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

Through Hole Circuit Protection

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

Types of Circuit Protection

List Images

Results: 12,208

Applied Filters:

Mounting Style = Through Hole

Manufacturer

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.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; }

Part #

SCRs RAIL SCR

BT152X-800R,127
WeEn Semiconductors
1: ¥333.9
4,816In Stock

Mfr. Part #
BT152X-800R,127

Mouser Part #
771-BT152X-800R127

WeEn Semiconductors

SCRs RAIL SCR

Datasheet

4,816In Stock

¥333.9

¥214.3

¥137.7

¥114.6

View

Min.: 1
Mult.: 1

Triacs 3Q HI-COM TRIAC

BTA206-800CT,127
WeEn Semiconductors
1: ¥219.3
4,855In Stock

Mfr. Part #
BTA206-800CT,127

Mouser Part #
771-BTA206-800CT,127

WeEn Semiconductors

Triacs 3Q HI-COM TRIAC

Datasheet

4,855In Stock

¥219.3

¥137.9

¥91.2

¥71.1

View

Min.: 1
Mult.: 1

Triacs THY 4A 200V TRIAC

2N6071AG
Littelfuse
1: ¥202.6
3,417In Stock

Mfr. Part #
2N6071AG

Mouser Part #
863-2N6071AG

Littelfuse

Triacs THY 4A 200V TRIAC

Datasheet

3,417In Stock

¥202.6

¥133.5

¥100.5

¥84.2

View

Min.: 1
Mult.: 1

Triacs THY SPECIAL TRIAC

T2322BG
Littelfuse
1: ¥313.9
3,543In Stock

Mfr. Part #
T2322BG

Mouser Part #
863-T2322BG

Littelfuse

Triacs THY SPECIAL TRIAC

Datasheet

3,543In Stock

¥313.9

¥201

¥136

¥121.3

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors A71-H10X

B88069X3820S102
TDK
1: ¥307.3
6,673In Stock

Mfr. Part #
B88069X3820S102

Mouser Part #
871-B88069X3820S102

TDK

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors A71-H10X

Datasheet

6,673In Stock

¥307.3

¥284

¥235.9

¥184.4

Reel

¥171.1

View

Min.: 1
Mult.: 1

: 200

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors T23-A420XF4

B88069X7140B502
TDK
1: ¥519.9
Non-Stocked Lead-Time 15 Weeks

Mfr. Part #
B88069X7140B502

Mouser Part #
871-B88069X7140B502

TDK

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors T23-A420XF4

Datasheet

Non-Stocked Lead-Time 15 Weeks

¥519.9

¥480

¥398.6

¥367.1

View

Min.: 1
Mult.: 1

NTC Thermistors 1Kohm/2% 3528/0.5%

NTCLE100E3102GB0A
Vishay / BC Components
1: ¥192.7
281In Stock

Mfr. Part #
NTCLE100E3102GB0A

Mouser Part #
594-NTCL100E3102GB0A

Vishay / BC Components

NTC Thermistors 1Kohm/2% 3528/0.5%

Datasheet

281In Stock

¥192.7

¥144.2

¥115.3

¥108.5

View

Min.: 1
Mult.: 1

PTC Thermistors PTCCPLDD5D00A019265140Te3

PTCCL05H190HTE
Vishay / BC Components
1: ¥239.2
3In Stock

Mfr. Part #
PTCCL05H190HTE

Mouser Part #
594-PTCCL05H190HTE

Vishay / BC Components

PTC Thermistors PTCCPLDD5D00A019265140Te3

Datasheet

3In Stock

¥239.2

¥179.4

¥143

¥134.4

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Miniature 2-Pole Gas Discharge Tube

2035-47-B5LF
Bourns
1: ¥224.2
820In Stock

Mfr. Part #
2035-47-B5LF

Mouser Part #
652-2035-47-B5LF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Miniature 2-Pole Gas Discharge Tube

