Circuit Protection – Mouser South Africa

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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: $1.24
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

$1.24

$0.776

$0.511

$0.397

Reel

$0.307

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

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

CDSOD323-T12SC-Q
Bourns
1: $1.20
1,974In Stock
New Product

Mfr. Part No.
CDSOD323-T12SC-Q

Mouser Part No
652-CDSOD323-T12SC-Q

New Product

Bourns

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

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Datasheet

1,974In Stock

Cut Tape

$1.20

$0.75

$0.493

$0.384

Reel

$0.297

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes ESD 3.3V 400W BI

CDSOD323-T03SC-Q
Bourns
1: $1.20
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 ESD 3.3V 400W BI

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Datasheet

1,909In Stock

Cut Tape

$1.20

$0.75

$0.493

$0.384

Reel

$0.297

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

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

CDSOD323-T36SC-Q
Bourns
1: $1.20
2,076In Stock
New Product

Mfr. Part No.
CDSOD323-T36SC-Q

Mouser Part No
652-CDSOD323-T36SC-Q

New Product

Bourns

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

Learn More

Datasheet

2,076In Stock

Cut Tape

$1.20

$0.75

$0.493

$0.384

Reel

$0.297

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Fuse Holder FB1 FUSE BLOCK 110A FUSE

FB1-110
Bourns
1: $75.83
50In Stock
80Expected 2026/10/20

Mfr. Part No.
FB1-110

Mouser Part No
652-FB1-110

Bourns

Fuse Holder FB1 FUSE BLOCK 110A FUSE

Datasheet

50In Stock

80Expected 2026/10/20

$75.83

$61.58

$45.57

$44.82

View

Min.: 1
Mult.: 1

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

SD90ABB
Bourns
1: $2.84
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

$2.84

$2.47

$1.99

$1.69

View

Reel

$1.13

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

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

GDT25-47-S1-RP
Bourns
1: $1.10
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

$1.10

$0.951

$0.829

$0.763

View

Reel

$0.561

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: $1.81
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

$1.81

$1.65

$1.40

$1.28

Reel

$0.877

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: $1.81
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

Learn More

Datasheet

1,615In Stock

Cut Tape

$1.81

$1.65

$1.40

$1.28

Reel

$0.877

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: $1.78
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

$1.78

$1.60

$1.36

$1.26

Reel

$0.89

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: $1.78
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

Learn More

Datasheet

1,965In Stock

Cut Tape

$1.78

$1.60

$1.36

$1.26

Reel

$0.89

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: $1.78
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

$1.78

$1.60

$1.36

$1.26

Reel

$0.894

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: $1.31
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

692In Stock

Cut Tape

$1.31

$1.23

$1.09

$1.04

Reel

$0.876

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

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

MOV-20D781KKTR
Bourns
1: $2.06
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

$2.06

$1.29

$1.16

$0.948

Reel

$0.885

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

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

BN-LG13Y5R0MYB
Bourns
1: $0.811
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

$0.811

$0.625

$0.538

$0.519

View

Min.: 1
Mult.: 1

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

BN-LG15Y121MYB
Bourns
1: $0.711
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

$0.711

$0.609

$0.575

$0.523

View

Min.: 1
Mult.: 1

Surface Mount Fuses 20A 250V FAST ACTING

SF-3812F2000T-2
Bourns
1: $2.94
9,588In 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

9,588In Stock

Cut Tape

$2.94

$2.63

$2.22

$2.09

Reel

$1.49

View

Min.: 1
Mult.: 1

: 2,500

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

SMLJ22CA
Bourns
1: $1.17
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

$1.17

$0.716

$0.613

$0.519

Reel

$0.454

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

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

SD72ABB
Bourns
1: $2.83
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

$2.83

$2.45

$1.98

$1.67

View

Reel

$1.13

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

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

BN-LG15Y2R5MYB
Bourns
1: $0.95
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

$0.95

$0.722

$0.622

$0.60

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 20 dia Power NTC 2.2ohm Y kink bulk

BN-LG20Y2R2MYB
Bourns
1: $1.58
4,493In Stock

Mfr. Part No.
BN-LG20Y2R2MYB

Mouser Part No
652-BN-LG20Y2R2MYB

Bourns

NTC (Negative Temperature Coefficient) Thermistors 20 dia Power NTC 2.2ohm Y kink bulk

Learn More

Datasheet

4,493In Stock

$1.58

$1.19

$0.946

$0.89

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 20 dia Power NTC 5ohm Y kink bulk

BN-LG20Y5R0MYB
Bourns
1: $1.45
5,812In Stock

Mfr. Part No.
BN-LG20Y5R0MYB

Mouser Part No
652-BN-LG20Y5R0MYB

Bourns

NTC (Negative Temperature Coefficient) Thermistors 20 dia Power NTC 5ohm Y kink bulk

Learn More

Datasheet

5,812In Stock

$1.45

$1.19

$0.946

$0.89

View

Min.: 1
Mult.: 1

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

BN-LG05Y5R0MYB
Bourns
1: $0.24
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

$0.24

$0.221

$0.193

$0.17

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 10 dia Power NTC 15ohm Y kink bulk

BN-LG10Y150MYB
Bourns
1: $0.461
15,058In Stock

Mfr. Part No.
BN-LG10Y150MYB

Mouser Part No
652-BN-LG10Y150MYB

Bourns

NTC (Negative Temperature Coefficient) Thermistors 10 dia Power NTC 15ohm Y kink bulk

Learn More

Datasheet

15,058In Stock

$0.461

$0.392

$0.341

$0.293

View

Min.: 1
Mult.: 1

Industrial Surge Protectors AC SPD, 2W-G,150VAC

1250A-2S-120
Bourns
1: $244.33
89In Stock

Mfr. Part No.
1250A-2S-120

Mouser Part No
652-1250A-2S-120

Bourns

Industrial Surge Protectors AC SPD, 2W-G,150VAC

Learn More

Datasheet

89In Stock

$244.33

$202.52

$186.73

$186.71

View

Min.: 1
Mult.: 1

Circuit Protection Devices

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