34650121C

Carling Technologies

Circuit Breakers 3-pole, Handle, 50 amp circuit breaker, Stud 10-32 terminals, UL 1077 Recognized CSA Accepted

Learn More

Datasheet

2In Stock

10Expected 10/12/2026

¥30,921.2

¥24,910

¥22,395.3

¥18,981.9

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Min.: 1
Mult.: 1

Circuit Breakers 3-pole, Handle, 50 amp circuit breaker, Stud 10-32 terminals, UL 1077 Recognized CSA Accepted VDE Certified to IEC/EN 60934

CA3-B0-22-650-12A-D
Carling Technologies
1: ¥33,791.4
6In Stock

Mfr. Part #
CA3-B0-22-650-12A-D

Mouser Part #
691-CA3-B0-2265012AD

Carling Technologies

Circuit Breakers 3-pole, Handle, 50 amp circuit breaker, Stud 10-32 terminals, UL 1077 Recognized CSA Accepted VDE Certified to IEC/EN 60934

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Datasheet

6In Stock

¥33,791.4

¥28,017.7

¥26,147.5

¥21,609.6

Min.: 1
Mult.: 1

SCRs AMMORA SCR

BT169B,126
WeEn Semiconductors
1: ¥74.7
11,564In Stock

Mfr. Part #
BT169B,126

Mouser Part #
771-BT169B126

WeEn Semiconductors

SCRs AMMORA SCR

Datasheet

11,564In Stock

¥74.7

¥46

¥29.2

¥21.8

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Min.: 1
Mult.: 1

Circuit Breakers CA2B024450121DF

CA2-B0-24-450-121-DF
Carling Technologies
1: ¥21,196
1In Stock

Mfr. Part #
CA2-B0-24-450-121-DF

Mouser Part #
691-CA2B024450121DF

Carling Technologies

Circuit Breakers CA2B024450121DF

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Datasheet

1In Stock

¥21,196

¥17,575

¥16,116.7

¥14,563.6

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Min.: 1
Mult.: 1

Circuit Breakers 5 A TWO POLE

DA2-B0-34-450-121-C
Carling Technologies
1: ¥22,227.5
8In Stock

Mfr. Part #
DA2-B0-34-450-121-C

Mouser Part #
691-DA2B034450121C

Carling Technologies

Circuit Breakers 5 A TWO POLE

Datasheet

8In Stock

¥22,227.5

¥18,432.1

¥15,625

¥14,495.5

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Min.: 1
Mult.: 1

Circuit Breakers 2 Pole 50A Dual Blk/Wht 6-32x.195in

CA2-B0-24-650-121-CG
Carling Technologies
1: ¥21,196
1In Stock

Mfr. Part #
CA2-B0-24-650-121-CG

Mouser Part #
691-CA2B024650121CG

Carling Technologies

Circuit Breakers 2 Pole 50A Dual Blk/Wht 6-32x.195in

Learn More

Datasheet

1In Stock

¥21,196

¥17,575

¥16,116.7

¥14,563.6

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Min.: 1
Mult.: 1

Circuit Breakers TMC 42-01-8.0A

5650120
Phoenix Contact
1: ¥9,527.5
13Factory Stock Available
End of Life

Mfr. Part #
5650120

Mouser Part #
651-5650120

End of Life

Phoenix Contact

Circuit Breakers TMC 42-01-8.0A

Learn More

Datasheet

13Factory Stock Available

More Info Available

¥9,527.5

Min.: 1
Mult.: 1

Circuit Breaker Accessories Lever-Actuated Circuit Breaker Boot

HE1035
APM HEXSEAL
1: ¥5,235.5
5In Stock

Mfr. Part #
HE1035

Mouser Part #
608-HE-1035

APM HEXSEAL

Circuit Breaker Accessories Lever-Actuated Circuit Breaker Boot

5In Stock

¥5,235.5

¥4,499.6

¥3,823.6

¥3,318.7

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Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Gas Tube 150DC 2pF SMD

GT-SMD181215012-TR
Lumex
1: ¥247.5
2,101Expected 8/31/2026

Mfr. Part #
GT-SMD181215012-TR

Mouser Part #
696-GTSMD181215012TR

Lumex

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Gas Tube 150DC 2pF SMD

Datasheet

2,101Expected 8/31/2026

Cut Tape

¥247.5

¥229.2

¥189.4

¥176.1

Reel

¥119.6

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MouseReel Available

Min.: 1
Mult.: 1

: 2,500

SCRs 40 A 1200 V standard SCR thyristor in TOP3 Ins.