Datasheet

820In Stock

¥224.2

¥172.7

¥142.3

¥134.2

View

Min.: 1
Mult.: 1

Triacs THY 8A 200V TRIAC

MAC228A4G
Littelfuse
1: ¥435.2
85In Stock

Mfr. Part #
MAC228A4G

Mouser Part #
863-MAC228A4G

Littelfuse

Triacs THY 8A 200V TRIAC

Datasheet

85In Stock

Cut Tape

¥435.2

¥279

¥191

¥161

Reel

¥135

¥132.9

Min.: 1
Mult.: 1

: 1,000

Automotive Fuses ADO18 1038 PCB 850VDC 30A Copper alloy, tin-plated Terminal

3-156-071
Schurter
1: ¥1,724.1
240In Stock
New Product

Mfr. Part #
3-156-071

Mouser Part #
693-3-156-071

New Product

Schurter

Automotive Fuses ADO18 1038 PCB 850VDC 30A Copper alloy, tin-plated Terminal

Learn More

Datasheet

240In Stock

¥1,724.1

¥1,549.7

¥1,478.3

¥1,137.8

View

Min.: 1
Mult.: 1

Triacs 400V 25A 50-50-50mA

Q4025R5
Littelfuse
1: ¥961.7
43In Stock

Mfr. Part #
Q4025R5

Mouser Part #
576-Q4025R5

Littelfuse

Triacs 400V 25A 50-50-50mA

Learn More

Datasheet

43In Stock

¥961.7

¥631.2

¥470.1

¥395.3

View

Min.: 1
Mult.: 1

PTC Thermistors 19 OHM 20%

PTCCL07H171FBE
Vishay / BC Components
1: ¥260.8
51In Stock

Mfr. Part #
PTCCL07H171FBE

Mouser Part #
594-PTCCL07H171FBE

Vishay / BC Components

PTC Thermistors 19 OHM 20%

Datasheet

51In Stock

¥260.8

¥196

¥155.8

¥146.5

View

Min.: 1
Mult.: 1

PTC Thermistors 22 OHM 20%

PTCCL09H171HTE
Vishay / BC Components
1: ¥254.1
1,326In Stock

Mfr. Part #
PTCCL09H171HTE

Mouser Part #
594-PTCCL09H171HTE

Vishay / BC Components

PTC Thermistors 22 OHM 20%

Datasheet

1,326In Stock

¥254.1

¥215.9

¥199.3

¥132.4

¥119.8

Min.: 1
Mult.: 1

PTC Thermistors 6.7 OHM 20%

PTCCL11H321FBE
Vishay / BC Components
1: ¥328.9
713In Stock

Mfr. Part #
PTCCL11H321FBE

Mouser Part #
594-PTCCL11H321FBE

Vishay / BC Components

PTC Thermistors 6.7 OHM 20%

Datasheet

713In Stock

¥328.9

¥247.5

¥197.7

¥186

View

Min.: 1
Mult.: 1

Circuit Breakers NRPS Crkt Brkr PCB 5Amp

NRPS10-5A
IDEC
1: ¥2,038
24In Stock

Mfr. Part #
NRPS10-5A

Mouser Part #
199-NRPS10-5A

IDEC

Circuit Breakers NRPS Crkt Brkr PCB 5Amp

Datasheet

24In Stock

¥2,038

¥1,792.2

¥1,689.2

¥1,523.1

View

Min.: 1
Mult.: 1

NTC Thermistors 2Kohm/5% 3528/0.5%

NTCLE203E3202JB0A
Vishay / BC Components
1: ¥146.2
1,707In Stock

Mfr. Part #
NTCLE203E3202JB0A

Mouser Part #
594-NTCL203E3202JB0A

Vishay / BC Components

NTC Thermistors 2Kohm/5% 3528/0.5%

Datasheet

1,707In Stock

¥146.2

¥111.8

¥96.3

¥93

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE 3POLE 400VOLT

2026-40-C2LF
Bourns
1: ¥382
980In Stock

Mfr. Part #
2026-40-C2LF

Mouser Part #
652-2026-40-C2LF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE 3POLE 400VOLT

