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

TDK Circuit Protection

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

Types of Circuit Protection

List Images

Results: 3,965

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 #

Varistors 25VAC 10% 10mm StandarD

B72210S0250K551
EPCOS / TDK
1: $0.86
573In Stock

Mfr. Part No.
B72210S0250K551

Mouser Part No
871-B72210S0250K551

EPCOS / TDK

Varistors 25VAC 10% 10mm StandarD

Learn More

Datasheet

573In Stock

Cut Tape

$0.86

$0.518

$0.325

$0.286

Reel

$0.153

View

Min.: 1
Mult.: 1

Reel: 1,500

Varistors 18 VDC .2J 40V-CL 30A PK

B72500E140K60
EPCOS / TDK
1: $0.56
7,628In Stock

Mfr. Part No.
B72500E140K60

Mouser Part No
871-B72500E140K60

EPCOS / TDK

Varistors 18 VDC .2J 40V-CL 30A PK

Learn More

Datasheet

7,628In Stock

Cut Tape

$0.56

$0.335

$0.207

$0.181

Reel

$0.084

View

Min.: 1
Mult.: 1

Reel: 4,000

NTC (Negative Temperature Coefficient) Thermistors AEC-Q200 4.961kOhm 3% B25/85:3392K+-2%

NTCDS3KG492HC3NB
TDK
1: $2.93
174In Stock

Mfr. Part No.
NTCDS3KG492HC3NB

Mouser Part No
810-NTCDS3KG492HC3NB

TDK

NTC (Negative Temperature Coefficient) Thermistors AEC-Q200 4.961kOhm 3% B25/85:3392K+-2%

Learn More

Datasheet

174In Stock

$2.93

$2.58

$2.29

$2.18

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 22Kohm 5% 0603

NTCG164LH223JT
TDK
1: $0.19
3,917In Stock

Mfr. Part No.
NTCG164LH223JT

Mouser Part No
810-NTCG164LH223JT

TDK

NTC (Negative Temperature Coefficient) Thermistors 22Kohm 5% 0603

Learn More

Datasheet

3,917In Stock

Cut Tape

$0.19

$0.156

$0.138

$0.111

Reel

$0.082

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

NTC (Negative Temperature Coefficient) Thermistors K 164/470 K/J52 5% NTC Thermistor

B57164K0474J052
EPCOS / TDK
1: $0.78
3,248In Stock

Mfr. Part No.
B57164K0474J052

Mouser Part No
871-B57164K0474J052

EPCOS / TDK

NTC (Negative Temperature Coefficient) Thermistors K 164/470 K/J52 5% NTC Thermistor

