Circuit Protection Kits – Mouser Canada

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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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Part #

Circuit Protection Kits Design Kit Next-Generation GDT25

DK-GDT25-02
Bourns
1: $25.64
67In Stock

Mfr. Part #
DK-GDT25-02

Mouser Part #
652-DK-GDT25-02

Bourns

Circuit Protection Kits Design Kit Next-Generation GDT25

Datasheet

67In Stock

$25.64

$25.19

Quote

Min.: 1
Mult.: 1

GDT25

Bulk

Circuit Protection Kits NextGen GDT28H, Design kit

DK-GDT28H-01
Bourns
1: $48.55
9In Stock

Mfr. Part #
DK-GDT28H-01

Mouser Part #
652-DK-GDT28H-01

Bourns

Circuit Protection Kits NextGen GDT28H, Design kit

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Datasheet

9In Stock

$48.55

$41.62

$39.62

$37.29

$35.93

Min.: 1
Mult.: 1

GDT28

Design Kits

Bulk

Circuit Protection Kits Test Set

4030-01
Bourns
1: $1,978.36
1In Stock
8Expected 2026-04-21

Mfr. Part #
4030-01

Mouser Part #
652-4030-01

Bourns

Circuit Protection Kits Test Set

Datasheet

1In Stock

8Expected 2026-04-21

$1,978.36

Min.: 1
Mult.: 1

4030-0X

Test Sets

Battery Operated Tester

Bulk

Circuit Protection Kits 5KW TVS Diodes SMC PKG Design Kit

CD-LAB10
Bourns
1: $114.72
3In Stock

Mfr. Part #
CD-LAB10

Mouser Part #
652-CD-LAB10

Bourns

Circuit Protection Kits 5KW TVS Diodes SMC PKG Design Kit

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Datasheet

3In Stock

$114.72

$99.62

Min.: 1
Mult.: 1

CD-LAB

TVS Diode Kits

TVS Diodes Design Kit

Bulk

Circuit Protection Kits 10each 32 values

CD-LAB4
Bourns
1: $40.47
6In Stock

Mfr. Part #
CD-LAB4

Mouser Part #
652-CD-LAB4

Bourns

Circuit Protection Kits 10each 32 values

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Datasheet

6In Stock

$40.47

$40.38

Min.: 1
Mult.: 1

CD-LAB

Design Kits

Discrete TVS Diode

Bulk

Circuit Protection Kits DESN KIT NXT GEN GDT25

DK-GDT25-01
Bourns
1: $22.63
3In Stock

Mfr. Part #
DK-GDT25-01

Mouser Part #
652-DK-GDT25-01

Bourns

Circuit Protection Kits DESN KIT NXT GEN GDT25

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Datasheet

3In Stock

$22.63

$19.65

$19.44

Min.: 1
Mult.: 1

GDT25

Gas Discharge Tube Kits

Design Kit Next-Generation GDT25

Box

Circuit Protection Kits ISOMOV Design kit

DK-IsoMOV-02
Bourns
1: $102.89
3In Stock

Mfr. Part #
DK-IsoMOV-02

Mouser Part #
652-DK-ISOMOV-02

Bourns

Circuit Protection Kits ISOMOV Design kit

Learn More

Datasheet

3In Stock

$102.89

$100.81

$90.01

$85.68

View

Min.: 1
Mult.: 1

IsoMOV Design Kit

Design Kits

Hybrid Protection

Bulk

Circuit Protection Kits ISOMOV Design kit

DK-IsoMOV-03
Bourns
1: $70.74
2In Stock

Mfr. Part #
DK-IsoMOV-03

Mouser Part #
652-DK-ISOMOV-03

Bourns

Circuit Protection Kits ISOMOV Design kit

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Datasheet

2In Stock

$70.74

$61.44

Min.: 1
Mult.: 1

