Littelfuse, Inc. SMD 12A 125V Circuit Protection Fuse 0451012.MRSN

Description
Fuse Chip Very Fast Acting 12A 125V SMD Solder Pad 6.1 X 2.69mm Ceramic T/R CSA/PSE/UL Product overview: 0451012.MRSN from Littelfuse is a Circuit Protection Fuse for overcurrent protection, power input protection, equipment safety, automotive electronics, and industrial control panels. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include SMD, 12A, 125V. Search-friendly keywords include fuse, circuit protection, overcurrent protection, equipment safety, SMD, 12A, 125V, Circuit Protection Fuse, Fuses. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 139-0451012.MRSN can be used for catalog matching and distributor lookup.
Request a Quote Datasheet
Description
Fuse Chip Very Fast Acting 12A 125V SMD Solder Pad 6.1 X 2.69mm Ceramic T/R CSA/PSE/UL Product overview: 0451012.MRSN from Littelfuse is a Circuit Protection Fuse for overcurrent protection, power input protection, equipment safety, automotive electronics, and industrial control panels. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include SMD, 12A, 125V. Search-friendly keywords include fuse, circuit protection, overcurrent protection, equipment safety, SMD, 12A, 125V, Circuit Protection Fuse, Fuses. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 139-0451012.MRSN can be used for catalog matching and distributor lookup.
Request a Quote Datasheet

Suppliers

Company
Product
Description
Supplier Links
Singapore
SMD 12A 125V Circuit Protection Fuse
139-0451012.MRSN
SMD 12A 125V Circuit Protection Fuse 139-0451012.MRSN
Fuse Chip Very Fast Acting 12A 125V SMD Solder Pad 6.1 X 2.69mm Ceramic T/R CSA/PSE/UL Product overview: 0451012.MRSN from Littelfuse is a Circuit Protection Fuse for overcurrent protection, power input protection, equipment safety, automotive electronics, and industrial control panels. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include SMD, 12A, 125V. Search-friendly keywords include fuse, circuit protection, overcurrent protection, equipment safety, SMD, 12A, 125V, Circuit Protection Fuse, Fuses. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 139-0451012.MRSN can be used for catalog matching and distributor lookup.

Fuse Chip Very Fast Acting 12A 125V SMD Solder Pad 6.1 X 2.69mm Ceramic T/R CSA/PSE/UL Product overview: 0451012.MRSN from Littelfuse is a Circuit Protection Fuse for overcurrent protection, power input protection, equipment safety, automotive electronics, and industrial control panels. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include SMD, 12A, 125V. Search-friendly keywords include fuse, circuit protection, overcurrent protection, equipment safety, SMD, 12A, 125V, Circuit Protection Fuse, Fuses. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 139-0451012.MRSN can be used for catalog matching and distributor lookup.

Supplier's Site Datasheet
Fuses - 18-0451012.MRSNCT-ND - DigiKey
Thief River Falls, MN, United States
12A 125V AC DC Fuse Board Mount (Cartridge Style Excluded) Surface Mount 2-SMD, Square End Block

12A 125V AC DC Fuse Board Mount (Cartridge Style Excluded) Surface Mount 2-SMD, Square End Block

Buy Now Datasheet
Fuses - 18-0451012.MRSNDKR-ND - DigiKey
Thief River Falls, MN, United States
12A 125V AC DC Fuse Board Mount (Cartridge Style Excluded) Surface Mount 2-SMD, Square End Block

12A 125V AC DC Fuse Board Mount (Cartridge Style Excluded) Surface Mount 2-SMD, Square End Block

Buy Now Datasheet
Fuses - 18-0451012.MRSNTR-ND - DigiKey
Thief River Falls, MN, United States
12A 125V AC DC Fuse Board Mount (Cartridge Style Excluded) Surface Mount 2-SMD, Square End Block

12A 125V AC DC Fuse Board Mount (Cartridge Style Excluded) Surface Mount 2-SMD, Square End Block

Buy Now Datasheet
Fuses - 0451012.MRSN - 717109-0451012.MRSN - Win Source Electronics
Laguna Hills, CA, United States
Fuses - 0451012.MRSN
717109-0451012.MRSN
Fuses - 0451012.MRSN 717109-0451012.MRSN
Manufacturer: Littelfuse Inc. Win Source Part Number: 717109-0451012.MRSN Packaging: Tape and Reel Mounting Style: SMD Fuse Type: Board Mount (Cartridge Style Excluded) Voltage Rating - AC: 125V Response Time: Fast Blow Melting I2t: 47.97 Approvals: CSA, METI, UR DC Cold Resistance: 0.0049 Ohms Categories: Circuit Protection Temperature Range - Operating: -55°C ~ 125°C Manufacturer Package: 2-SMD, Square End Block Popularity: Low Fake Threat In the Open Market: 35 pct. Supply and Demand Status: Balance Manufacturer Pack Quantity: 1,000 MSL Level: 1 (Unlimited) Parts Dimension: 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm) Current Rating (Amps): 12A Breaking Capacity at Rated Voltage: 35A

Manufacturer: Littelfuse Inc.
Win Source Part Number: 717109-0451012.MRSN
Packaging: Tape and Reel
Mounting Style: SMD
Fuse Type: Board Mount (Cartridge Style Excluded)
Voltage Rating - AC: 125V
Response Time: Fast Blow
Melting I2t: 47.97
Approvals: CSA, METI, UR
DC Cold Resistance: 0.0049 Ohms
Categories: Circuit Protection
Temperature Range - Operating: -55°C ~ 125°C
Manufacturer Package: 2-SMD, Square End Block
Popularity: Low
Fake Threat In the Open Market: 35 pct.
Supply and Demand Status: Balance
Manufacturer Pack Quantity: 1,000
MSL Level: 1 (Unlimited)
Parts Dimension: 0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm)
Current Rating (Amps): 12A
Breaking Capacity at Rated Voltage: 35A

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Circuit Protection - Fuses 0451012.MRSN
FUSE BOARD MOUNT 12A 125VAC 2SMD

FUSE BOARD MOUNT 12A 125VAC 2SMD

Supplier's Site

Technical Specifications

  ERSAELECTRONICS PTE. LTD. DigiKey Win Source Electronics Shenzhen Shengyu Electronics Technology Limited
Product Category Fuses Fuses Fuses Fuses
Product Number 139-0451012.MRSN 18-0451012.MRSNCT-ND 717109-0451012.MRSN 0451012.MRSN
Product Name SMD 12A 125V Circuit Protection Fuse Fuses Fuses - 0451012.MRSN Circuit Protection - Fuses
Approvals / Standards RoHS CSA
Rated Voltage 125 volts 125 volts 125 volts
Rated Current 12 amps 12 amps 12 amps
Fuse Type PC Board
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