Circuit Protection – Mouser Singapore

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Circuit Protection Devices

Bourns manufactures and supplies a wide range of circuit protection technologies, including fuses, PTC thermistors, varistors, GDTs, resettable thermal cut-offs, surge protection devices, hybrid protectors, discrete semiconductor solutions, and more. Reliable surge protection is a critical design consideration to help ensure operational reliability of consumer electronics, industrial/communication equipment, automotive, battery charging, energy storage infrastructure, and renewable energy harvesting ecosystems.

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Types of Circuit Protection

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Results: 8,378

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RoHS Compliant

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Part #

ESD Protection Diodes / TVS Diodes DIO TVS VWM 24V 350W BIDIR SOD323 Automotive

CDSOD323-T24LC-Q
Bourns
1: $1.69
1,952In Stock
New Product

Mfr. Part No.
CDSOD323-T24LC-Q

Mouser Part No
652-CDSOD323-T24LC-Q

New Product

Bourns

ESD Protection Diodes / TVS Diodes DIO TVS VWM 24V 350W BIDIR SOD323 Automotive

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Datasheet

1,952In Stock

Cut Tape

$1.69

$1.06

$0.694

$0.54

Reel

$0.418

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes SOD323 03V 400W BIDIR

CDSOD323-T03SC-Q
Bourns
1: $1.63
1,909In Stock
New Product

Mfr. Part No.
CDSOD323-T03SC-Q

Mouser Part No
652-CDSOD323-T03SC-Q

New Product

Bourns

ESD Protection Diodes / TVS Diodes SOD323 03V 400W BIDIR

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Datasheet

1,909In Stock

Cut Tape

$1.63

$1.02

$0.67

$0.522

Reel

$0.404

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes SOD323 36V 400W BIDIR

CDSOD323-T36SC-Q
Bourns
1: $1.63
2,092In Stock
New Product

Mfr. Part No.
CDSOD323-T36SC-Q

Mouser Part No
652-CDSOD323-T36SC-Q

New Product

Bourns

ESD Protection Diodes / TVS Diodes SOD323 36V 400W BIDIR

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Datasheet

2,092In Stock

Cut Tape

$1.63

$1.02

$0.67

$0.522

Reel

$0.404

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes SOD323 12V 400W BIDIR

CDSOD323-T12SC-Q
Bourns
1: $1.63
1,978In Stock
New Product

Mfr. Part No.
CDSOD323-T12SC-Q

Mouser Part No
652-CDSOD323-T12SC-Q

New Product

Bourns

ESD Protection Diodes / TVS Diodes SOD323 12V 400W BIDIR

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Datasheet

1,978In Stock

Cut Tape

$1.63

$1.02

$0.67

$0.522

Reel

$0.404

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Thermal Cut-offs TCO, High Current, SMD, 90C, Self Hold AEC-Q200

SD90ABB
Bourns
1: $3.86
14,944In Stock

Mfr. Part No.
SD90ABB

Mouser Part No
652-SD90ABB

Bourns

Thermal Cut-offs TCO, High Current, SMD, 90C, Self Hold AEC-Q200

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Datasheet

14,944In Stock

Cut Tape

$3.86

$3.35

$2.71

$2.30

View

Reel

$1.56

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Fuse Holder FB1 FUSE BLOCK 110A FUSE

