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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 NTC THERMISTOR 10K O HM 10% GLASS BEAD

GS103J1K
Littelfuse
1: Rp29.354
728In Stock

Mfr. Part No.
GS103J1K

Mouser Part No
576-GS103J1K

Littelfuse

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

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Datasheet

728In Stock

Rp29.354

Rp27.886

Rp24.400

Rp23.850

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Min.: 1
Mult.: 1

PTC (Positive Temperature Coefficient) Thermistors 1.6K OHM 5% DO-35

162PS1J
Littelfuse
1: Rp110.076
223In Stock

Mfr. Part No.
162PS1J

Mouser Part No
803-162PS1J

Littelfuse

PTC (Positive Temperature Coefficient) Thermistors 1.6K OHM 5% DO-35

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Datasheet

223In Stock

Rp110.076

Rp94.482

Rp82.557

Rp73.384

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Min.: 1
Mult.: 1

Board Mount Temperature Sensors RTD, U.S. SENSOR P/N

PPG102A5
Littelfuse
1: Rp1.348.798
9In Stock

Mfr. Part No.
PPG102A5

Mouser Part No
803-PPG102A5

Littelfuse

Board Mount Temperature Sensors RTD, U.S. SENSOR P/N

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Datasheet

9In Stock

Rp1.348.798

Rp1.138.002

Rp922.620

Min.: 1
Mult.: 1

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

GS201B1K
Littelfuse
1: Rp34.124
17In Stock
500Expected 13/04/2026

Mfr. Part No.
GS201B1K

Mouser Part No
576-GS201B1K

Littelfuse

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

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Datasheet

17In Stock

500Expected 13/04/2026

Rp34.124

Rp28.620

Rp22.566

Rp22.199

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Min.: 1
Mult.: 1

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

GT103E1K
Littelfuse
1: Rp32.656
108In Stock

Mfr. Part No.
GT103E1K

Mouser Part No
576-GT103E1K

Littelfuse

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

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Datasheet

108In Stock

Rp32.656

Rp31.188

Rp27.519

Rp26.969

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Min.: 1
Mult.: 1

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

102FH1K
Littelfuse
1: Rp25.317
269In Stock

Mfr. Part No.
102FH1K

Mouser Part No
803-102FH1K

Littelfuse

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

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Datasheet

269In Stock

Rp25.317

Rp19.080

Rp15.172

Rp14.255

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Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR

LC302J2J
Littelfuse
1: Rp39.994
958In Stock

Mfr. Part No.
LC302J2J

Mouser Part No
803-LC302J2J

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR

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Datasheet

958In Stock

Rp39.994

Rp30.087

Rp24.033

Rp22.566

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Min.: 1
Mult.: 1

Specialty Fuses 450A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS450.X
Littelfuse
1: Rp3.220.273
5In Stock

Mfr. Part No.
L50QS450.X

Mouser Part No
576-L50QS450.X

Littelfuse

Specialty Fuses 450A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

5In Stock

Rp3.220.273

Rp2.918.849

Rp2.846.565

Rp2.508.632

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Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% DO-35

103JM1A
Littelfuse
1: Rp15.227
1.470In Stock

Mfr. Part No.
103JM1A

Mouser Part No
803-103JM1A

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% DO-35

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Datasheet

1.470In Stock

Rp15.227

Rp14.438

Rp13.503

Rp12.879

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Min.: 1
Mult.: 1

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

GT103J1K
Littelfuse
1: Rp43.480
611In Stock

Mfr. Part No.
GT103J1K

Mouser Part No
576-GT103J1K

Littelfuse

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

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Datasheet

611In Stock

Rp43.480

Rp41.462

Rp38.527

Rp36.509

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Min.: 1
Mult.: 1

Specialty Fuses 200A 700VAC 650VDC FF L70S POWR-SPEED

L70S200.V
Littelfuse
1: Rp2.283.894
12In Stock

Mfr. Part No.
L70S200.V

Mouser Part No
576-L70S200.V

Littelfuse

Specialty Fuses 200A 700VAC 650VDC FF L70S POWR-SPEED

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Datasheet

12In Stock

Rp2.283.894

Rp2.064.292

Rp1.963.939

Rp1.785.433

Rp1.643.435

Min.: 1
Mult.: 1

Specialty Fuses 300A 250VAC 200VDC FF L25S POWR-SPEED

L25S300.V
Littelfuse
1: Rp2.250.871
2In Stock

Mfr. Part No.
L25S300.V

Mouser Part No
576-L25S300.V

Littelfuse

Specialty Fuses 300A 250VAC 200VDC FF L25S POWR-SPEED

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Datasheet

2In Stock

Rp2.250.871

Rp1.857.533

Rp1.753.511

Rp1.713.700

Rp1.696.455

Min.: 1
Mult.: 1

Specialty Fuses 700A 700V SIZE 31 Flush End Mtrc Thred

PSR031FL0700Z
Littelfuse
1: Rp6.365.512
1In Stock

Mfr. Part No.
PSR031FL0700Z

Mouser Part No
576-PSR031FL0700Z

Littelfuse

Specialty Fuses 700A 700V SIZE 31 Flush End Mtrc Thred

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Datasheet

1In Stock

Rp6.365.512

Rp4.764.273

Rp4.594.389

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Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR

