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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 100K 0.5 DEG C DO-35

104JL1A
Littelfuse
1: Rp26.602
1.414In Stock

Mfr. Part No.
104JL1A

Mouser Part No
803-104JL1A

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors 100K 0.5 DEG C DO-35

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Datasheet

1.414In Stock

Rp26.602

Rp25.868

Rp25.501

Rp23.116

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Min.: 1
Mult.: 1

PTC (Positive Temperature Coefficient) Thermistors 2K OHM 5% DO-35

202PS1J
Littelfuse
1: Rp79.071
22In Stock
250Expected 18/02/2026

Mfr. Part No.
202PS1J

Mouser Part No
803-202PS1J

Littelfuse

PTC (Positive Temperature Coefficient) Thermistors 2K OHM 5% DO-35

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Datasheet

22In Stock

250Expected 18/02/2026

Rp79.071

Rp70.999

Rp67.880

Rp64.028

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Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 20K OHM .5% DEG C DO-35

203JL1A
Littelfuse
1: Rp26.051
476In Stock

Mfr. Part No.
203JL1A

Mouser Part No
803-203JL1A

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors 20K OHM .5% DEG C DO-35

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Datasheet

476In Stock

Rp26.051

Rp24.767

Rp23.116

Rp21.832

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Min.: 1
Mult.: 1

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

501FH1K
Littelfuse
1: Rp11.375
281In Stock

Mfr. Part No.
501FH1K

Mouser Part No
803-501FH1K

Littelfuse

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

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Datasheet

281In Stock

Rp11.375

Rp10.677

Rp9.980

Rp9.393

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Min.: 1
Mult.: 1

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

AC103J2F
Littelfuse
1: Rp18.896
6In Stock

Mfr. Part No.
AC103J2F

Mouser Part No
803-AC103J2F

Littelfuse

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

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Datasheet

6In Stock

Rp18.896

Rp15.429

Rp14.365

Rp13.943

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Min.: 1
Mult.: 1

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

DC103G9G
Littelfuse
1: Rp13.576
1.377In Stock

Mfr. Part No.
DC103G9G

Mouser Part No
803-DC103G9G

Littelfuse

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

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Datasheet

1.377In Stock

Rp13.576

Rp12.787

Rp11.962

Rp11.411

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Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR

DC103J2K
Littelfuse
1: Rp15.044
450In Stock

Mfr. Part No.
DC103J2K

Mouser Part No
803-DC103J2K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR

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Datasheet

450In Stock

Rp15.044

Rp13.888

Rp13.007

Rp12.475

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Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR

DC303J2K
Littelfuse
1: Rp15.411
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

Rp15.411

Rp14.603

Rp13.686

Rp13.007

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Min.: 1
Mult.: 1

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

LC103J2G
Littelfuse
1: Rp26.051
214In Stock

Mfr. Part No.
LC103J2G

Mouser Part No
803-LC103J2G

Littelfuse

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

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Datasheet

214In Stock

Rp26.051

Rp24.767

Rp23.299

Rp22.382

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Min.: 1
Mult.: 1

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

USUG1000-103G
Littelfuse
1: Rp20.364
957In 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

957In Stock

Rp20.364

Rp19.263

Rp18.071

Rp17.264

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Min.: 1
Mult.: 1

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

KC101B2K
Littelfuse
1: Rp36.325
322In 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

322In Stock

Rp36.325

Rp34.674

Rp32.656

Rp31.188

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Min.: 1
Mult.: 1

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

KC203J2K
Littelfuse
1: Rp33.390
213In 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

213In Stock

Rp33.390

Rp31.739

Rp29.721

Rp28.069

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Min.: 1
Mult.: 1

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

KC222J2K
Littelfuse
1: Rp36.325
162In 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

162In Stock

Rp36.325

Rp34.674

Rp32.289

Rp30.454

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Min.: 1
Mult.: 1

Specialty Fuses 60A 250VAC 250VDC FF L25S POWR-SPEED

L25S060.T
Littelfuse
1: Rp1.386.407
1In Stock
45On Order

Mfr. Part No.
L25S060.T

Mouser Part No
576-L25S060.T

Littelfuse

Specialty Fuses 60A 250VAC 250VDC FF L25S POWR-SPEED

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Datasheet

1In Stock

45On Order

Rp1.386.407

Rp1.150.111

Rp1.060.766

Rp877.673

Rp808.325

Min.: 1
Mult.: 1

Specialty Fuses 125A 250VAC 250VDC FF L25S POWR-SPEED

L25S125.V
Littelfuse
1: Rp1.677.742
4In Stock

Mfr. Part No.
L25S125.V

Mouser Part No
576-L25S125.V

Littelfuse

Specialty Fuses 125A 250VAC 250VDC FF L25S POWR-SPEED

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Datasheet

4In Stock

Rp1.677.742

Rp1.391.544

Rp1.246.427

Rp1.061.683

Rp977.658

Min.: 1
Mult.: 1

Specialty Fuses 40A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS040.T
Littelfuse
1: Rp1.001.508
7In Stock