FB1-110
Bourns
1: $103.10
50In Stock
80Expected 20/10/2026

Mfr. Part No.
FB1-110

Mouser Part No
652-FB1-110

Bourns

Fuse Holder FB1 FUSE BLOCK 110A FUSE

Datasheet

50In Stock

80Expected 20/10/2026

$103.10

$83.74

$61.96

$60.94

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 470V, REEL

GDT25-47-S1-RP
Bourns
1: $1.50
2,812In Stock

Mfr. Part No.
GDT25-47-S1-RP

Mouser Part No
652-GDT25-47-S1-RP

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 470V, REEL

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Datasheet

2,812In Stock

Cut Tape

$1.50

$1.31

$1.13

$1.04

View

Reel

$0.763

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 2700 V

GDT28H-270-BRP
Bourns
1: $2.46
1,909In Stock

Mfr. Part No.
GDT28H-270-BRP

Mouser Part No
652-GDT28H-270-BRP

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 2700 V

Learn More

Datasheet

1,909In Stock

Cut Tape

$2.46

$2.26

$1.89

$1.74

Reel

$1.22

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 150V

GDT35-15-S1-RP
Bourns
1: $1.94
2,692In Stock

Mfr. Part No.
GDT35-15-S1-RP

Mouser Part No
652-GDT35-15-S1-RP

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 150V

Learn More

Datasheet

2,692In Stock

Cut Tape

$1.94

$1.82

$1.58

$1.50

Reel

$1.22

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 2000 V

GDT28H-200-BRP
Bourns
1: $2.46
1,615In Stock

Mfr. Part No.
GDT28H-200-BRP

Mouser Part No
652-GDT28H-200-BRP

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 2000 V

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Datasheet

1,615In Stock

Cut Tape

$2.46

$2.26

$1.89

$1.74

Reel

$1.22

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 350V

GDT35-35-S1-RP
Bourns
1: $2.42
1,571In Stock

Mfr. Part No.
GDT35-35-S1-RP

Mouser Part No
652-GDT35-35-S1-RP

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 350V

Learn More

Datasheet

1,571In Stock

Cut Tape

$2.42

$2.20

$1.85

$1.71

Reel

$1.21

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 420V

GDT35-42-S1-RP
Bourns
1: $2.42
1,965In Stock

Mfr. Part No.
GDT35-42-S1-RP

Mouser Part No
652-GDT35-42-S1-RP

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 420V

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Datasheet

1,965In Stock

Cut Tape

$2.42

$2.20

$1.85

$1.71

Reel

$1.21

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 470V

GDT35-47-S1-RP
Bourns
1: $2.42
1,682In Stock

Mfr. Part No.
GDT35-47-S1-RP

Mouser Part No
652-GDT35-47-S1-RP

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 470V

Learn More

Datasheet

1,682In Stock

Cut Tape

$2.42

$2.20

$1.85

$1.71

Reel

$1.22

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Varistors 20mm Radial Disc MOV - Kinked Leads, T&R

MOV-20D781KKTR
Bourns
1: $2.80
3,952In Stock

Mfr. Part No.
MOV-20D781KKTR

Mouser Part No
652-MOV-20D781KKTR

Bourns

Varistors 20mm Radial Disc MOV - Kinked Leads, T&R

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Datasheet

3,952In Stock

Cut Tape

$2.80

$1.75

$1.58

$1.29

Reel

$1.20

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

Industrial Surge Protectors DATA and SIGNAL SPD,2L,110V,Circuit 6

2510-2L6-48
Bourns
1: $124.03
108In Stock

Mfr. Part No.
2510-2L6-48

Mouser Part No
652-2510-2L6-48

Bourns

Industrial Surge Protectors DATA and SIGNAL SPD,2L,110V,Circuit 6

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Datasheet

108In Stock

$124.03

$103.32

$97.89

$76.95

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 5 dia Power NTC 5ohm Y kink bulk

BN-LG05Y5R0MYB
Bourns
1: $0.34
13,568In Stock

Mfr. Part No.
BN-LG05Y5R0MYB

Mouser Part No
652-BN-LG05Y5R0MYB

Bourns

NTC (Negative Temperature Coefficient) Thermistors 5 dia Power NTC 5ohm Y kink bulk

Learn More

Datasheet

13,568In Stock

$0.34

$0.309

$0.271

$0.235

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 13 dia Power NTC 5ohm Y kink bulk

BN-LG13Y5R0MYB
Bourns
1: $1.10
11,262In Stock

Mfr. Part No.
BN-LG13Y5R0MYB

Mouser Part No
652-BN-LG13Y5R0MYB

Bourns

NTC (Negative Temperature Coefficient) Thermistors 13 dia Power NTC 5ohm Y kink bulk

Learn More

Datasheet

11,262In Stock

$1.10

$0.849

$0.732

$0.706

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 15 dia Power NTC 120ohm Y kink bulk

