514 3AB 500VAC Fast Acting Fuses

Littelfuse 514 Series Fast Acting Fuses are 500VAC-rated ceramic fuses with 5000A @ 500VAC interrupting rating in a compact 6.3mm x 32mm package. Littelfuse 514 Fuses are well-suited for circuit protection in high-energy applications.

Results: 18
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Qty. RoHS ECAD Model Series
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Fuse Size/Group
Voltage Rating AC
Interrupt Rating
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Minimum Operating Temperature
Maximum Operating Temperature
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Littelfuse Cartridge Fuses 6.3A 500VAC 3AB CARTRIDGE
Datasheet
977In Stock
Min.: 1
Mult.: 1

514 Ceramic Fuses 6.3 A Medium / Normal Blow 3AB (6.3 mm x 32 mm) 500 VAC 5 kA at 500 VAC Holder / Clip Clip - 55 C + 125 C Bulk 43 mOhms
Littelfuse Cartridge Fuses 5A 500VAC 3AB CARTRIDGE
Datasheet
724In Stock
Min.: 1
Mult.: 1

514 Ceramic Fuses 5 A Medium / Normal Blow 3AB (6.3 mm x 32 mm) 500 VAC 5 kA at 500 VAC Holder / Clip Clip - 55 C + 125 C Bulk 63.6 mOhms
Littelfuse Cartridge Fuses 2A 500VAC 3AB CARTRIDGE W/LEADS
Datasheet
704In Stock
Min.: 1
Mult.: 1

514 Ceramic Fuses 2 A Medium / Normal Blow 3AB (6.3 mm x 32 mm) 500 VAC 5 kA at 500 VAC Board Mount Axial - 55 C + 125 C Bulk 150 mOhms
Littelfuse Cartridge Fuses 8A 500VAC 3AB CARTRIDGE
Datasheet
1.626In Stock
Min.: 1
Mult.: 1

514 Ceramic Fuses 8 A Medium / Normal Blow 3AB (6.3 mm x 32 mm) 500 VAC 5 kA at 500 VAC Holder / Clip Clip - 55 C + 125 C Bulk 29 mOhms
Littelfuse Cartridge Fuses 12.5A 500VAC 3AB CARTRIDGE
Datasheet
356In Stock
Min.: 1
Mult.: 1

514 Ceramic Fuses 12.5 A Medium / Normal Blow 3AB (6.3 mm x 32 mm) 500 VAC 5 kA at 500 VAC Holder / Clip Clip - 55 C + 125 C Bulk 14.9 mOhms
Littelfuse Cartridge Fuses 4A 500VAC 3AB CARTRIDGE W/LEADS
Datasheet
271In Stock
Min.: 1
Mult.: 1

514 Ceramic Fuses 4 A Medium / Normal Blow 3AB (6.3 mm x 32 mm) 500 VAC 5 kA at 500 VAC Board Mount Axial - 55 C + 125 C Bulk 49 mOhms
Littelfuse Cartridge Fuses 2A 500VAC 3AB CARTRIDGE
Datasheet
783In Stock
Min.: 1
Mult.: 1

514 Ceramic Fuses 2 A Medium / Normal Blow 3AB (6.3 mm x 32 mm) 500 VAC 5 kA at 500 VAC Holder / Clip Clip - 55 C + 125 C Bulk 150 mOhms
Littelfuse Cartridge Fuses 1.6A 500VAC 3AB CARTRIDGE
Datasheet
444In Stock
Min.: 1
Mult.: 1

514 Ceramic Fuses 1.6 A Medium / Normal Blow 3AB (6.3 mm x 32 mm) 500 VAC 5 kA at 500 VAC Holder / Clip Clip - 55 C + 125 C Bulk 214 mOhms
Littelfuse Cartridge Fuses 10A 500VAC 3AB CARTRIDGE
Datasheet
464In Stock
Min.: 1
Mult.: 1

514 Ceramic Fuses 10 A Medium / Normal Blow 3AB (6.3 mm x 32 mm) 500 VAC 5 kA at 500 VAC Holder / Clip Clip - 55 C + 125 C Bulk 20.2 mOhms
Littelfuse Cartridge Fuses 3.15A 500VAC 3AB CARTRIDGE
Datasheet
329In Stock
1.000Expected 3/17/2026
Min.: 1
Mult.: 1

514 Ceramic Fuses 3.15 A Medium / Normal Blow 3AB (6.3 mm x 32 mm) 500 VAC 5 kA at 500 VAC Holder / Clip Clip - 55 C + 125 C Bulk 76 mOhms
Littelfuse Cartridge Fuses 4A 500VAC 3AB CARTRIDGE
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 1.000
Mult.: 1.000

514 Ceramic Fuses 4 A Medium / Normal Blow 3AB (6.3 mm x 32 mm) 500 VAC 5 kA at 500 VAC Holder / Clip Clip - 55 C + 125 C Bulk 49 mOhms
Littelfuse Cartridge Fuses 5A 500VAC 3AB CARTRIDGE W/LEADS
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 1.000
Mult.: 1.000

514 Ceramic Fuses 5 A Medium / Normal Blow 3AB (6.3 mm x 32 mm) 500 VAC 5 kA at 500 VAC Board Mount Axial - 55 C + 125 C Bulk 63.6 mOhms
Littelfuse Cartridge Fuses 8A 500VAC 3AB CARTRIDGE W/LEADS
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 1.000
Mult.: 1.000

514 Ceramic Fuses 8 A Medium / Normal Blow 3AB (6.3 mm x 32 mm) 500 VAC 5 kA at 500 VAC Board Mount Axial - 55 C + 125 C Bulk 29 mOhms
Littelfuse Cartridge Fuses 1.6A 500VAC 3AB CARTRIDGE W/LEADS
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 1.000
Mult.: 1.000

514 Ceramic Fuses 1.6 A Medium / Normal Blow 3AB (6.3 mm x 32 mm) 500 VAC 5 kA at 500 VAC Board Mount Axial - 55 C + 125 C Bulk 214 mOhms
Littelfuse Cartridge Fuses 10A 500VAC 3AB CARTRIDGE W/LEADS
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 1.000
Mult.: 1.000

514 Ceramic Fuses 10 A Medium / Normal Blow 3AB (6.3 mm x 32 mm) 500 VAC 5 kA at 500 VAC Board Mount Axial - 55 C + 125 C Bulk 20.2 mOhms
Littelfuse Cartridge Fuses 6.3A 500VAC 3AB CARTRIDGE W/LEADS
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 1.000
Mult.: 1.000

514 Ceramic Fuses 6.3 A Medium / Normal Blow 3AB (6.3 mm x 32 mm) 500 VAC 5 kA at 500 VAC Board Mount Axial - 55 C + 125 C Bulk 43 mOhms
Littelfuse Cartridge Fuses 12.5A 500VAC 3AB CARTRIDGE W/LEADS
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 1.000
Mult.: 1.000

514 Ceramic Fuses 12.5 A Medium / Normal Blow 3AB (6.3 mm x 32 mm) 500 VAC 5 kA at 500 VAC Board Mount Axial - 55 C + 125 C Bulk 14.9 mOhms
Littelfuse Cartridge Fuses 3.15A 500VAC 3AB CARTRIDGE W/LEADS
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 1.000
Mult.: 1.000

514 Ceramic Fuses 3.15 A Medium / Normal Blow 3AB (6.3 mm x 32 mm) 500 VAC 5 kA at 500 VAC Board Mount Axial - 55 C + 125 C Bulk 76 mOhms