Circuit Protection – Mouser Canada

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AC Protection & Motor Control in HVAC Solutions

Littelfuse AC Protection and Motor Control in HVAC Solutions are essential to improve energy efficiency in commercial and industrial buildings. These solutions include fuses, surge protection devices, voltage monitors, transducers, sensors, and time delay relays. Littelfuse AC Protection and Motor Control in HVAC products are designed for control units, rectifiers, inverters, communication interfaces, and user interfaces.

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Types of Circuit Protection

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Results: 2,159

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Part #

Thyristor Surge Protection Devices - TSPD 5kA 8/20 SURGE RATNG TO-218

P4800MEL
Littelfuse
1: $17.14
250In Stock

Mfr. Part #
P4800MEL

Mouser Part #
576-P4800MEL

Littelfuse

Thyristor Surge Protection Devices - TSPD 5kA 8/20 SURGE RATNG TO-218

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Datasheet

250In Stock

$17.14

$11.32

$9.77

$9.32

$9.30

Min.: 1
Mult.: 1

Specialty Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 80A

L75QS080.V
Littelfuse
1: $194.57
39In Stock

Mfr. Part #
L75QS080.V

Mouser Part #
576-L75QS080.V

Littelfuse

Specialty Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 80A

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Datasheet

39In Stock

$194.57

$161.31

$148.75

$135.32

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Min.: 1
Mult.: 1

Specialty Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 200A

L75QS200.V
Littelfuse
1: $260.09
91In Stock

Mfr. Part #
L75QS200.V

Mouser Part #
576-L75QS200.V

Littelfuse

Specialty Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 200A

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Datasheet

91In Stock

$260.09

$215.64

$200.83

$161.11

$148.27

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA100A
Littelfuse
1: $15.81
555In Stock

Mfr. Part #
15KPA100A

Mouser Part #
576-15KPA100A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

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Datasheet

555In Stock

Cut Tape

$15.81

$11.87

$11.86

$9.97

View

Reel

$9.13

Min.: 1
Mult.: 1

Reel: 800

Industrial & Electrical Fuses 600A 300VAC 125VDC Class T

JLLN600.X
Littelfuse
1: $215.62
21In Stock

Mfr. Part #
JLLN600.X

Mouser Part #
576-JLLN600.X

Littelfuse

Industrial & Electrical Fuses 600A 300VAC 125VDC Class T

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Datasheet

21In Stock

$215.62

$193.47

$186.50

$174.84

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 150A 600VAC 300VDC Class T

JLLS150.X
Littelfuse
1: $97.32
29In Stock

Mfr. Part #
JLLS150.X

Mouser Part #
576-JLLS150.X

Littelfuse

Industrial & Electrical Fuses 150A 600VAC 300VDC Class T

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Datasheet

29In Stock

$97.32

$85.03

$81.79

$78.49

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Min.: 1
Mult.: 1

Specialty Fuses 600A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS600.X
Littelfuse
1: $229.43
93In Stock

Mfr. Part #
L50QS600.X

Mouser Part #
576-L50QS600.X

Littelfuse

Specialty Fuses 600A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

93In Stock

$229.43

$199.76

$197.86

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA110CA
Littelfuse
1: $15.95
861In Stock

Mfr. Part #
15KPA110CA

Mouser Part #
576-15KPA110CA

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

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Datasheet

861In Stock

Cut Tape

$15.95

$12.54

$10.39

$9.44

Reel

$8.97

Min.: 1
Mult.: 1

Reel: 800

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA24A
Littelfuse
1: $11.89
643In Stock

Mfr. Part #
15KPA24A

Mouser Part #
576-15KPA24A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

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Datasheet

643In Stock

Cut Tape

$11.89

$8.53

$7.46

$6.76

Reel

$6.09

Min.: 1
Mult.: 1

Reel: 800

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA54A
Littelfuse
1: $15.79
813In Stock

Mfr. Part #
15KPA54A

Mouser Part #
576-15KPA54A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

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Datasheet

813In Stock

Cut Tape

$15.79

$11.87

$9.97

$9.28

Reel

$9.27

Min.: 1
Mult.: 1

Reel: 800

Specialty Fuses 400A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS400.V
Littelfuse
1: $149.68
41In Stock

Mfr. Part #
L50QS400.V

Mouser Part #
576-L50QS400.V

Littelfuse

Specialty Fuses 400A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

41In Stock

$149.68

$142.00

$140.37

$129.83

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA64A
Littelfuse
1: $15.81
629In Stock

