Circuit Protection – Mouser Finland

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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 #

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

DC103G9G
Littelfuse
1: 0,791 €
127In Stock
2 000Expected 27/10/2026

Mfr. Part No.
DC103G9G

Mouser Part No
803-DC103G9G

Littelfuse

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

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Datasheet

127In Stock

2 000Expected 27/10/2026

0,791 €

0,746 €

0,619 €

0,582 €

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NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR

DC103J2K
Littelfuse
1: 0,765 €
400In Stock

Mfr. Part No.
DC103J2K

Mouser Part No
803-DC103J2K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR

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Datasheet

400In Stock

0,765 €

0,723 €

0,658 €

0,624 €

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Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR

DC303J2K
Littelfuse
1: 0,757 €
218In Stock

Mfr. Part No.
DC303J2K

Mouser Part No
803-DC303J2K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR

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Datasheet

218In Stock

0,757 €

0,709 €

0,664 €

0,633 €

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Mult.: 1

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

LC103J2G
Littelfuse
1: 1,27 €
45In Stock
250Expected 10/08/2026

Mfr. Part No.
LC103J2G

Mouser Part No
803-LC103J2G

Littelfuse

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

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Datasheet

45In Stock

250Expected 10/08/2026

1,27 €

1,21 €

1,14 €

1,08 €

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Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 2% DO-35

USUG1000-103G
Littelfuse
1: 0,989 €
65In Stock

Mfr. Part No.
USUG1000-103G

Mouser Part No
803-USUG1000-103G

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 2% DO-35

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Datasheet

65In Stock

0,989 €

0,946 €

0,886 €

0,842 €

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Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 100 O HM 10% EPOXY BEAD

KC101B2K
Littelfuse
1: 1,77 €
310In Stock

Mfr. Part No.
KC101B2K

Mouser Part No
576-KC101B2K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 100 O HM 10% EPOXY BEAD

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Datasheet

310In Stock

1,77 €

1,69 €

1,59 €

1,51 €

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Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 10K O HM 10% EPOXY BEAD

KC103J2K
Littelfuse
1: 1,77 €
516In Stock

Mfr. Part No.
KC103J2K

Mouser Part No
576-KC103J2K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 10K O HM 10% EPOXY BEAD

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Datasheet

516In Stock

1,77 €

1,69 €

1,59 €

1,51 €

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Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 20K OHM 10% EPOXY BEAD

KC203J2K
Littelfuse
1: 1,77 €
188In Stock

Mfr. Part No.
KC203J2K

Mouser Part No
576-KC203J2K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 20K OHM 10% EPOXY BEAD

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Datasheet

188In Stock

1,77 €

1,69 €

1,59 €

1,51 €

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Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 2.252M OHM EPOXY BEAD

KC222J2K
Littelfuse
1: 1,77 €
157In Stock

Mfr. Part No.
KC222J2K

Mouser Part No
576-KC222J2K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 2.252M OHM EPOXY BEAD

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Datasheet

157In Stock

1,77 €

1,69 €

1,59 €

1,51 €

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 125A 250VAC 250VDC FF L25S POWR-SPEED

L25S125.V
Littelfuse
1: 86,33 €
4In Stock

Mfr. Part No.
L25S125.V

Mouser Part No
576-L25S125.V

Littelfuse

Industrial & Electrical Fuses 125A 250VAC 250VDC FF L25S POWR-SPEED

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Datasheet

4In Stock

86,33 €

71,60 €

66,03 €

54,63 €

50,29 €

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 40A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS040.T
Littelfuse
1: 51,77 €
3In Stock

Mfr. Part No.
L50QS040.T

Mouser Part No
576-L50QS040.T

Littelfuse

Industrial & Electrical Fuses 40A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

3In Stock

51,77 €

46,64 €

43,03 €

33,66 €

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 70A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS070.T
Littelfuse
1: 60,68 €
11In Stock

Mfr. Part No.
L50QS070.T

Mouser Part No
576-L50QS070.T

Littelfuse

Industrial & Electrical Fuses 70A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

11In Stock

60,68 €

51,81 €

49,54 €

38,42 €

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Mult.: 1

Industrial & Electrical Fuses 225A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS225.V
Littelfuse
1: 126,59 €
3In Stock

Mfr. Part No.
L50QS225.V

Mouser Part No
576-L50QS225.V

Littelfuse

Industrial & Electrical Fuses 225A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

3In Stock

126,59 €

114,53 €

105,62 €

83,15 €

78,30 €

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 35A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS035.V
Littelfuse
1: 89,25 €
8In Stock

