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Renewable Energy Solutions

Littelfuse provides a wide range of renewable energy solutions that include high-speed fuses, fast-acting relays, surge protection devices, and temperature sensors. These products from Littelfuse are designed to protect equipment from arc-flashes and fault conditions caused by equipment failure, phase-to-phase or ground faults, insulation breakdown, or temperature extremes. This selection of fuses, relays, surge protection devices, and temperature sensors can be found and used in Battery Energy Storage Systems (BESS), Solar/Photovoltaic (PV) energy solutions, and wind turbines.

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Part #

Specialty Fuses 70A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS070.V
Littelfuse
1: $90.41
207In Stock

Mfr. Part No.
L70QS070.V

Mouser Part No
576-L70QS070.V

Specialty Fuses 70A 700VAC 700VDC FF L70QS POWR-SPEED

Datasheet

207In Stock

$90.41

$82.91

$79.14

$70.15

View

Min.: 1
Mult.: 1

Specialty Fuses 100A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS100.V
Littelfuse
1: $94.70
19In Stock

Mfr. Part No.
L70QS100.V

Mouser Part No
576-L70QS100.V

Specialty Fuses 100A 700VAC 700VDC FF L70QS POWR-SPEED

Datasheet

19In Stock

$94.70

$75.58

$75.11

$69.77

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 10% DO-35

103JG1KE
Littelfuse
1: $0.28
13,211In Stock

Mfr. Part No.
103JG1KE

Mouser Part No
803-103JG1KE

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 10% DO-35

Datasheet

13,211In Stock

Cut Tape

$0.28

$0.257

$0.226

$0.215

Reel

$0.14

View

Min.: 1
Mult.: 1

Reel: 5,000

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

L50QS400.V
Littelfuse
1: $112.58
41In Stock

Mfr. Part No.
L50QS400.V

Mouser Part No
576-L50QS400.V

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

Datasheet

41In Stock

$112.58

$110.22

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THRM GLASS BEAD 3977 30K 10%

GS303J1K
Littelfuse
1: $1.47
2,816In Stock

Mfr. Part No.
GS303J1K

Mouser Part No
576-GS303J1K

NTC (Negative Temperature Coefficient) Thermistors NTC THRM GLASS BEAD 3977 30K 10%