IsoMOV Design Kit

Design Kits

Hybrid Protection

Bulk

Circuit Protection Kits ISOMOV Design kit

DK-IsoMOV-04
Bourns
1: $50.38
1In Stock

Mfr. Part #
DK-IsoMOV-04

Mouser Part #
652-DK-ISOMOV-04

Bourns

Circuit Protection Kits ISOMOV Design kit

Learn More

Datasheet

1In Stock

$50.38

Min.: 1
Mult.: 1

IsoMOV Design Kit

Design Kits

Hybrid Protection

Bulk

Circuit Protection Kits 10each 32 values

CD-LAB3
Bourns
1: $48.87
3Expected 2026-03-25

Mfr. Part #
CD-LAB3

Mouser Part #
652-CD-LAB3

Bourns

Circuit Protection Kits 10each 32 values

Learn More

Datasheet

3Expected 2026-03-25

$48.87

$30.60

$30.52

Min.: 1
Mult.: 1

CD-LAB

Design Kits

Discrete TVS Diode

Bulk

Circuit Protection Kits 3KW TVS Diodes SMC PKG Design Kit

CD-LAB9
Bourns
1: $70.71
1Expected 2026-02-26

Mfr. Part #
CD-LAB9

Mouser Part #
652-CD-LAB9

Bourns

Circuit Protection Kits 3KW TVS Diodes SMC PKG Design Kit

Learn More

Datasheet

1Expected 2026-02-26

$70.71

$70.66

$61.44

Min.: 1
Mult.: 1

CD-LAB

TVS Diode Kits

TVS Diodes Design Kit

Bulk

Circuit Protection Kits 10each 32 values

CD-LAB2
Bourns
1: $54.20
3Expected 2026-10-19

Mfr. Part #
CD-LAB2

Mouser Part #
652-CD-LAB2

Bourns

Circuit Protection Kits 10each 32 values

Learn More

Datasheet

3Expected 2026-10-19

$54.20

$54.08

$53.91

View

Min.: 1
Mult.: 1

CD-LAB

Design Kits

Schottky Rectifier

Bulk

Circuit Protection Kits 10each 32 values

CD-LAB6
Bourns
1: $30.60
8Expected 2026-03-05

Mfr. Part #
CD-LAB6

Mouser Part #
652-CD-LAB6

Bourns

Circuit Protection Kits 10each 32 values

Learn More

Datasheet

8Expected 2026-03-05

$30.60

$30.52

$30.50

Min.: 1
Mult.: 1

CD-LAB

Design Kits

ESD Protection

Bulk

Circuit Protection Kits 5each 32 values

CD-LAB5
Bourns
1: $52.31
Non-Stocked Lead-Time 7 Weeks

Mfr. Part #
CD-LAB5

Mouser Part #
652-CD-LAB5

Bourns

Circuit Protection Kits 5each 32 values

Learn More

Datasheet

Non-Stocked Lead-Time 7 Weeks

$52.31

Quote

Min.: 1
Mult.: 1

CD-LAB

Design Kits

Discrete TVS Diode

Bulk

Circuit Protection Kits AEC-Q101 COMPLIANT TVS DIODES

CD-LAB11
Bourns
1: $92.88
N/A

Mfr. Part #
CD-LAB11

Mouser Part #
652-CD-LAB11

Bourns

Circuit Protection Kits AEC-Q101 COMPLIANT TVS DIODES

Learn More

Datasheet

N/A

$92.88

$80.66

Min.: 1
Mult.: 1

CD-LAB

Design Kits

Transient Voltage Suppressor Kit

AEC-Q101

Kit

Circuit Protection Kits ISOMOV Design kit

DK-IsoMOV-01
Bourns
1: $39.01
Lead-Time 14 Weeks

Mfr. Part #
DK-IsoMOV-01

Mouser Part #
652-DK-ISOMOV-01

Bourns

Circuit Protection Kits ISOMOV Design kit

Learn More

Datasheet

Lead-Time 14 Weeks

$39.01

$33.88

$32.19

Min.: 1
Mult.: 1

IsoMOV Design Kit

Design Kits

Hybrid Protection

Bulk

Circuit Protection Kits DESIGN KIT HC SERIES 5EA VALUE

HC-LAB1
Bourns
1: $29.02
Non-Stocked

Mfr. Part #
HC-LAB1

Mouser Part #
652-HC-LAB1

Bourns

Circuit Protection Kits DESIGN KIT HC SERIES 5EA VALUE

Learn More

Datasheet

