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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (IDR) Filter the results in the table by unit price based on your quantity.	Qty.
Current Sense Resistors - SMD 2512 3mohm 1% Shunt Resistor PSR100KTQFL3L00 ROHM Semiconductor 1: Rp44.213,86 19.898On Order	Mfr. Part No. PSR100KTQFL3L00 Mouser Part No 755-PSR100KTQFL3L00	ROHM Semiconductor	Current Sense Resistors - SMD 2512 3mohm 1% Shunt Resistor Learn More about ROHM Semiconductor rohm current sensing resistors	Datasheet	19.898On Order	Cut Tape Rp44.213,86 Rp26.968,62 Rp24.583,64 Rp19.630,22 Reel Rp12.383,55 View Rp16.639,82 Rp14.988,68 Rp13.869,58 Rp12.291,82 MouseReel Available	Min.: 1 Mult.: 1 : 5.000
Current Sense Resistors - SMD 3921 0.003ohm 1% Shunt Res AEC-Q200 PSR400ITQFL3L00 ROHM Semiconductor 1: Rp52.286,10 12.000Expected 17/12/2026	Mfr. Part No. PSR400ITQFL3L00 Mouser Part No 755-PSR400ITQFL3L00	ROHM Semiconductor	Current Sense Resistors - SMD 3921 0.003ohm 1% Shunt Res AEC-Q200 Learn More about ROHM Semiconductor rohm current sensing resistors	Datasheet	12.000Expected 17/12/2026	Cut Tape Rp52.286,10 Rp33.756,64 Rp27.152,08 Rp24.216,72 Reel Rp15.832,60 View Rp21.281,36 Rp19.630,22 Rp16.804,94 Rp15.337,26 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
Current Sense Resistors - SMD Passive Components, Resistors, 15x7.75 (5931) size, 15W, 0.1m Ohm, High Power Type Metal Plate Shunt Resistor (AEC-Q200 Qualified) PSR500HTQFB0L10 ROHM Semiconductor 1: Rp51.001,88 1.941On Order	Mfr. Part No. PSR500HTQFB0L10 Mouser Part No 755-PSR500HTQFB0L10	ROHM Semiconductor	Current Sense Resistors - SMD Passive Components, Resistors, 15x7.75 (5931) size, 15W, 0.1m Ohm, High Power Type Metal Plate Shunt Resistor (AEC-Q200 Qualified) Learn More about ROHM Semiconductor rohm current sensing resistor	Datasheet	1.941On Order	Cut Tape Rp51.001,88 Rp35.407,78 Rp24.950,56 Rp23.666,34 Reel Rp20.180,60 View Rp22.198,66 Rp21.464,82 Rp20.180,60 Rp19.446,76 MouseReel Available	Min.: 1 Mult.: 1 : 2.000
Current Sense Resistors - SMD 5931 0.0002ohm 1% Shunt Res AEC-Q200 PSR500HTQFC0L20 ROHM Semiconductor 1: Rp54.671,08 4.000Expected 29/12/2026	Mfr. Part No. PSR500HTQFC0L20 Mouser Part No 755-PSR500HTQFC0L20	ROHM Semiconductor	Current Sense Resistors - SMD 5931 0.0002ohm 1% Shunt Res AEC-Q200 Learn More about ROHM Semiconductor rohm current sensing resistors	Datasheet	4.000Expected 29/12/2026	Cut Tape Rp54.671,08 Rp36.692,00 Rp28.619,76 Rp26.051,32 Reel Rp18.529,46 View Rp23.115,96 Rp21.464,82 Rp18.529,46 Rp18.346,00 MouseReel Available	Min.: 1 Mult.: 1 : 2.000
NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% DO-35 103E1G1F Littelfuse 1: Rp22.382,12 490Expected 14/12/2026	Mfr. Part No. 103E1G1F Mouser Part No 803-103E1G1F	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% DO-35 Learn More about Littelfuse do 35 standard	Datasheet	490Expected 14/12/2026	Rp22.382,12 Rp21.281,36 Rp19.997,14 Rp19.079,84 View Rp16.217,86 Rp14.988,68 Rp14.346,57 Rp13.759,50	Min.: 1 Mult.: 1
PTC (Positive Temperature Coefficient) Thermistors 1.6K OHM 5% DO-35 162PS1J Littelfuse 1: Rp110.076,00 191Expected 09/11/2026	Mfr. Part No. 162PS1J Mouser Part No 803-162PS1J	Littelfuse	PTC (Positive Temperature Coefficient) Thermistors 1.6K OHM 5% DO-35 Learn More about Littelfuse do 35 standard	Datasheet	191Expected 09/11/2026	Rp110.076,00 Rp94.481,90 Rp82.557,00 Rp73.384,00 View Rp69.714,80 Rp67.880,20 Rp62.009,48 Rp57.606,44 Rp56.138,76	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENS DC103G9G Littelfuse 1: Rp14.126,42 2.127Expected 16/11/2026	Mfr. Part No. DC103G9G Mouser Part No 803-DC103G9G	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENS Learn More about Littelfuse renewable energy	Datasheet	2.127Expected 16/11/2026	Rp14.126,42 Rp13.300,85 Rp12.438,59 Rp11.869,86 View Rp11.319,48 Rp10.163,68 Rp9.705,03 Rp9.026,23	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 