Datasheet

2,816In Stock

$1.47

$1.35

$1.23

$1.17

View

Min.: 1
Mult.: 1

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

L50QS600.X
Littelfuse
1: $133.57
93In Stock

Mfr. Part No.
L50QS600.X

Mouser Part No
576-L50QS600.X

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

Datasheet

93In Stock

$133.57

$132.79

Min.: 1
Mult.: 1

Specialty Fuses POWR-SPEED SQB SIZE 70 US LONG BL 200A

PSR070UL0200Z
Littelfuse
1: $290.52
13In Stock

Mfr. Part No.
PSR070UL0200Z

Mouser Part No
576-PSR070UL0200Z

Specialty Fuses POWR-SPEED SQB SIZE 70 US LONG BL 200A

Datasheet

13In Stock

$290.52

$282.48

Min.: 1
Mult.: 1

Specialty Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 80A

L75QS080.V
Littelfuse
1: $125.56
39In Stock

Mfr. Part No.
L75QS080.V

Mouser Part No
576-L75QS080.V

Specialty Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 80A

Datasheet

39In Stock

$125.56

$104.09

$95.98

$87.32

View

Min.: 1
Mult.: 1

Specialty Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 200A

L75QS200.V
Littelfuse
1: $167.83
91In Stock

Mfr. Part No.
L75QS200.V

Mouser Part No
576-L75QS200.V

Specialty Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 200A

Datasheet

91In Stock

$167.83

$148.11

$137.94

Min.: 1
Mult.: 1

Specialty Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 125A

L75QS125.V
Littelfuse
1: $135.99
62In Stock

Mfr. Part No.
L75QS125.V

Mouser Part No
576-L75QS125.V

Specialty Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 125A

Datasheet

62In Stock

$135.99

$120.63

$112.94

$104.73

$98.13

Min.: 1
Mult.: 1

Specialty Fuses 40A 750V

L75QS040.V
Littelfuse
1: $87.88
83In Stock

Mfr. Part No.
L75QS040.V

Mouser Part No
576-L75QS040.V

Specialty Fuses 40A 750V

Datasheet

83In Stock

$87.88

$78.24

$70.35

$61.31

View

Min.: 1
Mult.: 1

Specialty Fuses SQB SIZE 1XL DIN BL 125A

PSX1XLDB0125X
Littelfuse
1: $311.40
14In Stock

Mfr. Part No.
PSX1XLDB0125X

Mouser Part No
576-PSX1XLDB0125X

Specialty Fuses SQB SIZE 1XL DIN BL 125A

Datasheet

14In Stock

$311.40

$299.59

$280.19

Min.: 1
Mult.: 1

Specialty Fuses 750V FAST BLOW 250A

L75QS250.X
Littelfuse
1: $212.08
25In Stock

Mfr. Part No.
L75QS250.X

Mouser Part No
576-L75QS250.X

Specialty Fuses 750V FAST BLOW 250A

Datasheet

25In Stock

$212.08

$195.97

$176.37

$160.82

View

Min.: 1
Mult.: 1

Specialty Fuses SQB SIZE 3XL FLUSH 1000A

PSX3XLFL1000X
Littelfuse
1: $814.43
4In Stock

Mfr. Part No.
PSX3XLFL1000X

Mouser Part No
576-PSX3XLFL1000X

Specialty Fuses SQB SIZE 3XL FLUSH 1000A

Datasheet

4In Stock

$814.43

$732.52

$674.71

Quote

Min.: 1
Mult.: 1

Specialty Fuses SQB SIZE 1XL DIN BL 630A

PSX1XLDB0630X
Littelfuse
1: $539.56
15In Stock

Mfr. Part No.
PSX1XLDB0630X

Mouser Part No
576-PSX1XLDB0630X

Specialty Fuses SQB SIZE 1XL DIN BL 630A

Datasheet

15In Stock

$539.56

$522.37

$492.89

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR

KC103J2F
Littelfuse
1: $4.04
4,419In Stock

Mfr. Part No.
KC103J2F

Mouser Part No
576-KC103J2F

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR

Datasheet

4,419In Stock

$4.04

$3.47

$3.26

$3.02

View

Min.: 1
Mult.: 1

Specialty Fuses POWR-SPEED SQB SIZE 72 DIN 110MM 500A

PSR072DL0500X
Littelfuse
1: $424.98
7In Stock

Mfr. Part No.
PSR072DL0500X

Mouser Part No
576-PSR072DL0500X

Specialty Fuses POWR-SPEED SQB SIZE 72 DIN 110MM 500A

Datasheet

7In Stock

$424.98

$386.76

View

Min.: 1
Mult.: 1

Specialty Fuses 30A 250VAC 250VDC FF L25S POWR-SPEED

L25S030.T
Littelfuse
1: $35.86
40In Stock

Mfr. Part No.
L25S030.T

Mouser Part No
576-L25S030.T

Specialty Fuses 30A 250VAC 250VDC FF L25S POWR-SPEED

Datasheet

40In Stock

$35.86

$29.75

$27.44

$23.67

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENS

205V4G1K
Littelfuse
1: $0.97
490In Stock

Mfr. Part No.
205V4G1K

Mouser Part No
803-205V4G1K

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENS

Datasheet

490In Stock

$0.97

$0.922

$0.864

$0.825

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 10% EPOXY COATED

DC103G2K
Littelfuse
1: $1.42
189In Stock

Mfr. Part No.
DC103G2K

Mouser Part No
803-DC103G2K

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 10% EPOXY COATED

Datasheet

189In Stock

$1.42

$1.07

$0.854

$0.802

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THRM GLASS BEAD 3047 100 10%

GS201B1K
Littelfuse
1: $1.86
17In Stock
500Expected 2026/04/13

Mfr. Part No.
GS201B1K

Mouser Part No
576-GS201B1K

NTC (Negative Temperature Coefficient) Thermistors NTC THRM GLASS BEAD 3047 100 10%

Datasheet

17In Stock

500Expected 2026/04/13

$1.86

$1.56

$1.23

$1.21

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSO R

GT103E1K
Littelfuse
1: $1.78
108In Stock

Mfr. Part No.
GT103E1K

Mouser Part No
576-GT103E1K

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSO R

Datasheet

108In Stock

$1.78

$1.70

$1.50

$1.47

View

Min.: 1
Mult.: 1

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

102FH1K
Littelfuse
1: $1.38
269In Stock

Mfr. Part No.
102FH1K

Mouser Part No
803-102FH1K

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

Datasheet

269In Stock

$1.38

$1.04

$0.827

$0.777

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR

LC302J2J
Littelfuse
1: $2.17
958In Stock

Mfr. Part No.
LC302J2J

Mouser Part No
803-LC302J2J

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR

Datasheet

958In Stock

$2.17

$1.64

$1.31

$1.23

View

Min.: 1
Mult.: 1

Specialty Fuses 60A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS060.T
Littelfuse
1: $59.60
31In Stock

Mfr. Part No.
L50QS060.T

Mouser Part No
576-L50QS060.T

Specialty Fuses 60A 500VAC 500VDC FF L50QS POWR-SPEED

Datasheet

31In Stock

$59.60

$57.99

Min.: 1
Mult.: 1