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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 (JPY) Filter the results in the table by unit price based on your quantity.	Qty.
Current Sense Resistors - SMD 2512 0.3mohm 1% Shunt Resistor PSR100KTQFD0L30 ROHM Semiconductor 1: ¥393.7 14,986On Order	Mfr. Part # PSR100KTQFD0L30 Mouser Part # 755-PSR100KTQFD0L30	ROHM Semiconductor	Current Sense Resistors - SMD 2512 0.3mohm 1% Shunt Resistor Learn More about ROHM Semiconductor rohm current sensing resistors	Datasheet	14,986On Order	Cut Tape ¥393.7 ¥257.5 ¥204.3 ¥181 Reel ¥126.6 View ¥158.5 ¥145.7 ¥139.2 ¥124.9 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Current Sense Resistors - SMD 2512 3mohm 1% Shunt Resistor PSR100KTQFL3L00 ROHM Semiconductor 1: ¥400.3 19,898On Order	Mfr. Part # PSR100KTQFL3L00 Mouser Part # 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 ¥400.3 ¥244.2 ¥222.6 ¥177.7 Reel ¥112.1 View ¥150.7 ¥135.7 ¥125.6 ¥111.3 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Current Sense Resistors - SMD 3921 0.003ohm 1% Shunt Res AEC-Q200 PSR400ITQFL3L00 ROHM Semiconductor 1: ¥473.4 12,000On Order	Mfr. Part # PSR400ITQFL3L00 Mouser Part # 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	12,000On Order	Cut Tape ¥473.4 ¥305.6 ¥245.8 ¥219.3 Reel ¥143.3 View ¥192.7 ¥177.7 ¥152.1 ¥138.9 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: ¥461.8 1,941On Order	Mfr. Part # PSR500HTQFB0L10 Mouser Part # 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 ¥461.8 ¥320.6 ¥225.9 ¥214.3 Reel ¥182.7 View ¥201 ¥194.3 ¥182.7 ¥176.1 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Current Sense Resistors - SMD 5931 0.0002ohm 1% Shunt Res AEC-Q200 PSR500HTQFC0L20 ROHM Semiconductor 1: ¥495 4,000Expected 12/29/2026	Mfr. Part # PSR500HTQFC0L20 Mouser Part # 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 12/29/2026	Cut Tape ¥495 ¥332.2 ¥259.1 ¥235.9 Reel ¥167.8 View ¥209.3 ¥194.3 ¥167.8 ¥166.1 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
NTC Thermistors 10K OHM 1% DO-35 103E1G1F Littelfuse 1: ¥202.6 490Expected 12/14/2026	Mfr. Part # 103E1G1F Mouser Part # 803-103E1G1F	Littelfuse	NTC Thermistors 10K OHM 1% DO-35 Learn More about Littelfuse do 35 standard	Datasheet	490Expected 12/14/2026	¥202.6 ¥192.7 ¥181 ¥172.7 View ¥146.8 ¥135.7 ¥129.9 ¥124.6	Min.: 1 Mult.: 1
PTC Thermistors 1.6K OHM 5% DO-35 162PS1J Littelfuse 1: ¥996.6 191Expected 12/28/2026	Mfr. Part # 162PS1J Mouser Part # 803-162PS1J	Littelfuse	PTC Thermistors 1.6K OHM 5% DO-35 Learn More about Littelfuse do 35 standard	Datasheet	191Expected 12/28/2026	¥996.6 ¥855.4 ¥747.5 ¥664.4 View ¥631.2 ¥614.6 ¥561.4 ¥521.6 ¥508.3	Min.: 1 Mult.: 1
NTC Thermistors THERMISTOR, U.S. SENS DC103G9G Littelfuse 1: ¥127.9 2,127Expected 11/16/2026	Mfr. Part # DC103G9G Mouser Part # 803-DC103G9G	Littelfuse	NTC Thermistors THERMISTOR, U.S. SENS Learn More about Littelfuse renewable energy	Datasheet	2,127Expected 11/16/2026	¥127.9 ¥120.4 ¥112.6 ¥107.5 View ¥102.5 ¥92 ¥87.9 ¥81.7	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 200A 250VAC 250VDC FF L25S POWR-SPEED L25S200.V Littelfuse 1: ¥16,701.4 1On Order	Mfr. Part # L25S200.V Mouser Part # 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	¥16,701.4 ¥13,849.4 ¥12,773.1 ¥10,565.6 ¥9,761.7	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 800A 250VAC 200VDC FF L25S POWR-SPEED L25S800.V Littelfuse 1: ¥29,876.4 1Expected 3/16/2027	Mfr. Part # L25S800.V Mouser Part # 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 3/16/2027	¥29,876.4 ¥24,767.2 ¥22,835.4 ¥18,878.9	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 40A 500VAC 500VDC FF L50QS POWR-SPEED L50QS040.T Littelfuse 1: ¥10,862.9 33Expected 12/21/2026	Mfr. Part # L50QS040.T Mouser Part # 576-L50QS040.T	Littelfuse	Industrial & Electrical Fuses 40A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	33Expected 12/21/2026	¥10,862.9 ¥9,009.3 ¥8,311.6 ¥6,881.5 View ¥6,389.9 ¥5,963	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 40A 700VAC 700VDC FF L70QS POWR-SPEED L70QS040.V Littelfuse 1: ¥17,325.9 9Expected 12/21/2026	Mfr. Part # L70QS040.V Mouser Part # 576-L70QS040.V	Littelfuse	Industrial & Electrical Fuses 40A 700VAC 700VDC FF L70QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	9Expected 12/21/2026	¥17,325.9 ¥14,367.7 ¥13,251.5 ¥10,960.9 ¥10,125.5	Min.: 1 Mult.: 1