200A 250VAC 250VDC FF L25S POWR-SPEED L25S200.V Littelfuse 1: Rp1.844.690,30 1On Order	Mfr. Part No. L25S200.V Mouser Part No 576-L25S200.V	Littelfuse	Industrial & Electrical Fuses 200A 250VAC 250VDC FF L25S POWR-SPEED Learn More about Littelfuse fast acting high speed fuses	Datasheet	1On Order	Rp1.844.690,30 Rp1.196.526,12	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 800A 250VAC 200VDC FF L25S POWR-SPEED L25S800.V Littelfuse 1: Rp3.299.895,02 1Expected 16/03/2027	Mfr. Part No. L25S800.V Mouser Part No 576-L25S800.V	Littelfuse	Industrial & Electrical Fuses 800A 250VAC 200VDC FF L25S POWR-SPEED Learn More about Littelfuse fast acting high speed fuses	Datasheet	1Expected 16/03/2027	Rp3.299.895,02 Rp2.735.572,06 Rp2.522.208,08 Rp2.085.206,36	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 40A 500VAC 500VDC FF L50QS POWR-SPEED L50QS040.T Littelfuse 1: Rp1.157.632,60 33Expected 21/12/2026	Mfr. Part No. L50QS040.T Mouser Part No 576-L50QS040.T	Littelfuse	Industrial & Electrical Fuses 40A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	33Expected 21/12/2026	Rp1.157.632,60 Rp995.087,04 Rp918.033,84 Rp714.760,16 View Rp672.380,90 Rp644.128,06	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 40A 700VAC 700VDC FF L70QS POWR-SPEED L70QS040.V Littelfuse 1: Rp1.913.671,26 9Expected 21/12/2026	Mfr. Part No. L70QS040.V Mouser Part No 576-L70QS040.V	Littelfuse	Industrial & Electrical Fuses 40A 700VAC 700VDC FF L70QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	9Expected 21/12/2026	Rp1.913.671,26 Rp1.586.929,00 Rp1.463.643,88 Rp1.210.652,54 Rp1.118.372,16	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR, US SE SC503J4J Littelfuse 1: Rp35.774,70 106Expected 03/03/2027	Mfr. Part No. SC503J4J Mouser Part No 576-SC503J4J	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR, US SE Learn More about Littelfuse renewable energy	Datasheet	106Expected 03/03/2027	Rp35.774,70 Rp34.123,56 Rp32.105,50 Rp30.637,82 View Rp30.454,36 Rp27.885,92 Rp26.785,16 Rp25.867,86 Rp24.033,26	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR P/ SC104J4J Littelfuse 1: Rp37.792,76 94Expected 23/02/2027	Mfr. Part No. SC104J4J Mouser Part No 803-SC104J4J	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR P/ Learn More about Littelfuse renewable energy	Datasheet	94Expected 23/02/2027	Rp37.792,76 Rp36.141,62 Rp33.940,10 Rp32.472,42 View Rp30.821,28 Rp29.720,52 Rp26.968,62 Rp26.051,32 Rp24.583,64	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 350A 150VAC 100VDC FF L15S POWR-SPEED L15S350.T Littelfuse 1: Rp1.450.067,84 7Expected 22/12/2026	Mfr. Part No. L15S350.T Mouser Part No 576-L15S350.T	Littelfuse	Industrial & Electrical Fuses 350A 150VAC 100VDC FF L15S POWR-SPEED Learn More about Littelfuse fast acting high speed fuses	Datasheet	7Expected 22/12/2026	Rp1.450.067,84 Rp1.202.580,30 Rp1.109.382,62 Rp918.033,84 View Rp845.383,68 Rp766.128,96	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 100A 500VAC 450VDC FF L50S POWR-SPEED L50S100.T Littelfuse 1: Rp1.382.554,56 19Expected 04/01/2027	Mfr. Part No. L50S100.T Mouser Part No 576-L50S100.T	Littelfuse	Industrial & Electrical Fuses 100A 500VAC 450VDC FF L50S POWR-SPEED Learn More about Littelfuse fast acting high speed fuses	Datasheet	19Expected 04/01/2027	Rp1.382.554,56 Rp1.146.625,00 Rp1.057.646,90 Rp875.287,66 View Rp806.123,24 Rp730.537,72	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 300A 500VAC 450VDC FF L50S POWR-SPEED L50S300.V Littelfuse 1: Rp2.388.282,28 2Expected 14/12/2026	Mfr. Part No. L50S300.V Mouser Part No 576-L50S300.V	Littelfuse	Industrial & Electrical Fuses 300A 500VAC 450VDC FF L50S POWR-SPEED Learn More about Littelfuse fast acting high speed fuses	Datasheet	2Expected 14/12/2026	Rp2.388.282,28 Rp2.312.329,84 Rp1.864.137,06	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 50A 700VAC 650VDC FF L70S POWR-SPEED L70S050.T Littelfuse 