BN-LG15Y121MYB
Bourns
1: $0.802
11,334In Stock

Mfr. Part No.
BN-LG15Y121MYB

Mouser Part No
652-BN-LG15Y121MYB

Bourns

NTC (Negative Temperature Coefficient) Thermistors 15 dia Power NTC 120ohm Y kink bulk

Learn More

Datasheet

11,334In Stock

$0.802

$0.748

$0.745

$0.661

View

Min.: 1
Mult.: 1

Surface Mount Fuses 35A 250V FAST ACTING

SF-3812F3500T-2
Bourns
1: $5.68
9,839In Stock

Mfr. Part No.
SF-3812F3500T-2

Mouser Part No
652-SF-3812F3500T-2

Bourns

Surface Mount Fuses 35A 250V FAST ACTING

Learn More

Datasheet

9,839In Stock

Cut Tape

$5.68

$4.77

$3.75

$3.33

Reel

$2.41

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Surface Mount Fuses 20A 250V FAST ACTING

SF-3812F2000T-2
Bourns
1: $3.60
9,712In Stock

Mfr. Part No.
SF-3812F2000T-2

Mouser Part No
652-SF-3812F2000T-2

Bourns

Surface Mount Fuses 20A 250V FAST ACTING

Learn More

Datasheet

9,712In Stock

Cut Tape

$3.60

$3.30

$2.92

$2.79

Reel

$1.90

View

Min.: 1
Mult.: 1

: 2,500

ESD Protection Diodes / TVS Diodes 22volts 5uA 84.4 Amps Bi-Dir

SMLJ22CA
Bourns
1: $1.60
33,746In Stock

Mfr. Part No.
SMLJ22CA

Mouser Part No
652-SMLJ22CA

Bourns

ESD Protection Diodes / TVS Diodes 22volts 5uA 84.4 Amps Bi-Dir

Learn More

Datasheet

33,746In Stock

Cut Tape

$1.60

$0.816

$0.748

$0.645

Reel

$0.609

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Thermal Cut-offs TCO, High Current, SMD, 72C, Self Hold AEC-Q200

SD72ABB
Bourns
1: $3.85
3,479In Stock

Mfr. Part No.
SD72ABB

Mouser Part No
652-SD72ABB

Bourns

Thermal Cut-offs TCO, High Current, SMD, 72C, Self Hold AEC-Q200

Learn More

Datasheet

3,479In Stock

Cut Tape

$3.85

$3.33

$2.69

$2.28

View

Reel

$1.54

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

NTC (Negative Temperature Coefficient) Thermistors 15 dia Power NTC 33ohm Y kink bulk

BN-LG15Y330MYB
Bourns
1: $1.29
7,914In Stock

Mfr. Part No.
BN-LG15Y330MYB

Mouser Part No
652-BN-LG15Y330MYB

Bourns

NTC (Negative Temperature Coefficient) Thermistors 15 dia Power NTC 33ohm Y kink bulk

Learn More

Datasheet

7,914In Stock

$1.29

$0.982

$0.846

$0.816

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 20 dia Power NTC 2.5ohm Y kink bulk

BN-LG20Y2R5MYB
Bourns
1: $2.12
5,473In Stock

Mfr. Part No.
BN-LG20Y2R5MYB

Mouser Part No
652-BN-LG20Y2R5MYB

Bourns

NTC (Negative Temperature Coefficient) Thermistors 20 dia Power NTC 2.5ohm Y kink bulk

Learn More

Datasheet

5,473In Stock

$2.12

$1.62

$1.29

$1.21

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 15 dia Power NTC 2.5ohm Y kink bulk

BN-LG15Y2R5MYB
Bourns
1: $1.29
10,131In Stock

Mfr. Part No.
BN-LG15Y2R5MYB

Mouser Part No
652-BN-LG15Y2R5MYB

Bourns

NTC (Negative Temperature Coefficient) Thermistors 15 dia Power NTC 2.5ohm Y kink bulk

Learn More

Datasheet

10,131In Stock

$1.29

$0.982

$0.846

$0.816

View

Min.: 1
Mult.: 1

Circuit Protection Devices

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