Learn More

Datasheet

980In Stock

¥382

¥338.8

¥304

¥257.5

View

Min.: 1
Mult.: 1

NTC Thermistors 6.8ohm/5% 2880/3%

NTCLE100E3688JB0A
Vishay / BC Components
1: ¥122.9
319In Stock

Mfr. Part #
NTCLE100E3688JB0A

Mouser Part #
594-NTCL100E3688JB0A

Vishay / BC Components

NTC Thermistors 6.8ohm/5% 2880/3%

Datasheet

319In Stock

¥122.9

¥93.5

¥80.6

¥77.7

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE MINI 2POLE 230VOLT

2035-23-B5LF
Bourns
1: ¥224.2
528In Stock

Mfr. Part #
2035-23-B5LF

Mouser Part #
652-2035-23-B5LF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE MINI 2POLE 230VOLT

Datasheet

528In Stock

¥224.2

¥172.7

¥142.3

¥134.2

View

Min.: 1
Mult.: 1

Automotive Fuses EKC14 Family, 50 Amp, 1000 Vdc, 50 kA I.R., 14 x 38 mm footprint, 3P Terminal

EKC14-50-3P
Eaton Electronics
1: ¥4,933.2
225In Stock

Mfr. Part #
EKC14-50-3P

Mouser Part #
504-EKC14-50-3P

Eaton Electronics

Automotive Fuses EKC14 Family, 50 Amp, 1000 Vdc, 50 kA I.R., 14 x 38 mm footprint, 3P Terminal

Learn More

Datasheet

225In Stock

¥4,933.2

¥4,092.7

¥3,775.5

¥3,127.7

View

Min.: 1
Mult.: 1

SCRs 800V 6A

S8006LTP
Littelfuse
1: ¥465.1
886In Stock

Mfr. Part #
S8006LTP

Mouser Part #
576-S8006LTP

Littelfuse

SCRs 800V 6A

Datasheet

886In Stock

¥465.1

¥232.5

¥209.3

¥169.4

¥159.5

Min.: 1
Mult.: 1

Varistors IsoMOV 3KA 175Vrms Reel In-Line

IsoM3-175-R-L2
Bourns
1: ¥378.7
11,916In Stock

Mfr. Part #
IsoM3-175-R-L2

Mouser Part #
652-ISOM3-175-R-L2

Bourns

Varistors IsoMOV 3KA 175Vrms Reel In-Line

Learn More

Datasheet

11,916In Stock

Cut Tape

¥378.7

¥235.9

¥212.6

¥174.4

Reel

¥143.3

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

SCRs 100V 16A

2N6401G
Littelfuse
1: ¥441.8
930In Stock

Mfr. Part #
2N6401G

Mouser Part #
863-2N6401G

Littelfuse

SCRs 100V 16A

Datasheet

930In Stock

Cut Tape

¥441.8

¥287.4

¥197.7

¥159.8

Reel

¥149

Min.: 1
Mult.: 1

: 1,000

Fuse Clips ACS FUSE CLIP MIDGET 10x38mm

01060001Z
Littelfuse
1: ¥161.1
275In Stock
2,000Expected 10/29/2026

Mfr. Part #
01060001Z

Mouser Part #
576-01060001Z

Littelfuse

Fuse Clips ACS FUSE CLIP MIDGET 10x38mm

Datasheet

275In Stock

2,000Expected 10/29/2026

¥161.1

¥140.9

¥136.5

¥114.8

View

Min.: 1
Mult.: 1

Amphenol
Bel
Bourns
Central Semiconductor
Diodes Incorporated
Diotec Semiconductor
Eaton
Essentra
E-T-A Circuit Breakers
HMS Networks
IDEC
IXYS
KEMET
Keystone Electronics
Littelfuse
Lumex
Mersen
Microchip
Phoenix Contact
Rectron
SanRex
Schurter
SEI Stackpole
Shindengen
STMicroelectronics
TDK
TE Connectivity
Vishay
WeEn Semiconductors
Weidmuller
YAGEO
Yazaki