NTC Thermistors NTC THERMISTOR, US SE SC503J4J Littelfuse 1: ¥323.9 106Expected 3/3/2027	Mfr. Part # SC503J4J Mouser Part # 576-SC503J4J	Littelfuse	NTC Thermistors NTC THERMISTOR, US SE Learn More about Littelfuse renewable energy	Datasheet	106Expected 3/3/2027	¥323.9 ¥308.9 ¥290.7 ¥277.4 View ¥275.7 ¥252.5 ¥242.5 ¥234.2 ¥217.6	Min.: 1 Mult.: 1
NTC Thermistors THERMISTOR, US SENSOR P/ SC104J4J Littelfuse 1: ¥342.2 94Expected 2/23/2027	Mfr. Part # SC104J4J Mouser Part # 803-SC104J4J	Littelfuse	NTC Thermistors THERMISTOR, US SENSOR P/ Learn More about Littelfuse renewable energy	Datasheet	94Expected 2/23/2027	¥342.2 ¥327.2 ¥307.3 ¥294 View ¥279 ¥269.1 ¥244.2 ¥235.9 ¥222.6	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 100A 500VAC 450VDC FF L50S POWR-SPEED L50S100.T Littelfuse 1: ¥12,517.3 19Expected 1/4/2027	Mfr. Part # L50S100.T Mouser Part # 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 1/4/2027	¥12,517.3 ¥10,381.3 ¥9,575.7 ¥7,924.6 View ¥7,298.4 ¥6,614.1	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 300A 500VAC 450VDC FF L50S POWR-SPEED L50S300.V Littelfuse 1: ¥25,228.9 2Expected 12/14/2026	Mfr. Part # L50S300.V Mouser Part # 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 12/14/2026	¥25,228.9 ¥20,922 ¥19,294.2 ¥15,958.9 ¥14,691.5	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 50A 700VAC 650VDC FF L70S POWR-SPEED L70S050.T Littelfuse 1: ¥16,400.7 1Expected 10/19/2026	Mfr. Part # L70S050.T Mouser Part # 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 10/19/2026	¥16,400.7 ¥13,601.9 ¥12,543.9 ¥10,376.3 ¥9,585.6	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 50A 500VAC 450VDC FF L50S POWR-SPEED L50S050.T Littelfuse 1: ¥12,014 4Stock Available	Mfr. Part # L50S050.T Mouser Part # 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	¥12,014 ¥9,964.3 ¥9,192 ¥7,610.7 View ¥7,067.6 ¥6,595.8	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 80A 250VAC 250VDC FF L25S POWR-SPEED L25S080.V Littelfuse 1: ¥16,701.4 1Stock Available	Mfr. Part # L25S080.V Mouser Part # 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	¥16,701.4 ¥13,849.4 ¥12,773.1 ¥10,565.6 ¥9,761.7	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 225A 500VAC 500VDC FF L50QS POWR-SPEED L50QS225.V Littelfuse 1: ¥26,680.6 Non-Stocked Lead-Time 15 Weeks	Mfr. Part # L50QS225.V Mouser Part # 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	¥26,680.6 ¥22,126.2 ¥20,403.7 ¥16,877.4 ¥15,537	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 225A 700VAC 700VDC FF L70QS POWR-SPEED L70QS225.X Littelfuse 1: ¥43,172.7 Non-Stocked Lead-Time 15 Weeks	Mfr. Part # L70QS225.X Mouser Part # 576-L70QS225.X	Littelfuse	Industrial & Electrical Fuses 225A 700VAC 700VDC FF L70QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	Non-Stocked Lead-Time 15 Weeks	¥43,172.7 ¥35,789.6 ¥32,995.8 ¥27,265.3	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 800A 700VAC 650VDC FF L70S POWR-SPEED L70S800.X Littelfuse 1: ¥90,592.6 Non-Stocked Lead-Time 11 Weeks	Mfr. Part # L70S800.X Mouser Part # 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	¥90,592.6 ¥75,067.2 ¥69,182.3	Min.: 1 Mult.: 1
Safety Relays Profibus CIO Module for use w/ 777-P2 AF0500-00-CC Littelfuse 1: ¥731,062.6 Non-Stocked Lead-Time 7 Weeks	Mfr. Part # AF0500-00-CC Mouser Part # 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	¥731,062.6	Min.: 1 Mult.: 1
NTC Thermistors SENSOR DC302J2K Littelfuse 1: ¥147.8 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # DC302J2K Mouser Part # 576-DC302J2K	Littelfuse	NTC Thermistors SENSOR Learn More about Littelfuse renewable energy	Datasheet	Non-Stocked Lead-Time 12 Weeks	¥147.8 ¥139.7 ¥130.9 ¥124.9 View ¥119.4 ¥108.1 ¥104 ¥95.7	Min.: 1 Mult.: 1
NTC Thermistors THERMISTOR, U.S. SEN DC502J2K Littelfuse 1: ¥147.8 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # DC502J2K Mouser Part # 576-DC502J2K	Littelfuse	NTC Thermistors THERMISTOR, U.S. SEN Learn More about Littelfuse renewable energy	Datasheet	Non-Stocked Lead-Time 12 Weeks	¥147.8 ¥139.7 ¥130.9 ¥124.9 View ¥119.4 ¥108.1 ¥104 ¥95.7	Min.: 1 Mult.: 1

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