Mfr. Part #
15KPA64A

Mouser Part #
576-15KPA64A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

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Datasheet

629In Stock

Cut Tape

$15.81

$11.86

$9.95

$8.14

Reel

$8.14

View

Min.: 1
Mult.: 1

Reel: 800

Industrial & Electrical Fuses 25A 600VAC 600VDC F/A MIDGET

KLKD025.HXR
Littelfuse
1: $48.95
83In Stock

Mfr. Part #
KLKD025.HXR

Mouser Part #
576-KLKD025.HXR

Littelfuse

Industrial & Electrical Fuses 25A 600VAC 600VDC F/A MIDGET

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Datasheet

83In Stock

$48.95

$40.61

$37.46

$31.03

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 250A 300VAC 125VDC Class T

JLLN250.X
Littelfuse
1: $175.93
25In Stock

Mfr. Part #
JLLN250.X

Mouser Part #
576-JLLN250.X

Littelfuse

Industrial & Electrical Fuses 250A 300VAC 125VDC Class T

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Datasheet

25In Stock

$175.93

$154.94

$151.53

$149.89

View

Min.: 1
Mult.: 1

Varistors 175V 10mm Epoxy UltraMOV

V10E175P
Littelfuse
1: $0.62
9,761In Stock

Mfr. Part #
V10E175P

Mouser Part #
576-V10E175P

Littelfuse

Varistors 175V 10mm Epoxy UltraMOV

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Datasheet

9,761In Stock

$0.62

$0.434

$0.388

$0.336

View

Min.: 1
Mult.: 1

Varistors 275V 10mm Epoxy UltraMOV

V10E275P
Littelfuse
1: $0.512
8,351In Stock

Mfr. Part #
V10E275P

Mouser Part #
576-V10E275P

Littelfuse

Varistors 275V 10mm Epoxy UltraMOV

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Datasheet

8,351In Stock

$0.512

$0.352

$0.301

$0.271

View

Min.: 1
Mult.: 1

Specialty Fuses 750V FAST BLOW 250A

L75QS250.X
Littelfuse
1: $351.04
25In Stock

Mfr. Part #
L75QS250.X

Mouser Part #
576-L75QS250.X

Littelfuse

Specialty Fuses 750V FAST BLOW 250A

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Datasheet

25In Stock

$351.04

$317.73

$288.24

$249.22

Min.: 1
Mult.: 1

NTC Thermistors 1K OHM +/-10%

SM102B1K
Littelfuse
1: $2.39
691In Stock

Mfr. Part #
SM102B1K

Mouser Part #
803-SM102B1K

Littelfuse

NTC Thermistors 1K OHM +/-10%

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Datasheet

691In Stock

$2.39

$2.28

$1.98

$1.94

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 60A 300VAC 160VDC CLASS T

JLLN060.TXP
Littelfuse
1: $56.11
15In Stock

Mfr. Part #
JLLN060.TXP

Mouser Part #
576-JLLN060.TXP

Littelfuse

Industrial & Electrical Fuses 60A 300VAC 160VDC CLASS T

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Datasheet

15In Stock

$56.11

$47.41

$43.74

$35.51

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 300V F/A CLASS T 175A PLTD

JLLN175.XXP
Littelfuse
1: $132.29
3In Stock

Mfr. Part #
JLLN175.XXP

Mouser Part #
576-JLLN175.XXP

Littelfuse

Industrial & Electrical Fuses 300V F/A CLASS T 175A PLTD

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Datasheet

3In Stock

$132.29

$101.37

$96.95

$92.94

$91.85

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 300A 600VAC 300VDC Class T

JLLS300.X
Littelfuse
1: $330.37
8In Stock

Mfr. Part #
JLLS300.X

Mouser Part #
576-JLLS300.X

Littelfuse

Industrial & Electrical Fuses 300A 600VAC 300VDC Class T

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Datasheet

8In Stock

$330.37

$303.94

$244.23

$233.97

View

Min.: 1
Mult.: 1

NTC Thermistors NTC THERMISTOR 2K OHM 10% MELF

SM202F1K
Littelfuse
1: $3.52
459In Stock

Mfr. Part #
SM202F1K

Mouser Part #
576-SM202F1K

Littelfuse

NTC Thermistors NTC THERMISTOR 2K OHM 10% MELF

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Datasheet

459In Stock

$3.52

$2.64

$2.11

$1.98

View

Min.: 1
Mult.: 1

NTC Thermistors NTC THERMISTOR 30K OHM 2% LUG

USUR1000-303G-06
Littelfuse
1: $11.76
6In Stock
50Expected 2026-05-29

Mfr. Part #
USUR1000-303G-06

Mouser Part #
576-USUR1000-303G-06

Littelfuse

NTC Thermistors NTC THERMISTOR 30K OHM 2% LUG

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Datasheet

6In Stock

50Expected 2026-05-29

$11.76

$10.63

$10.57

$10.15

Min.: 1
Mult.: 1

Specialty Fuses 40A 750V

L75QS040.V
Littelfuse
1: $141.48
83In Stock

Mfr. Part #
L75QS040.V

Mouser Part #
576-L75QS040.V

Littelfuse

Specialty Fuses 40A 750V

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Datasheet

83In Stock

$141.48

$122.93

$113.96

$97.03

$87.48

Min.: 1
Mult.: 1

Varistors 250V 7mm Epoxy UltraMOV

V07E250PL2T
Littelfuse
1: $0.589
10,940In Stock

Mfr. Part #
V07E250PL2T

Mouser Part #
576-V07E250PL2T

Littelfuse

Varistors 250V 7mm Epoxy UltraMOV

Learn More

Datasheet

10,940In Stock

Cut Tape

$0.589

$0.364

$0.315

$0.291

Reel

$0.233

View

Min.: 1
Mult.: 1

Reel: 1,000

AC Protection & Motor Control in HVAC Solutions

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