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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 (EUR) Filter the results in the table by unit price based on your quantity.	Qty.
Industrial & Electrical Fuses 800A 150VAC 100VDC FF L15S POWR-SPEED L15S800.V Littelfuse 1: 141,69 € 4In Stock	Mfr. Part No. L15S800.V Mouser Part No 576-L15S800.V	Littelfuse	Industrial & Electrical Fuses 800A 150VAC 100VDC FF L15S POWR-SPEED Learn More about Littelfuse renewable energy	Datasheet	4In Stock	141,69 € 117,49 € 108,35 € 89,62 € 82,51 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 225A 500VAC 450VDC FF L50S POWR-SPEED L50S225.V Littelfuse 1: 130,63 € 4In Stock	Mfr. Part No. L50S225.V Mouser Part No 576-L50S225.V	Littelfuse	Industrial & Electrical Fuses 225A 500VAC 450VDC FF L50S POWR-SPEED Learn More about Littelfuse fast acting high speed fuses	Datasheet	4In Stock	130,63 € 108,33 € 99,90 € 82,63 € 76,07 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 35A 500VAC 450VDC FF L50S POWR-SPEED L50S035.T Littelfuse 1: 62,20 € 3In Stock	Mfr. Part No. L50S035.T Mouser Part No 576-L50S035.T	Littelfuse	Industrial & Electrical Fuses 35A 500VAC 450VDC FF L50S POWR-SPEED Learn More about Littelfuse fast acting high speed fuses	Datasheet	3In Stock	62,20 € 51,59 € 47,59 € 39,41 € View 36,59 € 34,15 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 15A 700VAC 650VDC FF L70S POWR-SPEED L70S015.T Littelfuse 1: 45,20 € 2In Stock	Mfr. Part No. L70S015.T Mouser Part No 576-L70S015.T	Littelfuse	Industrial & Electrical Fuses 15A 700VAC 650VDC FF L70S POWR-SPEED Learn More about Littelfuse fast acting high speed fuses	Datasheet	2In Stock	45,20 € 37,49 € 34,59 € 28,64 € View 26,59 € 24,81 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 125A 700VAC 650VDC FF L70S POWR-SPEED L70S125.V Littelfuse 1: 150,35 € 9In Stock	Mfr. Part No. L70S125.V Mouser Part No 576-L70S125.V	Littelfuse	Industrial & Electrical Fuses 125A 700VAC 650VDC FF L70S POWR-SPEED Learn More about Littelfuse fast acting high speed fuses	Datasheet	9In Stock	150,35 € 124,68 € 114,97 € 95,11 € 87,55 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 450A 500VAC 450VDC FF L50S POWR-SPEED L50S450.X Littelfuse 1: 215,47 € 1In Stock	Mfr. Part No. L50S450.X Mouser Part No 576-L50S450.X	Littelfuse	Industrial & Electrical Fuses 450A 500VAC 450VDC FF L50S POWR-SPEED Learn More about Littelfuse fast acting high speed fuses	Datasheet	1In Stock	215,47 € 178,62 € 164,68 € 136,08 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 10A 700VAC 650VDC FF L70S POWR-SPEED L70S010.T Littelfuse 1: 45,20 € 1In Stock	Mfr. Part No. L70S010.T Mouser Part No 576-L70S010.T	Littelfuse	Industrial & Electrical Fuses 10A 700VAC 650VDC FF L70S POWR-SPEED Learn More about Littelfuse fast acting high speed fuses	Datasheet	1In Stock	45,20 € 37,49 € 34,59 € 28,64 € View 26,59 € 24,81 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 60A 700VAC 650VDC FF L70S POWR-SPEED L70S060.T Littelfuse 1: 84,92 € 3In Stock	Mfr. Part No. L70S060.T Mouser Part No 576-L70S060.T	Littelfuse	Industrial & Electrical Fuses 60A 700VAC 650VDC FF L70S POWR-SPEED Learn More about Littelfuse fast acting high speed fuses	Datasheet	3In Stock	84,92 € 70,43 € 64,95 € 53,72 € 49,63 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 90A 500VAC 500VDC FF L50QS POWR-SPEED L50QS090.T Littelfuse 1: 62,50 € 44In Stock	Mfr. Part No. L50QS090.T Mouser Part No 576-L50QS090.T	Littelfuse	Industrial & Electrical Fuses 90A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	44In Stock	62,50 € 51,82 € 47,82 € 39,59 € View 36,76 € 34,31 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 150A 500VAC 500VDC FF L50QS POWR-SPEED L50QS150.V Littelfuse 1: 86,88 € 135In Stock	Mfr. Part No. L50QS150.V Mouser Part No 576-L50QS150.V	Littelfuse	Industrial & Electrical Fuses 150A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	135In Stock	86,88 € 72,05 € 66,45 € 54,97 € 50,77 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 200A 500VAC 500VDC FF L50QS POWR-SPEED L50QS200.V Littelfuse 1: 86,88 € 39In Stock	Mfr. Part No. L50QS200.V Mouser Part No 576-L50QS200.V	Littelfuse	Industrial & Electrical Fuses 200A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	39In Stock	86,88 € 72,05 € 71,58 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 250A 500VAC 500VDC FF L50QS POWR-SPEED L50QS250.V Littelfuse 1: 138,14 € 19In Stock	Mfr. Part No. L50QS250.V Mouser Part No 576-L50QS250.V	Littelfuse	Industrial & Electrical Fuses 250A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	19In Stock	138,14 € 114,56 € 105,64 € 87,38 € 80,44 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 300A 500VAC 500VDC FF L50QS POWR-SPEED L50QS300.V Littelfuse 1: 138,14 € 27In Stock 33Expected 11/12/2026	Mfr. Part No. L50QS300.V Mouser