Mfr. Part No.
L50QS040.T

Mouser Part No
576-L50QS040.T

Littelfuse

Specialty Fuses 40A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

7In Stock

Rp1.001.508

Rp830.890

Rp780.806

Rp678.802

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Min.: 1
Mult.: 1

Specialty Fuses 70A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS070.T
Littelfuse
1: Rp1.179.281
17In Stock

Mfr. Part No.
L50QS070.T

Mouser Part No
576-L50QS070.T

Littelfuse

Specialty Fuses 70A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

17In Stock

Rp1.179.281

Rp978.392

Rp902.256

Rp746.866

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Min.: 1
Mult.: 1

Specialty Fuses 275A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS275.V
Littelfuse
1: Rp2.413.049
4In Stock

Mfr. Part No.
L50QS275.V

Mouser Part No
576-L50QS275.V

Littelfuse

Specialty Fuses 275A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

4In Stock

Rp2.413.049

Rp1.974.580

Rp1.843.406

Rp1.653.525

Rp1.521.984

Min.: 1
Mult.: 1

Specialty Fuses 700A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS700.X
Littelfuse
1: Rp5.985.566
1In Stock

Mfr. Part No.
L50QS700.X

Mouser Part No
576-L50QS700.X

Littelfuse

Specialty Fuses 700A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

1In Stock

Rp5.985.566

Rp5.138.898

Rp4.736.387

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Min.: 1
Mult.: 1

Specialty Fuses 40A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS040.V
Littelfuse
1: Rp1.769.839
3In Stock

Mfr. Part No.
L70QS040.V

Mouser Part No
576-L70QS040.V

Littelfuse

Specialty Fuses 40A 700VAC 700VDC FF L70QS POWR-SPEED

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Datasheet

3In Stock

Rp1.769.839

Rp1.358.338

Rp1.228.632

Rp1.097.641

Rp1.010.681

Min.: 1
Mult.: 1

Specialty Fuses 400A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS400.X
Littelfuse
1: Rp4.285.809
4In Stock

Mfr. Part No.
L70QS400.X

Mouser Part No
576-L70QS400.X

Littelfuse

Specialty Fuses 400A 700VAC 700VDC FF L70QS POWR-SPEED

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Datasheet

4In Stock

Rp4.285.809

Rp3.382.819

Rp3.178.628

Rp2.705.668

Min.: 1
Mult.: 1

Specialty Fuses 450A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS450.X
Littelfuse
1: Rp7.273.088
5In Stock

Mfr. Part No.
L70QS450.X

Mouser Part No
576-L70QS450.X

Littelfuse

Specialty Fuses 450A 700VAC 700VDC FF L70QS POWR-SPEED

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Datasheet

5In Stock

Rp7.273.088

Rp5.745.600

Rp5.319.790

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Min.: 1
Mult.: 1

Specialty Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 600A

L75QS600.X
Littelfuse
1: Rp7.289.049
2In Stock

Mfr. Part No.
L75QS600.X

Mouser Part No
576-L75QS600.X

Littelfuse

Specialty Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 600A

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Datasheet

2In Stock

Rp7.289.049

Rp6.153.615

Rp5.725.970

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Min.: 1
Mult.: 1

Specialty Fuses 80A 1000V SIZE 70 Flush End Mtrc Thred

PSR070FL0080Z
Littelfuse
1: Rp6.146.827
1In Stock

Mfr. Part No.
PSR070FL0080Z

Mouser Part No
576-PSR070FL0080Z

Littelfuse

Specialty Fuses 80A 1000V SIZE 70 Flush End Mtrc Thred

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Datasheet

1In Stock

Rp6.146.827

Rp4.770.327

Rp4.694.374

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Min.: 1
Mult.: 1

Specialty Fuses 200A 1000V SIZE 70 Flush End Mtrc Thred

PSR070FL0200Z
Littelfuse
1: Rp6.629.877
1In Stock

Mfr. Part No.
PSR070FL0200Z

Mouser Part No
576-PSR070FL0200Z

Littelfuse

Specialty Fuses 200A 1000V SIZE 70 Flush End Mtrc Thred

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Datasheet

1In Stock

Rp6.629.877

Rp6.291.394

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Min.: 1
Mult.: 1

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