Mfr. Part No.
L70QS035.V

Mouser Part No
576-L70QS035.V

Littelfuse

Industrial & Electrical Fuses 35A 700VAC 700VDC FF L70QS POWR-SPEED

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Datasheet

8In Stock

89,25 €

74,03 €

68,28 €

56,48 €

52,00 €

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 400A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS400.X
Littelfuse
1: 220,52 €
4In Stock

Mfr. Part No.
L70QS400.X

Mouser Part No
576-L70QS400.X

Littelfuse

Industrial & Electrical Fuses 400A 700VAC 700VDC FF L70QS POWR-SPEED

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Datasheet

4In Stock

220,52 €

178,41 €

168,04 €

139,20 €

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 500A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS500.X
Littelfuse
1: 366,77 €
4In Stock

Mfr. Part No.
L70QS500.X

Mouser Part No
576-L70QS500.X

Littelfuse

Industrial & Electrical Fuses 500A 700VAC 700VDC FF L70QS POWR-SPEED

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Datasheet

4In Stock

366,77 €

300,74 €

279,13 €

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 750V FAST BLOW 225A

L75QS225.X
Littelfuse
1: 216,03 €
3In Stock

Mfr. Part No.
L75QS225.X

Mouser Part No
576-L75QS225.X

Littelfuse

Industrial & Electrical Fuses 750V FAST BLOW 225A

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Datasheet

3In Stock

216,03 €

196,19 €

183,74 €

151,76 €

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 600A

L75QS600.X
Littelfuse
1: 385,88 €
2In Stock

Mfr. Part No.
L75QS600.X

Mouser Part No
576-L75QS600.X

Littelfuse

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 600A

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Datasheet

2In Stock

385,88 €

308,16 €

291,08 €

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Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR, US SE

SC503J4J
Littelfuse
1: 1,68 €
106In Stock

Mfr. Part No.
SC503J4J

Mouser Part No
576-SC503J4J

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR, US SE

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Datasheet

106In Stock

1,68 €

1,60 €

1,51 €

1,44 €

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Mult.: 1

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

DC103J2F
Littelfuse
1: 1,20 €
529In Stock

Mfr. Part No.
DC103J2F

Mouser Part No
803-DC103J2F

Littelfuse

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

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Datasheet

529In Stock

1,20 €

1,15 €

1,08 €

1,03 €

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 30A 150VAC 150VDC FF L15S POWR-SPEED

L15S030.T
Littelfuse
1: 21,36 €
10In Stock

Mfr. Part No.
L15S030.T

Mouser Part No
576-L15S030.T

Littelfuse

Industrial & Electrical Fuses 30A 150VAC 150VDC FF L15S POWR-SPEED

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Datasheet

10In Stock

21,36 €

20,15 €

18,83 €

15,65 €

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 350A 150VAC 100VDC FF L15S POWR-SPEED

L15S350.T
Littelfuse
1: 62,43 €
4In Stock

Mfr. Part No.
L15S350.T

Mouser Part No
576-L15S350.T

Littelfuse

Industrial & Electrical Fuses 350A 150VAC 100VDC FF L15S POWR-SPEED

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Datasheet

4In Stock

62,43 €

56,14 €

51,78 €

41,54 €

39,33 €

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 500A 150VAC 100VDC FF L15S POWR-SPEED

L15S500.V
Littelfuse
1: 137,72 €
1In Stock

Mfr. Part No.
L15S500.V

Mouser Part No
576-L15S500.V

Littelfuse

Industrial & Electrical Fuses 500A 150VAC 100VDC FF L15S POWR-SPEED

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Datasheet

1In Stock

137,72 €

112,67 €

102,47 €

87,05 €

80,12 €

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 20A 500VAC 450VDC FF L50S POWR-SPEED

L50S020.T
Littelfuse
1: 37,97 €
1In Stock

Mfr. Part No.
L50S020.T

Mouser Part No
576-L50S020.T

Littelfuse

Industrial & Electrical Fuses 20A 500VAC 450VDC FF L50S POWR-SPEED

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Datasheet

1In Stock

37,97 €

29,96 €

27,30 €

24,06 €

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 30A 500VAC 450VDC FF L50S POWR-SPEED

L50S030.T
Littelfuse
1: 37,97 €
1In Stock

Mfr. Part No.
L50S030.T

Mouser Part No
576-L50S030.T

Littelfuse

Industrial & Electrical Fuses 30A 500VAC 450VDC FF L50S POWR-SPEED

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Datasheet

1In Stock

37,97 €

31,50 €

27,31 €

24,06 €

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Min.: 1
Mult.: 1

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