Learn More

Datasheet

3,248In Stock

Cut Tape

$0.78

$0.736

$0.622

$0.585

View

Reel

$0.413

Min.: 1
Mult.: 1

Reel: 1,500

Inrush Current Limiters 20OHMS 3A 330UF RMIN@IMAX 0.38OHMS

B57211P0409M351
EPCOS / TDK
1: $1.22
821In Stock

Mfr. Part No.
B57211P0409M351

Mouser Part No
871-B57211P0409M351

EPCOS / TDK

Inrush Current Limiters 20OHMS 3A 330UF RMIN@IMAX 0.38OHMS

Learn More

Datasheet

821In Stock

Cut Tape

$1.22

$0.91

$0.683

$0.668

Reel

$0.437

View

Min.: 1
Mult.: 1

Reel: 1,500

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 1206 1K K62 B-3450

B57621C5102K62
EPCOS / TDK
1: $0.60
184In Stock

Mfr. Part No.
B57621C5102K62

Mouser Part No
871-B57621C5102K62

EPCOS / TDK

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 1206 1K K62 B-3450

Learn More

Datasheet

184In Stock

Cut Tape

$0.60

$0.455

$0.392

$0.322

Reel

$0.241

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR M 891/68 K/J 5 %

B57891M0683J000
EPCOS / TDK
1: $1.33
845In Stock

Mfr. Part No.
B57891M0683J000

Mouser Part No
871-B57891M0683J000

EPCOS / TDK

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR M 891/68 K/J 5 %

Learn More

Datasheet

845In Stock

$1.33

$1.00

$0.803

$0.755

View

Min.: 1
Mult.: 1

Varistors 50VAC 10% 7mm StandarD

B72207S0500K311
EPCOS / TDK
1: $0.58
4,285In Stock

Mfr. Part No.
B72207S0500K311

Mouser Part No
871-B72207S0500K311

EPCOS / TDK

Varistors 50VAC 10% 7mm StandarD

Learn More

Datasheet

4,285In Stock

Cut Tape

$0.58

$0.354

$0.226

$0.205

Reel

$0.13

View

Min.: 1
Mult.: 1

Reel: 1,500

Varistors 230VAC 10% 14mm StandarD

B72214S0231K551
EPCOS / TDK
1: $0.99
584In Stock

Mfr. Part No.
B72214S0231K551

Mouser Part No
871-B72214S0231K551

EPCOS / TDK

Varistors 230VAC 10% 14mm StandarD

Learn More

Datasheet

584In Stock

Cut Tape

$0.99

$0.596

$0.381

$0.354

Reel

$0.251

View

Min.: 1
Mult.: 1

Reel: 1,000

Varistors CT2220K60G

B72540T600K62
EPCOS / TDK
1: $2.31
425In Stock

Mfr. Part No.
B72540T600K62

Mouser Part No
871-B72540T600K62

EPCOS / TDK

Varistors CT2220K60G

Learn More

Datasheet

425In Stock

Cut Tape

$2.31

$1.44

$1.30

$1.07

Reel

$0.616

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors EC470XG

B88069X5800T502
EPCOS / TDK
1: $1.58
977In Stock

Mfr. Part No.
B88069X5800T502

Mouser Part No
871-B88069X5800T502

EPCOS / TDK

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors EC470XG

Datasheet

977In Stock

Cut Tape

$1.58

$1.31

$1.09

$0.922

Reel

$0.753

View

Min.: 1
Mult.: 1

Reel: 500

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 2 ELECT / 3000v

B88069X5903S102
EPCOS / TDK
1: $5.35
271In Stock

Mfr. Part No.
B88069X5903S102

Mouser Part No
871-B88069X5903S102

EPCOS / TDK

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 2 ELECT / 3000v

Learn More

Datasheet

271In Stock

Cut Tape

$5.35

$4.97

$4.79

$3.73

Reel

$3.14

View

Min.: 1
Mult.: 1

Reel: 100

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors T23-A250XF4

B88069X8860B502
EPCOS / TDK
1: $2.77
347In Stock

Mfr. Part No.
B88069X8860B502

Mouser Part No
871-B88069X8860B502

EPCOS / TDK

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors T23-A250XF4

Datasheet

347In Stock

$2.77

$2.43

$1.96

$1.67

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors AEC-Q200 30kOhm 3% B25/85:4000K+-2%

NTCDS4AG303HC4NB
TDK
1: $2.93
184In Stock

Mfr. Part No.
NTCDS4AG303HC4NB

Mouser Part No
810-NTCDS4AG303HC4NB

TDK

NTC (Negative Temperature Coefficient) Thermistors AEC-Q200 30kOhm 3% B25/85:4000K+-2%

Learn More

Datasheet

184In Stock

$2.93

$2.58

$2.29

$2.18

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 3.3k 3950 3%

B57164K0332J000
EPCOS / TDK
1: $0.72
1,397In Stock

Mfr. Part No.
B57164K0332J000

Mouser Part No
871-B57164K332J

EPCOS / TDK

NTC (Negative Temperature Coefficient) Thermistors 3.3k 3950 3%

Learn More

Datasheet

1,397In Stock

$0.72

$0.677

$0.633

$0.602

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors FILM CAP PFC 0.39uF 100k H60 B-4334 NICA

B57358V2104H360
EPCOS / TDK
1: $0.19
7,790In Stock

Mfr. Part No.
B57358V2104H360

Mouser Part No
871-B57358V2104H360

EPCOS / TDK

NTC (Negative Temperature Coefficient) Thermistors FILM CAP PFC 0.39uF 100k H60 B-4334 NICA