Non-Stocked

$29.02

$28.88

$27.61

$27.06

View

Min.: 1
Mult.: 1

Design Kits

HC Series Mini-Breaker

Bulk

Circuit Protection Kits DESIGN KIT KCA SERIES 5EA VALUE

KCA-LAB1
Bourns
1: $31.31
Non-Stocked

Mfr. Part #
KCA-LAB1

Mouser Part #
652-KCA-LAB1

Bourns

Circuit Protection Kits DESIGN KIT KCA SERIES 5EA VALUE

Learn More

Datasheet

Non-Stocked

$31.31

$29.40

$28.01

$26.30

View

Min.: 1
Mult.: 1

KCA

Design Kits

KCA Series Mini-Breaker

AEC-Q100

Bulk

Circuit Protection Kits DESIGN KIT LC SERIES 5EA VALUE

LC-LAB1
Bourns
1: $33.06
Non-Stocked

Mfr. Part #
LC-LAB1

Mouser Part #
652-LC-LAB1

Bourns

Circuit Protection Kits DESIGN KIT LC SERIES 5EA VALUE

Learn More

Datasheet

Non-Stocked

$33.06

$23.93

$21.99

$19.84

View

Min.: 1
Mult.: 1

Design Kits

LC Series Mini-Breaker

Bulk

Circuit Protection Kits Low Resistance BTT Axial Strap Kit

MF-LRLAB
Bourns
1: $66.40
Non-Stocked

Mfr. Part #
MF-LRLAB

Mouser Part #
652-MF-LRLAB

Bourns

Circuit Protection Kits Low Resistance BTT Axial Strap Kit

Datasheet

Non-Stocked

$66.40

$55.07

$50.81

$42.56

View

Min.: 1
Mult.: 1

MF-LR

PTC Design Kit

Bulk

Circuit Protection Kits Lab Kit Axial MF-LS Series

MF-LSLAB
Bourns
1: $66.40
Non-Stocked

Mfr. Part #
MF-LSLAB

Mouser Part #
652-MF-LSLAB

Bourns

Circuit Protection Kits Lab Kit Axial MF-LS Series

Datasheet

Non-Stocked

$66.40

$55.07

$50.81

$42.56

View

Min.: 1
Mult.: 1

MF-LS

PTC Design Kit

Bulk

Circuit Protection Kits DESIGN KIT NRA SERIES 5EA VALUE

NR-LAB1
Bourns
1: $26.47
Non-Stocked

Mfr. Part #
NR-LAB1

Mouser Part #
652-NR-LAB1

Bourns

Circuit Protection Kits DESIGN KIT NRA SERIES 5EA VALUE

Learn More

Datasheet

Non-Stocked

$26.47

$24.82

$23.45

$22.40

View

Min.: 1
Mult.: 1

NR-A

Design Kits

NR Series Mini-Breaker

Bulk

Circuit Protection Kits DESIGN KIT NRC SERIES 5EA VALUE

NR-LAB2
Bourns
1: $29.59
Non-Stocked

Mfr. Part #
NR-LAB2

Mouser Part #
652-NR-LAB2

Bourns

Circuit Protection Kits DESIGN KIT NRC SERIES 5EA VALUE

Learn More

Datasheet

Non-Stocked

$29.59

$26.49

$25.42

$24.77

View

Min.: 1
Mult.: 1

NR-C

Design Kits

NR Series Mini-Breaker

Bulk

Circuit Protection Kits SA SERIES TYPE DESIGN KIT

SA-LAB2
Bourns
1: $20.18
Non-Stocked

Mfr. Part #
SA-LAB2

Mouser Part #
652-SA-LAB2

Bourns

Circuit Protection Kits SA SERIES TYPE DESIGN KIT

Datasheet

Non-Stocked

$20.18

$19.98

$19.13

View

Min.: 1
Mult.: 1

Thermal Cutoff Kits

Surface Mount Thermal Cutoff Device

Kit

Circuit Protection Kits Unidirectional TBU Port Solution Kit

TBU-LAB3
Bourns
1: $89.44
Non-Stocked

Mfr. Part #
TBU-LAB3

Mouser Part #
652-TBU-LAB3

Bourns

Circuit Protection Kits Unidirectional TBU Port Solution Kit

Learn More

Datasheet

Non-Stocked

$89.44

$79.13

$72.96

$66.71

View

Min.: 1
Mult.: 1

Surge Protection Kits

Circuit Protection Devices

Mouser Electronics®

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