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FILTERED PRODUCT SELECTION

Fuses

Use the filters and product table below to compare Fuses components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.

If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.

Parametric Selection Filter options by technical parameters
Stock & Datasheets Review availability and technical references
RFQ & BOM Support Send your target MPN, quantity or BOM
Photo Mfr. Part # Availability Price Quantity Datasheet Package/Case Series Packaging Product Status Mounting Type Fuse Type Current Rating (Amps) Voltage Rating - AC Voltage Rating - DC Response Time Breaking Capacity @ Rated Voltage Melting I²t Approval Agency Operating Temperature Color Size / Dimension
0451001.MR Littelfuse Inc.

0451001.MR

FUSE BRD MNT 1A 125VAC/VDC 2SMD

Littelfuse Inc.

6,173 -
Datasheet NANO²® 451 Tape & Reel (TR) Obsolete Surface Mount Board Mount (Cartridge Style Excluded) 1 A 125 V 125 V Fast Blow 50A 0.459 CSA, PSE, UL -55°C ~ 125°C - 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm)
045101.5MR Littelfuse Inc.

045101.5MR

FUSE BRD MNT 1.5A 125VAC/VDC SMD

Littelfuse Inc.

9,114 -
Datasheet NANO²® 451 Tape & Reel (TR) Obsolete Surface Mount Board Mount (Cartridge Style Excluded) 1.5 A 125 V 125 V Fast Blow 50A 0.853 CSA, PSE, UL -55°C ~ 125°C - 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm)
0451004.MR Littelfuse Inc.

0451004.MR

FUSE BRD MNT 4A 125VAC/VDC 2SMD

Littelfuse Inc.

9,053 -
Datasheet NANO²® 451 Tape & Reel (TR) Obsolete Surface Mount Board Mount (Cartridge Style Excluded) 4 A 125 V 125 V Fast Blow 50A 3.152 CSA, PSE, UL -55°C ~ 125°C - 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm)
045102.5MR Littelfuse Inc.

045102.5MR

FUSE BRD MNT 2.5A 125VAC/VDC SMD

Littelfuse Inc.

7,920 -
Datasheet NANO²® 451 Tape & Reel (TR) Obsolete Surface Mount Board Mount (Cartridge Style Excluded) 2.5 A 125 V 125 V Fast Blow 50A 1.029 CSA, PSE, UL -55°C ~ 125°C - 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm)
0451003.MR Littelfuse Inc.

0451003.MR

FUSE BRD MNT 3A 125VAC/VDC 2SMD

Littelfuse Inc.

2,445 -
Datasheet NANO²® 451 Tape & Reel (TR) Obsolete Surface Mount Board Mount (Cartridge Style Excluded) 3 A 125 V 125 V Fast Blow 50A 1.65 CSA, PSE, UL -55°C ~ 125°C - 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm)
0452.375MR Littelfuse Inc.

0452.375MR

FUSE BRD MT 375MA 125VAC/VDC SMD

Littelfuse Inc.

2,464 -
Datasheet NANO²® 452 Tape & Reel (TR) Obsolete Surface Mount Board Mount (Cartridge Style Excluded) 375 mA 125 V 125 V Slow Blow 50A 0.101 CSA, UR -55°C ~ 125°C - 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm)
0451.375MR Littelfuse Inc.

0451.375MR

FUSE BRD MT 375MA 125VAC/VDC SMD

Littelfuse Inc.

2,988 -
Datasheet NANO²® 451 Tape & Reel (TR) Obsolete Surface Mount Board Mount (Cartridge Style Excluded) 375 mA 125 V 125 V Fast Blow 50A 0.0425 CSA, UL -55°C ~ 125°C - 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm)
045103.5MR Littelfuse Inc.

045103.5MR

FUSE BRD MNT 3.5A 125VAC/VDC SMD

Littelfuse Inc.

5,546 -
Datasheet NANO²® 451 Tape & Reel (TR) Obsolete Surface Mount Board Mount (Cartridge Style Excluded) 3.5 A 125 V 125 V Fast Blow 50A 2.469 CSA, PSE, UL -55°C ~ 125°C - 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm)
0451007.MR Littelfuse Inc.

0451007.MR

FUSE BRD MNT 7A 125VAC/VDC 2SMD

Littelfuse Inc.

8,767 -
Datasheet NANO²® 451 Tape & Reel (TR) Obsolete Surface Mount Board Mount (Cartridge Style Excluded) 7 A 125 V 125 V Fast Blow 50A 10.32 CSA, PSE, UL -55°C ~ 125°C - 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm)
0451.800MR Littelfuse Inc.

0451.800MR

FUSE BRD MT 800MA 125VAC/VDC SMD

Littelfuse Inc.

9,199 -
Datasheet NANO²® 451 Tape & Reel (TR) Obsolete Surface Mount Board Mount (Cartridge Style Excluded) 800 mA 125 V 125 V Fast Blow 50A 0.271 CSA, UL -55°C ~ 125°C - 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm)
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WINSUN SOURCING SUPPORT

Need Help Sourcing Fuses?

Send the target part number, manufacturer, specifications and quantity. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and alternative-part options when appropriate.

Availability and lead-time support BOM, shortage and alternative sourcing
FREQUENTLY ASKED QUESTIONS

Fuses FAQ

Common questions about filtering, comparing and sourcing Fuses components.

How can I narrow the Fuses selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific Fuses part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.