Circuit Protection – Mouser United Kingdom

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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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Part #

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA45A
Littelfuse
1: £8.57
180In Stock

Mfr. Part No.
15KPA45A

Mouser Part No
576-15KPA45A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

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Datasheet

180In Stock

Cut Tape

£8.57

£7.81

£6.51

£5.56

Reel

£5.56

Quote

Min.: 1
Mult.: 1

Reel: 800

Industrial & Electrical Fuses 10A 300VAC

JLLN010.T
Littelfuse
1: £21.90
2In Stock

Mfr. Part No.
JLLN010.T

Mouser Part No
576-JLLN010.T

Littelfuse

Industrial & Electrical Fuses 10A 300VAC

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Datasheet

2In Stock

£21.90

£20.92

£19.65

£18.57

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 30A 300VAC

JLLN030.T
Littelfuse
1: £28.68
16In Stock

Mfr. Part No.
JLLN030.T

Mouser Part No
576-JLLN030.T

Littelfuse

Industrial & Electrical Fuses 30A 300VAC

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Datasheet

16In Stock

£28.68

£23.79

£21.95

£18.18

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Min.: 1
Mult.: 1

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

JLLS300.X
Littelfuse
1: £166.51
8In Stock

Mfr. Part No.
JLLS300.X

Mouser Part No
576-JLLS300.X

Littelfuse

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

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Datasheet

8In Stock

£166.51

£138.01

£127.24

£105.14

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 2K OHM 10% MELF

SM202F1K
Littelfuse
1: £1.70
459In Stock

Mfr. Part No.
SM202F1K

Mouser Part No
576-SM202F1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 2K OHM 10% MELF

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Datasheet

459In Stock

£1.70

£1.27

£1.02

£0.96

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Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 30K OHM 2% LUG

USUR1000-303G-06
Littelfuse
1: £5.70
6In Stock
50Expected 29/05/2026

Mfr. Part No.
USUR1000-303G-06

Mouser Part No
576-USUR1000-303G-06

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 30K OHM 2% LUG

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Datasheet

6In Stock

50Expected 29/05/2026

£5.70

£5.15

£5.12

£4.91

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA180A
Littelfuse
1: £8.04
233In Stock

Mfr. Part No.
15KPA180A

Mouser Part No
576-15KPA180A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

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Datasheet

233In Stock

Cut Tape

£8.04

£6.84

£5.66

£5.56

Reel

£5.56

Min.: 1
Mult.: 1

Reel: 800

Industrial & Electrical Fuses 50A 300VAC

JLLN050.T
Littelfuse
1: £29.71
24In Stock

Mfr. Part No.
JLLN050.T

Mouser Part No
576-JLLN050.T

Littelfuse

Industrial & Electrical Fuses 50A 300VAC

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Datasheet

24In Stock

£29.71

£24.64

£22.74

£19.04

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Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 1K OHM +/-10%

SM102B1K
Littelfuse
1: £1.15
691In Stock

Mfr. Part No.
SM102B1K

Mouser Part No
803-SM102B1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors 1K OHM +/-10%

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Datasheet

691In Stock

£1.15

£0.96

£0.943

£0.856

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 6A 600VAC 600VDC Midget

KLKD006.T
Littelfuse
1: £19.01
83In Stock

Mfr. Part No.
KLKD006.T

Mouser Part No
576-KLKD006.T

Littelfuse

Industrial & Electrical Fuses 6A 600VAC 600VDC Midget

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Datasheet

83In Stock

£19.01

£17.45

£15.99

£13.81

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 300V F/A CLASS T 700A

JLLN700.X
Littelfuse
1: £342.84
2In Stock

Mfr. Part No.
JLLN700.X

Mouser Part No
576-JLLN700.X

Littelfuse

Industrial & Electrical Fuses 300V F/A CLASS T 700A

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Datasheet

2In Stock

£342.84

£320.38

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 10A 600VAC 600VDC F/A MIDGET

KLKD010.HXR
Littelfuse
1: £24.60
48In Stock

Mfr. Part No.
KLKD010.HXR

Mouser Part No
576-KLKD010.HXR

Littelfuse

Industrial & Electrical Fuses 10A 600VAC 600VDC F/A MIDGET

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Datasheet

48In Stock

£24.60

£20.40

£18.83

£15.60

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Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA220A
Littelfuse
1: £7.66
381In Stock

Mfr. Part No.
15KPA220A

Mouser Part No
576-15KPA220A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

Learn More

Datasheet

381In Stock

Cut Tape

£7.66

£6.56

£5.64

£4.93

Reel

£4.70

Min.: 1
Mult.: 1

Reel: 800

Industrial & Electrical Fuses 450A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS450.X
Littelfuse
1: £170.27
5In Stock