TN4050-12PI
STMicroelectronics
1: ¥842.1
595Expected 9/18/2026

Mfr. Part #
TN4050-12PI

Mouser Part #
511-TN4050-12PI

STMicroelectronics

SCRs 40 A 1200 V standard SCR thyristor in TOP3 Ins.

Learn More

Datasheet

595Expected 9/18/2026

¥842.1

¥470.1

¥388.7

¥332.2

Min.: 1
Mult.: 1

SCRs DFD THYR TRIAC & RECTIFIER

TN6050-12WL
STMicroelectronics
1: ¥875.3
54In Stock
Verify Status with Factory

Mfr. Part #
TN6050-12WL

Mouser Part #
511-TN6050-12WL

Verify Status with Factory

STMicroelectronics

SCRs DFD THYR TRIAC & RECTIFIER

Learn More

Datasheet

54In Stock

¥875.3

¥573

¥428.5

¥358.8

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Min.: 1
Mult.: 1

Circuit Breakers CA1B212450121MG

CA1-B2-12-450-121-MG
Carling Technologies
1: ¥11,014.1
8Expected 9/21/2026

Mfr. Part #
CA1-B2-12-450-121-MG

Mouser Part #
691-CA1B212450121MG

Carling Technologies

Circuit Breakers CA1B212450121MG

Learn More

Datasheet

8Expected 9/21/2026

¥11,014.1

¥9,138.8

¥8,383.1

¥7,555.9

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Min.: 1
Mult.: 1

Circuit Breakers SPDT 0.110 QC TERM CURRNT RATING 50.000

CA1-B2-14650-121C
Carling Technologies
1: ¥9,637.1
30On Order

Mfr. Part #
CA1-B2-14650-121C

Mouser Part #
691-CA1-B214650121C

Carling Technologies

Circuit Breakers SPDT 0.110 QC TERM CURRNT RATING 50.000

Learn More

Datasheet

30On Order

¥9,637.1

¥7,994.4

¥7,270.2

¥6,343.4

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Min.: 1
Mult.: 1

Circuit Breakers 1-pole, Handle, 5 amp circuit breaker, Stud 10-32 terminals, UL 1077 Recognized CSA Accepted

CA1-B0-34-450-121-C
Carling Technologies
1: ¥7,928
30Expected 9/2/2026

Mfr. Part #
CA1-B0-34-450-121-C

Mouser Part #
691-CA1B034450121C

Carling Technologies

Circuit Breakers 1-pole, Handle, 5 amp circuit breaker, Stud 10-32 terminals, UL 1077 Recognized CSA Accepted

Learn More

Datasheet

30Expected 9/2/2026

¥7,928

¥6,577.6

¥5,730.5

¥4,991.3

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Min.: 1
Mult.: 1

Circuit Breakers 1-pole, Handle, 5 amp circuit breaker, Push-On 0.250 Tab (Q.C.) terminals, UL 1077 Recognized CSA Accepted VDE Certified to IEC/EN 60934

BA1-B0-34-450-121-D
Carling Technologies
1: ¥6,479.6
30Expected 10/21/2026

Mfr. Part #
BA1-B0-34-450-121-D

Mouser Part #
691-BA1B034450121D

Carling Technologies

Circuit Breakers 1-pole, Handle, 5 amp circuit breaker, Push-On 0.250 Tab (Q.C.) terminals, UL 1077 Recognized CSA Accepted VDE Certified to IEC/EN 60934

Learn More

Datasheet

30Expected 10/21/2026

¥6,479.6

¥5,375

¥4,755.4

¥4,405

View

Min.: 1
Mult.: 1

Circuit Breakers CB2B016650121D

CB2-B0-16-650-121-D
Carling Technologies
1: ¥17,556.8
10Expected 8/28/2026

Mfr. Part #
CB2-B0-16-650-121-D

Mouser Part #
691-CB2B016650121D

Carling Technologies

Circuit Breakers CB2B016650121D

Learn More

Datasheet

10Expected 8/28/2026

¥17,556.8

¥14,286.3

¥14,264.7

¥13,344.5

View

Min.: 1
Mult.: 1

Circuit Breakers CA1B01445012AL

CA1-B0-14-450-12A-L
Carling Technologies
1: ¥9,409.6
6Expected 9/2/2026

Mfr. Part #
CA1-B0-14-450-12A-L

Mouser Part #
691-CA1B01445012AL

Carling Technologies

Circuit Breakers CA1B01445012AL

Learn More

Datasheet

6Expected 9/2/2026

¥9,409.6

¥7,805

¥7,200.4

¥6,193.9

View

Min.: 1
Mult.: 1