DC102F2K
Littelfuse
1: Rp17.062
532In Stock

Mfr. Part No.
DC102F2K

Mouser Part No
803-DC102F2K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR

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Datasheet

532In Stock

Rp17.062

Rp16.034

Rp15.025

Rp14.328

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Min.: 1
Mult.: 1

Specialty Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 90A

L75QS090.V
Littelfuse
1: Rp2.303.157
7In Stock

Mfr. Part No.
L75QS090.V

Mouser Part No
576-L75QS090.V

Littelfuse

Specialty Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 90A

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Datasheet

7In Stock

Rp2.303.157

Rp1.909.452

Rp1.760.849

Rp1.604.358

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Min.: 1
Mult.: 1

Specialty Fuses SQB SIZE 1XL FLUSH 550A

PSX1XLFL0550X
Littelfuse
1: Rp11.337.828
1In Stock

Mfr. Part No.
PSX1XLFL0550X

Mouser Part No
576-PSX1XLFL0550X

Littelfuse

Specialty Fuses SQB SIZE 1XL FLUSH 550A

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Datasheet

1In Stock

Rp11.337.828

Rp10.417.776

Rp9.931.240

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Min.: 1
Mult.: 1

Specialty Fuses SQB SIZE 1XL BOLTED BL 80A

PSX1XLUB0080X
Littelfuse
1: Rp6.614.283
2In Stock

Mfr. Part No.
PSX1XLUB0080X

Mouser Part No
576-PSX1XLUB0080X

Littelfuse

Specialty Fuses SQB SIZE 1XL BOLTED BL 80A

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Datasheet

2In Stock

Rp6.614.283

Rp5.506.919

Rp5.307.865

Min.: 1
Mult.: 1

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

GS501D1K
Littelfuse
1: Rp47.883
101In Stock
500Expected 18/06/2026

Mfr. Part No.
GS501D1K

Mouser Part No
576-GS501D1K

Littelfuse

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

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Datasheet

101In Stock

500Expected 18/06/2026

Rp47.883

Rp45.315

Rp44.030

Rp21.648

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Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR

LC303J2K
Littelfuse
1: Rp31.188
498In Stock

Mfr. Part No.
LC303J2K

Mouser Part No
576-LC303J2K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR

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Datasheet

498In Stock

Rp31.188

Rp23.483

Rp18.713

Rp17.594

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Min.: 1
Mult.: 1

Specialty Fuses 350A 700V SIZE 31 Flush End Mtrc Thred

PSR031FL0350Z
Littelfuse
1: Rp4.656.398
1In Stock

Mfr. Part No.
PSR031FL0350Z

Mouser Part No
576-PSR031FL0350Z

Littelfuse

Specialty Fuses 350A 700V SIZE 31 Flush End Mtrc Thred

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Datasheet

1In Stock

Rp4.656.398

Rp4.048.228

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Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors UL-RATED NTC THERM 50K OHM 10% DO35

USUG1000-503K
Littelfuse
1: Rp27.519
500In Stock

Mfr. Part No.
USUG1000-503K

Mouser Part No
576-USUG1000-503K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors UL-RATED NTC THERM 50K OHM 10% DO35

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Datasheet

500In Stock

Rp27.519

Rp20.731

Rp16.621

Rp10.439

Min.: 1
Mult.: 1

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

LC103E2K
Littelfuse
1: Rp31.188
397In Stock

Mfr. Part No.
LC103E2K

Mouser Part No
576-LC103E2K

Littelfuse

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

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Datasheet

397In Stock

Rp31.188

Rp23.483

Rp18.713

Rp17.594

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Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 68K OHM 10% DO35

683N1G1K
Littelfuse
1: Rp27.519
30In Stock

Mfr. Part No.
683N1G1K

Mouser Part No
803-683N1G1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 68K OHM 10% DO35

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Datasheet

30In Stock

Rp27.519

Rp20.731

Rp16.621

Rp15.612

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Min.: 1
Mult.: 1

Specialty Fuses 35A 250VAC 250VDC FF L25S POWR-SPEED

L25S035.T
Littelfuse
1: Rp1.414.477
3In Stock

Mfr. Part No.
L25S035.T

Mouser Part No
576-L25S035.T

Littelfuse

Specialty Fuses 35A 250VAC 250VDC FF L25S POWR-SPEED

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Datasheet

3In Stock

Rp1.414.477

Rp1.338.524

Rp1.154.881

Rp1.138.002

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Min.: 1
Mult.: 1

Specialty Fuses 40A 250VAC 250VDC FF L25S POWR-SPEED

L25S040.T
Littelfuse
1: Rp1.414.477
2In Stock

Mfr. Part No.
L25S040.T

Mouser Part No
576-L25S040.T

Littelfuse

Specialty Fuses 40A 250VAC 250VDC FF L25S POWR-SPEED

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Datasheet

2In Stock

Rp1.414.477

Rp1.168.824

Rp1.113.052

Rp1.071.590

Rp1.060.032

Min.: 1
Mult.: 1

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