Part No 576-L50QS300.V	Littelfuse	Industrial & Electrical Fuses 300A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	27In Stock 33Expected 11/12/2026	138,14 € 114,56 € 105,64 € 87,38 € 80,44 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 600A 500VAC 500VDC FF L50QS POWR-SPEED L50QS600.X Littelfuse 1: 205,66 € 56In Stock	Mfr. Part No. L50QS600.X Mouser Part No 576-L50QS600.X	Littelfuse	Industrial & Electrical Fuses 600A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	56In Stock	205,66 € 170,49 € 157,17 € 129,88 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 100A 700VAC 700VDC FF L70QS POWR-SPEED L70QS100.V Littelfuse 1: 114,11 € 21In Stock	Mfr. Part No. L70QS100.V Mouser Part No 576-L70QS100.V	Littelfuse	Industrial & Electrical Fuses 100A 700VAC 700VDC FF L70QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	21In Stock	114,11 € 94,63 € 87,26 € 72,18 € 66,45 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 150A 700VAC 700VDC FF L70QS POWR-SPEED L70QS150.V Littelfuse 1: 160,48 € 18In Stock	Mfr. Part No. L70QS150.V Mouser Part No 576-L70QS150.V	Littelfuse	Industrial & Electrical Fuses 150A 700VAC 700VDC FF L70QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	18In Stock	160,48 € 133,02 € 122,65 € 101,40 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 200A 700VAC 700VDC FF L70QS POWR-SPEED L70QS200.V Littelfuse 1: 160,48 € 48In Stock	Mfr. Part No. L70QS200.V Mouser Part No 576-L70QS200.V	Littelfuse	Industrial & Electrical Fuses 200A 700VAC 700VDC FF L70QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	48In Stock	160,48 € 133,02 € 122,65 € 101,40 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 300A 700VAC 700VDC FF L70QS POWR-SPEED L70QS300.X Littelfuse 1: 223,53 € 10In Stock	Mfr. Part No. L70QS300.X Mouser Part No 576-L70QS300.X	Littelfuse	Industrial & Electrical Fuses 300A 700VAC 700VDC FF L70QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	10In Stock	223,53 € 185,30 € 170,84 € 141,17 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR P/ AC103E2F Littelfuse 1: 0,989 € 12.220In Stock	Mfr. Part No. AC103E2F Mouser Part No 803-AC103E2F	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR P/ Learn More about Littelfuse renewable energy	Datasheet	12.220In Stock	0,989 € 0,946 € 0,886 € 0,842 € View 0,761 € 0,732 € 0,699 € 0,645 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSO R GT102B1K Littelfuse 1: 1,32 € 2.913In Stock	Mfr. Part No. GT102B1K Mouser Part No 576-GT102B1K	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSO R Learn More about Littelfuse renewable energy	Datasheet	2.913In Stock	1,32 € 1,26 € 1,19 € 1,14 € View 1,09 € 1,01 € 0,98 € 0,912 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 60A 250VAC 250VDC FF L25S POWR-SPEED L25S060.T Littelfuse 1: 72,02 € 90In 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 about Littelfuse fast acting high speed fuses	Datasheet	90In Stock	72,02 € 59,73 € 55,09 € 45,60 € View 41,99 € 38,06 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 150A L75QS150.V Littelfuse 1: 155,89 € 20In Stock	Mfr. Part No. L75QS150.V Mouser Part No 576-L75QS150.V	Littelfuse	Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 150A Learn More about Littelfuse hvac protection control solutions	Datasheet	20In Stock	155,89 € 129,23 € 119,15 € 98,50 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 750V FAST BLOW 400A L75QS400.X Littelfuse 1: 240,83 € 9In Stock 24Expected 11/19/2026	Mfr. Part No. L75QS400.X Mouser Part No 576-L75QS400.X	Littelfuse	Industrial & Electrical Fuses 750V FAST BLOW 400A Learn More about Littelfuse hvac protection control solutions	Datasheet	9In Stock 24Expected 11/19/2026	240,83 € 195,42 € 180,09 € 151,64 €	Min.: 1 Mult.: 1
Current Sense Resistors - SMD 3921 0.0003ohm 1% Shunt Res AEC-Q200 PSR400ITQFD0L30 ROHM Semiconductor 1: 2,84 € 1.890In Stock	Mfr. Part No. PSR400ITQFD0L30 Mouser Part No 755-PSR400ITQFD0L30	ROHM Semiconductor	Current Sense Resistors - SMD 3921 0.0003ohm 1% Shunt Res AEC-Q200 Learn More about ROHM Semiconductor rohm current sensing resistors	Datasheet	1.890In Stock	Cut Tape 2,84 € 1,81 € 1,49 € 1,34 € Reel 0,869 € View 1,14 € 1,05 € 0,929 € 0,848 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000
Current Sense Resistors - SMD 3921 0.0005ohm 1% Shunt Res AEC-Q200 PSR400ITQFF0L50 ROHM Semiconductor 1: 2,31 € 8.992In Stock	Mfr. Part No. PSR400ITQFF0L50 Mouser Part No 755-PSR400ITQFF0L50	ROHM Semiconductor	Current Sense Resistors - SMD 3921 0.0005ohm 1% Shunt Res AEC-Q200 Learn More about ROHM Semiconductor rohm current sensing resistors	Datasheet	8.992In Stock	Cut Tape 2,31 € 1,54 € 1,20 € 1,09 € Reel 0,70 € View 0,972 € 0,894 € 0,743 € 0,684 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000

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