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.

Results: 241
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Description Datasheet Availability Pricing (JPY) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Product
Current Rating
Voltage Rating AC
Fuse Type
Voltage Rating DC
Interrupt Rating
Body Style
Mounting Style
Termination Style
Class
Fuse Size / Group
Indicator Style
Packaging
Series
Littelfuse Industrial & Electrical Fuses 50A 700VAC 700VDC FF L70QS POWR-SPEED
Datasheet
8In Stock
Min.: 1
Mult.: 1

Semiconductor Fuses 50 A 700 VAC Fast-Acting Fuses 700 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L70QS
Littelfuse Industrial & Electrical Fuses 100A 700VAC 700VDC FF L70QS POWR-SPEED
Datasheet
12In Stock
22Expected 9/24/2026
Min.: 1
Mult.: 1

Semiconductor Fuses 100 A 700 VAC Fast-Acting Fuses 700 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L70QS
Littelfuse Industrial & Electrical Fuses 125A 700VAC 700VDC FF L70QS POWR-SPEED
Datasheet
6In Stock
Min.: 1
Mult.: 1

Semiconductor Fuses 125 A 700 VAC Fast-Acting Fuses 700 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L70QS
Littelfuse Industrial & Electrical Fuses 250A 700VAC 700VDC FF L70QS POWR-SPEED
Datasheet
1In Stock
Min.: 1
Mult.: 1

Semiconductor Fuses 250 A 700 VAC Fast-Acting Fuses 700 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L70QS
Littelfuse Industrial & Electrical Fuses 750V FAST BLOW 50A
Datasheet
14In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 50 A 750 VDC 50 kA Round Body Fuses Stud Bolt Down Without Indicator Bulk L75
Littelfuse Industrial & Electrical Fuses 125A 250VAC 250VDC FF L25S POWR-SPEED
Datasheet
4In Stock
Min.: 1
Mult.: 1

Semiconductor Fuses 125 A 250 VAC Fast-Acting Fuses 250 VDC 20 kA Bolt Down Class aR Fuses 5AG Without Indicator Bulk L25S
Littelfuse Industrial & Electrical Fuses 70A 500VAC 500VDC FF L50QS POWR-SPEED
Datasheet
11In Stock
Min.: 1
Mult.: 1

Semiconductor Fuses 70 A 500 VAC Fast-Acting Fuses 500 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L50QS
Littelfuse Industrial & Electrical Fuses 225A 500VAC 500VDC FF L50QS POWR-SPEED
Datasheet
3In Stock
Min.: 1
Mult.: 1

Semiconductor Fuses 225 A 500 VAC Fast-Acting Fuses 500 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L50QS
Littelfuse Industrial & Electrical Fuses 35A 700VAC 700VDC FF L70QS POWR-SPEED
Datasheet
8In Stock
Min.: 1
Mult.: 1

Semiconductor Fuses 35 A 700 VAC Fast-Acting Fuses 700 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L70QS
Littelfuse Industrial & Electrical Fuses 80A 700VAC 700VDC FF L70QS POWR-SPEED
Datasheet
8In Stock
34Expected 10/15/2026
Min.: 1
Mult.: 1

Semiconductor Fuses 80 A 700 VAC Fast-Acting Fuses 700 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L70QS
Littelfuse Industrial & Electrical Fuses 400A 700VAC 700VDC FF L70QS POWR-SPEED
Datasheet
4In Stock
Min.: 1
Mult.: 1

Semiconductor Fuses 400 A 700 VAC Fast-Acting Fuses 700 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L70QS
Littelfuse Industrial & Electrical Fuses 500A 700VAC 700VDC FF L70QS POWR-SPEED
Datasheet
4In Stock
Min.: 1
Mult.: 1

Semiconductor Fuses 500 A 700 VAC Fast-Acting Fuses 700 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L70QS
Littelfuse Industrial & Electrical Fuses 750V FAST BLOW 225A
Datasheet
3In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 225 A 750 VDC 50 kA Round Body Fuses Stud Bolt Down Without Indicator Bulk L75
Littelfuse Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 600A
Datasheet
2In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 600 A 750 VDC 50 kA Round Body Fuses Stud Bolt Down Without Indicator Bulk L75
Littelfuse Industrial & Electrical Fuses 30A 150VAC 150VDC FF L15S POWR-SPEED
Datasheet
10In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 30 A 150 VAC Fast-Acting Fuses 150 VDC 20 kA Bolt Down Class aR Fuses 5AG Without Indicator Bulk L15S
Littelfuse Industrial & Electrical Fuses 350A 150VAC 100VDC FF L15S POWR-SPEED
Datasheet
4In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 350 A 150 VAC Fast-Acting Fuses 100 VDC 20 kA Bolt Down Class aR Fuses Without Indicator Bulk L15S
Littelfuse Industrial & Electrical Fuses 20A 500VAC 450VDC FF L50S POWR-SPEED
Datasheet
1In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 20 A 500 VAC Fast-Acting Fuses 450 VDC 20 kA Round Body Fuses Stud Ferrule Without Indicator Bulk L50S
Littelfuse Industrial & Electrical Fuses 30A 500VAC 450VDC FF L50S POWR-SPEED
Datasheet
1In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 30 A 500 VAC Fast-Acting Fuses 450 VDC 20 kA Round Body Blade Fuses Stud Bolt Down Without Indicator Bulk L50S
Littelfuse Industrial & Electrical Fuses 40A 500VAC 450VDC FF L50S POWR-SPEED
Datasheet
6In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 40 A 500 VAC Fast-Acting Fuses 450 VDC 20 kA Round Body Blade Fuses Stud Bolt Down Without Indicator Bulk L50S
Littelfuse Industrial & Electrical Fuses 150A 500VAC 450VDC FF L50S POWR-SPEED
Datasheet
4In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 150 A 500 VAC Fast-Acting Fuses 450 VDC 20 kA Round Body Blade Fuses Stud Bolt Down Without Indicator Bulk L50S
Littelfuse Industrial & Electrical Fuses 200A 500VAC 450VDC FF L50S POWR-SPEED
Datasheet
14In Stock
13Expected 9/17/2026
Min.: 1
Mult.: 1
Semiconductor Fuses 200 A 500 VAC Fast-Acting Fuses 450 VDC 20 kA Round Body Blade Fuses Stud Bolt Down 5AG Without Indicator Bulk L50S
Littelfuse Industrial & Electrical Fuses 100A 700VAC 650VDC FF L70S POWR-SPEED
Datasheet
4In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 100 A 700 VAC Fast-Acting Fuses 650 VDC 20 kA Round Body Blade Fuses Stud Bolt Down Without Indicator Bulk L70S
Littelfuse Industrial & Electrical Fuses 1000A 150VAC 100VDC FF L15S POWR-SPEED
Datasheet
7In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 1 kA 150 VAC Fast-Acting Fuses 100 VDC 100 kA Bolt Down Class aR Fuses Without Indicator Bulk L15S
Littelfuse Industrial & Electrical Fuses 70A 500VAC 450VDC FF L50S POWR-SPEED
Datasheet
10In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 70 A 500 VAC Fast-Acting Fuses 450 VDC 20 kA Round Body Blade Fuses Stud Bolt Down Without Indicator Bulk L50S
Littelfuse Industrial & Electrical Fuses 350A 500VAC 450VDC FF L50S POWR-SPEED
Datasheet
2In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 350 A 500 VAC Fast-Acting Fuses 450 VDC 200 kA Round Body Blade Fuses Stud Bolt Down Without Indicator Bulk L50S