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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 #

Industrial & Electrical Fuses 500A 500VAC 450VDC FF L50S POWR-SPEED

L50S500.X
Littelfuse
1: $250.57
4In Stock

Mfr. Part No.
L50S500.X

Mouser Part No
576-L50S500.X

Littelfuse

Industrial & Electrical Fuses 500A 500VAC 450VDC FF L50S POWR-SPEED

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Datasheet

4In Stock

$250.57

$199.15

$190.92

$182.61

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR P/

SC104J4J
Littelfuse
1: $1.87
921In Stock

Mfr. Part No.
SC104J4J

Mouser Part No
803-SC104J4J

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR P/

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Datasheet

921In Stock

$1.87

$1.78

$1.73

$1.66

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 450A 500VAC 450VDC FF L50S POWR-SPEED

L50S450.X
Littelfuse
1: $250.56
1In Stock

Mfr. Part No.
L50S450.X

Mouser Part No
576-L50S450.X

Littelfuse

Industrial & Electrical Fuses 450A 500VAC 450VDC FF L50S POWR-SPEED

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Datasheet

1In Stock

$250.56

$199.34

$197.23

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 800A 150VAC 100VDC FF L15S POWR-SPEED

L15S800.V
Littelfuse
1: $164.77
4In Stock

Mfr. Part No.
L15S800.V

Mouser Part No
576-L15S800.V

Littelfuse

Industrial & Electrical Fuses 800A 150VAC 100VDC FF L15S POWR-SPEED

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Datasheet

4In Stock

$164.77

$129.55

$123.23

$117.38

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 225A 500VAC 450VDC FF L50S POWR-SPEED

L50S225.V
Littelfuse
1: $151.92
4In Stock

Mfr. Part No.
L50S225.V

Mouser Part No
576-L50S225.V

Littelfuse

Industrial & Electrical Fuses 225A 500VAC 450VDC FF L50S POWR-SPEED

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Datasheet

4In Stock

$151.92

$123.06

$116.94

$111.28

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 35A 500VAC 450VDC FF L50S POWR-SPEED

L50S035.T
Littelfuse
1: $72.34
3In Stock

Mfr. Part No.
L50S035.T

Mouser Part No
576-L50S035.T

Littelfuse

Industrial & Electrical Fuses 35A 500VAC 450VDC FF L50S POWR-SPEED

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Datasheet

3In Stock

$72.34

$56.51

$53.42

$50.60

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 15A 700VAC 650VDC FF L70S POWR-SPEED

L70S015.T
Littelfuse
1: $52.57
2In Stock

Mfr. Part No.
L70S015.T

Mouser Part No
576-L70S015.T

Littelfuse

Industrial & Electrical Fuses 15A 700VAC 650VDC FF L70S POWR-SPEED

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Datasheet

2In Stock

$52.57

$41.21

$39.32

$36.90

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 10A 700VAC 650VDC FF L70S POWR-SPEED

L70S010.T
Littelfuse
1: $52.56
1In Stock

Mfr. Part No.
L70S010.T

Mouser Part No
576-L70S010.T

Littelfuse

Industrial & Electrical Fuses 10A 700VAC 650VDC FF L70S POWR-SPEED

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Datasheet

1In Stock

$52.56

$41.04

$40.87

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 60A 700VAC 650VDC FF L70S POWR-SPEED

L70S060.T
Littelfuse
1: $98.76
3In Stock

Mfr. Part No.
L70S060.T

Mouser Part No
576-L70S060.T

Littelfuse

Industrial & Electrical Fuses 60A 700VAC 650VDC FF L70S POWR-SPEED

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Datasheet

3In Stock

$98.76

$79.32

$75.41

$71.66

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 125A 700VAC 650VDC FF L70S POWR-SPEED

L70S125.V
Littelfuse
1: $174.85
10In Stock

Mfr. Part No.
L70S125.V

Mouser Part No
576-L70S125.V

Littelfuse

Industrial & Electrical Fuses 125A 700VAC 650VDC FF L70S POWR-SPEED

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Datasheet

10In Stock

$174.85

$144.99

$135.71

$124.41

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Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 1K OH M 10% EPOXY BEAD

KC102F2K
Littelfuse
1: $2.24
923In Stock

Mfr. Part No.
KC102F2K

Mouser Part No
576-KC102F2K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 1K OH M 10% EPOXY BEAD

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Datasheet

923In Stock

$2.24

$1.99

$1.85

$1.76

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 150A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS150.V
Littelfuse
1: $98.13
59In Stock
130Expected 2026/09/10

Mfr. Part No.
L50QS150.V

Mouser Part No
576-L50QS150.V

Littelfuse

Industrial & Electrical Fuses 150A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

59In Stock

130Expected 2026/09/10

$98.13

$81.84

$75.53

$65.09

$58.74

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 200A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS200.V
Littelfuse
1: $96.76
39In Stock

