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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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 60A 700VAC 650VDC FF L70S POWR-SPEED
Datasheet
3In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 60 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 125A 700VAC 650VDC FF L70S POWR-SPEED
Datasheet
10In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 125 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 35A 500VAC 450VDC FF L50S POWR-SPEED
Datasheet
3In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 35 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 15A 700VAC 650VDC FF L70S POWR-SPEED
Datasheet
2In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 15 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 450A 500VAC 450VDC FF L50S POWR-SPEED
Datasheet
1In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 450 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 500VDC FF L50QS POWR-SPEED
Datasheet
64In Stock
Min.: 1
Mult.: 1

Semiconductor Fuses 150 A 500 VAC Fast-Acting Fuses 500 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L50QS
Littelfuse Industrial & Electrical Fuses 200A 500VAC 500VDC FF L50QS POWR-SPEED
Datasheet
39In Stock
Min.: 1
Mult.: 1

Semiconductor Fuses 200 A 500 VAC Fast-Acting Fuses 500 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L50QS
Littelfuse Industrial & Electrical Fuses 250A 500VAC 500VDC FF L50QS POWR-SPEED
Datasheet
23In Stock
Min.: 1
Mult.: 1

Semiconductor Fuses 250 A 500 VAC Fast-Acting Fuses 500 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L50QS
Littelfuse Industrial & Electrical Fuses 350A 500VAC 500VDC FF L50QS POWR-SPEED
Datasheet
60In Stock
Min.: 1
Mult.: 1

Semiconductor Fuses 350 A 500 VAC Fast-Acting Fuses 500 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L50QS


Littelfuse Industrial & Electrical Fuses 600A 500VAC 500VDC FF L50QS POWR-SPEED
Datasheet
56In Stock
Min.: 1
Mult.: 1

Semiconductor Fuses 600 A 500 VAC Fast-Acting Fuses 500 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L50QS


Littelfuse Industrial & Electrical Fuses 70A 700VAC 700VDC FF L70QS POWR-SPEED
Datasheet
106In Stock
Min.: 1
Mult.: 1

Semiconductor Fuses 70 A 700 VAC Fast-Acting Fuses 700 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L70QS
Littelfuse Industrial & Electrical Fuses 150A 700VAC 700VDC FF L70QS POWR-SPEED
Datasheet
24In Stock
Min.: 1
Mult.: 1

Semiconductor Fuses 150 A 700 VAC Fast-Acting Fuses 700 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L70QS
Littelfuse Industrial & Electrical Fuses 60A 250VAC 250VDC FF L25S POWR-SPEED
Datasheet
108In Stock
Min.: 1
Mult.: 1

Semiconductor Fuses 60 A 250 VAC Fast-Acting Fuses 250 VDC 20 kA Bolt Down Class aR Fuses 5AG Without Indicator Bulk L25S
Littelfuse Industrial & Electrical Fuses 60A 700VAC 700VDC FF L70QS POWR-SPEED
Datasheet
30In Stock
Min.: 1
Mult.: 1

Semiconductor Fuses 60 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 70A
Datasheet
20In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 70 A 750 VDC 50 kA Round Body Fuses Stud Bolt Down Without Indicator Bulk L75
Littelfuse Industrial & Electrical Fuses 750V FAST BLOW 250A
Datasheet
14In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 250 A 750 VDC 50 kA Round Body Fuses Stud Bolt Down Without Indicator Bulk L75
Littelfuse Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 300A
Datasheet
20In Stock
4Expected 24/09/2026
Min.: 1
Mult.: 1
Semiconductor Fuses 300 A 750 VDC 50 kA Round Body Fuses Stud Bolt Down Without Indicator Bulk L75
Littelfuse Industrial & Electrical Fuses 750V FAST BLOW 400A
Datasheet
19In Stock
11Expected 24/09/2026
Min.: 1
Mult.: 1

Semiconductor Fuses 400 A 750 VDC 50 kA Round Body Fuses Stud Bolt Down Without Indicator Bulk L75
Littelfuse Industrial & Electrical Fuses 250A 150VAC 100VDC FF L15S POWR-SPEED
Datasheet
68In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 250 A 150 VAC Fast-Acting Fuses 100 VDC 20 kA Bolt Down Class aR Fuses Without Indicator Bulk L15S
Littelfuse Industrial & Electrical Fuses 60A 500VAC 500VDC FF L50QS POWR-SPEED
Datasheet
2In Stock
27On Order
Min.: 1
Mult.: 1
Semiconductor Fuses 60 A 500 VAC Fast-Acting Fuses 500 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L50QS
Littelfuse Industrial & Electrical Fuses 80A 500VAC 500VDC FF L50QS POWR-SPEED
Datasheet
11In Stock
12Expected 05/10/2026
Min.: 1
Mult.: 1
Semiconductor Fuses 80 A 500 VAC Fast-Acting Fuses 500 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L50QS
Littelfuse Industrial & Electrical Fuses 100A 500VAC 500VDC FF L50QS POWR-SPEED
Datasheet
8In Stock
190On Order
Min.: 1
Mult.: 1
Semiconductor Fuses 100 A 500 VAC Fast-Acting Fuses 500 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L50QS
Littelfuse Industrial & Electrical Fuses 125A 500VAC 500VDC FF L50QS POWR-SPEED
Datasheet
19In Stock
Min.: 1
Mult.: 1
Semiconductor Fuses 125 A 500 VAC Fast-Acting Fuses 500 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L50QS


Littelfuse Industrial & Electrical Fuses 400A 500VAC 500VDC FF L50QS POWR-SPEED
Datasheet
6In Stock
32Expected 19/10/2026
Min.: 1
Mult.: 1

Semiconductor Fuses 400 A 500 VAC Fast-Acting Fuses 500 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L50QS
Littelfuse Industrial & Electrical Fuses 450A 500VAC 500VDC FF L50QS POWR-SPEED
Datasheet
4In Stock
Min.: 1
Mult.: 1

Semiconductor Fuses 450 A 500 VAC Fast-Acting Fuses 500 VDC 200 kA Bolt Down Class aR Fuses Without Indicator Bulk L50QS