1: Rp1.810.750,20 1Expected 05/11/2026	Mfr. Part No. L70S050.T Mouser Part No 576-L70S050.T	Littelfuse	Industrial & Electrical Fuses 50A 700VAC 650VDC FF L70S POWR-SPEED Learn More about Littelfuse fast acting high speed fuses	Datasheet	1Expected 05/11/2026	Rp1.810.750,20 Rp1.423.466,14 Rp1.321.462,38 Rp1.146.258,08 Rp1.055.445,38	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 50A 500VAC 450VDC FF L50S POWR-SPEED L50S050.T Littelfuse 1: Rp1.249.362,60 4Stock Available	Mfr. Part No. L50S050.T Mouser Part No 576-L50S050.T	Littelfuse	Industrial & Electrical Fuses 50A 500VAC 450VDC FF L50S POWR-SPEED Learn More about Littelfuse fast acting high speed fuses	Datasheet	4Stock Available More Info Available	Rp1.249.362,60 Rp1.022.789,50 Rp896.752,48 Rp797.684,08 View Rp763.010,14 Rp714.026,32	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 80A 250VAC 250VDC FF L25S POWR-SPEED L25S080.V Littelfuse 1: Rp1.712.232,18 1Stock Available	Mfr. Part No. L25S080.V Mouser Part No 576-L25S080.V	Littelfuse	Industrial & Electrical Fuses 80A 250VAC 250VDC FF L25S POWR-SPEED Learn More about Littelfuse fast acting high speed fuses	Datasheet	1Stock Available More Info Available	Rp1.712.232,18 Rp1.470.798,82 Rp1.196.526,12 Rp1.163.319,86 View Quote	Min.: 1 Mult.: 1
Industrial Surge Protectors MULTI POLE 240V 20kA 3+0 Configuration SPD2-300-3P0-R Littelfuse Restricted Availability End of Life	Mfr. Part No. SPD2-300-3P0-R Mouser Part No 576-SPD2-300-3P0-R End of Life	Littelfuse	Industrial Surge Protectors MULTI POLE 240V 20kA 3+0 Configuration Learn More about Littelfuse pluggable surge protection devices Mouser does not presently sell this product in your region.	Datasheet	More Info Available		Restricted Availability
Industrial & Electrical Fuses 225A 500VAC 500VDC FF L50QS POWR-SPEED L50QS225.V Littelfuse 1: Rp2.590.638,66 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. L50QS225.V Mouser Part No 576-L50QS225.V	Littelfuse	Industrial & Electrical Fuses 225A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	Non-Stocked Lead-Time 15 Weeks	Rp2.590.638,66 Rp2.291.048,48 Rp2.138.960,14 Rp1.814.786,32 Rp1.670.403,30	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 800A 700VAC 650VDC FF L70S POWR-SPEED L70S800.X Littelfuse 1: Rp8.495.482,22 Non-Stocked Lead-Time 11 Weeks	Mfr. Part No. L70S800.X Mouser Part No 576-L70S800.X	Littelfuse	Industrial & Electrical Fuses 800A 700VAC 650VDC FF L70S POWR-SPEED Learn More about Littelfuse fast acting high speed fuses	Datasheet	Non-Stocked Lead-Time 11 Weeks	Rp8.495.482,22 Rp7.791.913,12 Rp7.770.081,38 Quote Quote	Min.: 1 Mult.: 1
Safety Relays Profibus CIO Module for use w/ 777-P2 AF0500-00-CC Littelfuse 1: Rp80.746.983,64 Non-Stocked Lead-Time 7 Weeks	Mfr. Part No. AF0500-00-CC Mouser Part No 576-AF0500-00-CC	Littelfuse	Safety Relays Profibus CIO Module for use w/ 777-P2 Learn More about Littelfuse renewable energy	Datasheet	Non-Stocked Lead-Time 7 Weeks	Rp80.746.983,64	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors SENSOR DC302J2K Littelfuse 1: Rp16.327,94 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. DC302J2K Mouser Part No 576-DC302J2K	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors SENSOR Learn More about Littelfuse renewable energy	Datasheet	Non-Stocked Lead-Time 12 Weeks	Rp16.327,94 Rp15.428,99 Rp14.456,65 Rp13.796,19 View Rp13.190,77 Rp11.943,25 Rp11.484,60 Rp10.567,30	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SEN DC502J2K Littelfuse 1: Rp16.327,94 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. DC502J2K Mouser Part No 576-DC502J2K	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SEN Learn More about Littelfuse renewable energy	Datasheet	Non-Stocked Lead-Time 12 Weeks	Rp16.327,94 Rp15.428,99 Rp14.456,65 Rp13.796,19 View Rp13.190,77 Rp11.943,25 Rp11.484,60 Rp10.567,30	Min.: 1 Mult.: 1

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