Mfr. Part No.
L50QS200.V

Mouser Part No
576-L50QS200.V

Littelfuse

Industrial & Electrical Fuses 200A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

39In Stock

$96.76

$81.28

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 250A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS250.V
Littelfuse
1: $156.52
23In Stock

Mfr. Part No.
L50QS250.V

Mouser Part No
576-L50QS250.V

Littelfuse

Industrial & Electrical Fuses 250A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

23In Stock

$156.52

$135.73

$119.66

$98.94

$91.06

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 300A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS300.V
Littelfuse
1: $146.76
27In Stock
33Expected 2026/09/17

Mfr. Part No.
L50QS300.V

Mouser Part No
576-L50QS300.V

Littelfuse

Industrial & Electrical Fuses 300A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

27In Stock

33Expected 2026/09/17

$146.76

$129.78

$119.66

$98.40

$91.06

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 350A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS350.V
Littelfuse
1: $156.53
60In Stock

Mfr. Part No.
L50QS350.V

Mouser Part No
576-L50QS350.V

Littelfuse

Industrial & Electrical Fuses 350A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

60In Stock

$156.53

$133.66

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 600A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS600.X
Littelfuse
1: $225.10
56In Stock

Mfr. Part No.
L50QS600.X

Mouser Part No
576-L50QS600.X

Littelfuse

Industrial & Electrical Fuses 600A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

56In Stock

$225.10

$185.31

$153.12

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 70A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS070.V
Littelfuse
1: $131.56
106In Stock

Mfr. Part No.
L70QS070.V

Mouser Part No
576-L70QS070.V

Littelfuse

Industrial & Electrical Fuses 70A 700VAC 700VDC FF L70QS POWR-SPEED

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Datasheet

106In Stock

$131.56

$109.09

$100.60

$85.95

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 150A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS150.V
Littelfuse
1: $185.41
18In Stock

Mfr. Part No.
L70QS150.V

Mouser Part No
576-L70QS150.V

Littelfuse

Industrial & Electrical Fuses 150A 700VAC 700VDC FF L70QS POWR-SPEED

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Datasheet

18In Stock

$185.41

$154.69

$144.64

$117.14

Min.: 1
Mult.: 1

Current Sense Resistors - SMD 2512 1mohm 1% Shunt Resistor

PSR100KTQFH1L00
ROHM Semiconductor
1: $2.12
4,496In Stock

Mfr. Part No.
PSR100KTQFH1L00

Mouser Part No
755-PSR100KTQFH1L00

ROHM Semiconductor

Current Sense Resistors - SMD 2512 1mohm 1% Shunt Resistor

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Datasheet

4,496In Stock

Cut Tape

$2.12

$1.41

$1.10

$0.989

Reel

$0.635

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Current Sense Resistors - SMD 5931 0.001ohm 1% Shunt Res AEC-Q200

PSR500HTQFH1L00
ROHM Semiconductor
1: $2.98
3,616In Stock

Mfr. Part No.
PSR500HTQFH1L00

Mouser Part No
755-PSR500HTQFH1L00

ROHM Semiconductor

Current Sense Resistors - SMD 5931 0.001ohm 1% Shunt Res AEC-Q200

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Datasheet

3,616In Stock

Cut Tape

$2.98

$2.00

$1.56

$1.42

Reel

$1.01

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR P/

AC103E2F
Littelfuse
1: $1.15
16,220In Stock

Mfr. Part No.
AC103E2F

Mouser Part No
803-AC103E2F

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR P/

Learn More

Datasheet

16,220In Stock

$1.15

$1.10

$1.08

$1.06

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 60A 250VAC 250VDC FF L25S POWR-SPEED

L25S060.T
Littelfuse
1: $83.55
108In Stock

Mfr. Part No.
L25S060.T

Mouser Part No
576-L25S060.T

Littelfuse

Industrial & Electrical Fuses 60A 250VAC 250VDC FF L25S POWR-SPEED

Learn More

Datasheet

108In Stock

$83.55

$69.30

$63.92

$52.89

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 60A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS060.V
Littelfuse
1: $103.80
30In Stock

Mfr. Part No.
L70QS060.V

Mouser Part No
576-L70QS060.V

Littelfuse

Industrial & Electrical Fuses 60A 700VAC 700VDC FF L70QS POWR-SPEED

Learn More

Datasheet

30In Stock

$103.80

$86.49

$81.79

$65.69

$60.48

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 750V FAST BLOW 70A

L75QS070.V
Littelfuse
1: $136.52
20In Stock

Mfr. Part No.
L75QS070.V

Mouser Part No
576-L75QS070.V

Littelfuse

Industrial & Electrical Fuses 750V FAST BLOW 70A

Learn More

Datasheet

20In Stock

$136.52

$114.64

$108.22

$86.33

$79.47

Min.: 1
Mult.: 1

Renewable Energy Solutions

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Renewable Energy Solutions

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