Mfr. Part No.
L50QS450.X

Mouser Part No
576-L50QS450.X

Littelfuse

Industrial & Electrical Fuses 450A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

5In Stock

£170.27

£141.14

£137.36

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 800A 300VAC 125VDC Class T

JLLN800.X
Littelfuse
1: £562.90
3In Stock

Mfr. Part No.
JLLN800.X

Mouser Part No
576-JLLN800.X

Littelfuse

Industrial & Electrical Fuses 800A 300VAC 125VDC Class T

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Datasheet

3In Stock

£562.90

Min.: 1
Mult.: 1

Industrial & Electrical Fuses VERY FAST ACTING CYLINDRICAL FUSE

LA70QS6322F
Littelfuse
1: £654.43
16In Stock

Mfr. Part No.
LA70QS6322F

Mouser Part No
576-LA70QS6322F

Littelfuse

Industrial & Electrical Fuses VERY FAST ACTING CYLINDRICAL FUSE

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16In Stock

£654.43

£605.77

£534.56

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 15A 300VAC

JLLN015.T
Littelfuse
1: £28.68
1In Stock

Mfr. Part No.
JLLN015.T

Mouser Part No
576-JLLN015.T

Littelfuse

Industrial & Electrical Fuses 15A 300VAC

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Datasheet

1In Stock

£28.68

£23.79

£21.95

£18.18

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 110A 600VAC 300VDC CLASS T

JLLS110.XXP
Littelfuse
1: £79.50
4In Stock

Mfr. Part No.
JLLS110.XXP

Mouser Part No
576-JLLS110.XXP

Littelfuse

Industrial & Electrical Fuses 110A 600VAC 300VDC CLASS T

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Datasheet

4In Stock

£79.50

£67.12

£63.60

£53.00

£49.46

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 450A 600VAC 300VDC CLASS T

JLLS450.XXP
Littelfuse
1: £363.46
2In Stock

Mfr. Part No.
JLLS450.XXP

Mouser Part No
576-JLLS450.XXP

Littelfuse

Industrial & Electrical Fuses 450A 600VAC 300VDC CLASS T

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Datasheet

2In Stock

£363.46

£312.73

£277.53

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses .2A 600VAC 600VDC Midget

KLKD.200T
Littelfuse
1: £19.01
2In Stock

Mfr. Part No.
KLKD.200T

Mouser Part No
576-KLKD.200T

Littelfuse

Industrial & Electrical Fuses .2A 600VAC 600VDC Midget

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Datasheet

2In Stock

£19.01

£17.45

£15.99

£13.81

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 90A

L75QS090.V
Littelfuse
1: £94.25
6In Stock

Mfr. Part No.
L75QS090.V

Mouser Part No
576-L75QS090.V

Littelfuse

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 90A

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Datasheet

6In Stock

£94.25

£78.14

£72.06

£65.66

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 20K OHM 2% LUG

USUR1000-203G-06
Littelfuse
1: £10.00
48In Stock

Mfr. Part No.
USUR1000-203G-06

Mouser Part No
576-USUR1000-203G-06

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 20K OHM 2% LUG

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Datasheet

48In Stock

£10.00

£8.83

£7.92

£7.50

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 5K OHM 2% LUG

USUR1000-502G-06
Littelfuse
1: £10.00
1In Stock

Mfr. Part No.
USUR1000-502G-06

Mouser Part No
576-USUR1000-502G-06

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors 5K OHM 2% LUG

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Datasheet

1In Stock

£10.00

£8.84

£7.92

£7.51

View

Min.: 1
Mult.: 1

Varistors 230V 14mm Epoxy UltraMOV

V14E230PL2T7
Littelfuse
1: £0.796
3,500In Stock

Mfr. Part No.
V14E230PL2T7

Mouser Part No
576-V14E230PL2T7

Littelfuse

Varistors 230V 14mm Epoxy UltraMOV

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Datasheet

3,500In Stock

Cut Tape

£0.796

£0.486

£0.423

£0.345

Reel

£0.272

View

Min.: 1
Mult.: 1

Reel: 500

Industrial & Electrical Fuses 3A 300VAC

JLLN003.T
Littelfuse
1: £28.68
1In Stock

Mfr. Part No.
JLLN003.T

Mouser Part No
576-JLLN003.T

Littelfuse

Industrial & Electrical Fuses 3A 300VAC

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Datasheet

1In Stock

£28.68

£23.79

£21.95

£18.18

View

Min.: 1
Mult.: 1

AC Protection & Motor Control in HVAC Solutions

Types of Circuit Protection

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