Learn More

Datasheet

7,790In Stock

Cut Tape

$0.19

$0.164

$0.144

$0.116

Reel

$0.08

View

Min.: 1
Mult.: 1

Reel: 4,000

NTC (Negative Temperature Coefficient) Thermistors 1K K62 B-3450 NTC Thermistor 0805

B57620C5102K062
EPCOS / TDK
1: $0.45
1,990In Stock

Mfr. Part No.
B57620C5102K062

Mouser Part No
871-B57620C5102K062

EPCOS / TDK

NTC (Negative Temperature Coefficient) Thermistors 1K K62 B-3450 NTC Thermistor 0805

Learn More

Datasheet

1,990In Stock

Cut Tape

$0.45

$0.344

$0.296

$0.244

Reel

$0.201

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

NTC (Negative Temperature Coefficient) Thermistors 5k 3980 1%

B57891S0502H008
EPCOS / TDK
1: $1.89
758In Stock

Mfr. Part No.
B57891S0502H008

Mouser Part No
871-B57891S502H8

EPCOS / TDK

NTC (Negative Temperature Coefficient) Thermistors 5k 3980 1%

Learn More

Datasheet

758In Stock

$1.89

$1.46

$1.22

$1.19

View

Min.: 1
Mult.: 1

Varistors 130VAC 10% 5mm StandarD

B72205S0131K211
EPCOS / TDK
1: $0.69
4,409In Stock

Mfr. Part No.
B72205S0131K211

Mouser Part No
871-B72205S0131K211

EPCOS / TDK

Varistors 130VAC 10% 5mm StandarD

Learn More

Datasheet

4,409In Stock

Cut Tape

$0.69

$0.405

$0.253

$0.229

Reel

$0.144

View

Min.: 1
Mult.: 1

Reel: 1,500

Varistors 275VAC 10% 7mm StandarD

B72207S0271K211
EPCOS / TDK
1: $0.30
4,980In Stock

Mfr. Part No.
B72207S0271K211

Mouser Part No
871-B72207S0271K211

EPCOS / TDK

Varistors 275VAC 10% 7mm StandarD

Learn More

Datasheet

4,980In Stock

Cut Tape

$0.30

$0.184

$0.158

$0.145

Reel

$0.124

View

Min.: 1
Mult.: 1

Reel: 1,000

Varistors 275VAC 10% 10mm StandarD

B72210S0271K392
EPCOS / TDK
1: $1.21
1,990In Stock

Mfr. Part No.
B72210S0271K392

Mouser Part No
871-B72210S0271K392

EPCOS / TDK

Varistors 275VAC 10% 10mm StandarD

Datasheet

1,990In Stock

$1.21

$0.736

$0.472

$0.432

Reel

$0.317

View

Min.: 1
Mult.: 1

Reel: 750

Varistors 150VAC 10% 10mm AdvanceD

B72210S2151K551
EPCOS / TDK
1: $0.43
3,345In Stock
3,000Expected 23/03/2026

Mfr. Part No.
B72210S2151K551

Mouser Part No
871-B72210S2151K551

EPCOS / TDK

Varistors 150VAC 10% 10mm AdvanceD

Learn More

Datasheet

3,345In Stock

3,000Expected 23/03/2026

Cut Tape

$0.43

$0.268

$0.232

$0.215

Reel

$0.183

View

Min.: 1
Mult.: 1

Reel: 1,500

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors T31-A350X

B88069X3090B252
EPCOS / TDK
1: $2.03
225In Stock

Mfr. Part No.
B88069X3090B252

Mouser Part No
871-B88069X3090B252

EPCOS / TDK

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors T31-A350X

Datasheet

225In Stock

$2.03

$1.70

$1.37

$1.25

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 90VDC 20% 1pF A60-A90SMDHC

B88069X5043T702
EPCOS / TDK
1: $1.70
267In Stock

Mfr. Part No.
B88069X5043T702

Mouser Part No
871-B88069X5043T702

EPCOS / TDK

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 90VDC 20% 1pF A60-A90SMDHC

Datasheet

267In Stock

Cut Tape

$1.70

$1.66

$1.38

$1.20

Reel

$0.878

View

Min.: 1
Mult.: 1

Reel: 700

TDK Circuit Protection

Types of Circuit Protection

Customer Service Office

Company

Resources

Support