Manufacturer: Littelfuse Inc.
Win Source Part Number: 1120634-0451004.MR
Packaging: Tape and Reel
Mounting Style: SMD
Fuse Type: Board Mount (Cartridge Style Excluded)
Voltage Rating - AC: 125V
Voltage Rating - DC: 125V
Response Time: Fast Blow
Melting I2t: 3.152
Approvals: CSA, PSE, UL
DC Cold Resistance: 0.016 Ohms
Categories: Circuit Protection
Status: Obsolete
Temperature Range - Operating: -55°C ~ 125°C
Manufacturer Homepage: www.littelfuse.com
Manufacturer Package: 2-SMD, Square End Block
Popularity: Medium
Fake Threat In the Open Market: 47 pct.
Supply and Demand Status: Limited
Application Field: Used in Portable Devices, Consumer Electronics, Computers & Computer Peripherals, Power Management, Communications & Networking, Industrial, Wireless
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): 4A
Breaking Capacity at Rated Voltage: 50A
Fuse Chip Very Fast Acting 4A 125V SMD Solder Pad 2410 Ceramic T/R CE/CSA/PSE/UL Product overview: 0451004.MR 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, 4A, 125V. Search-friendly keywords include fuse, circuit protection, overcurrent protection, equipment safety, SMD, 4A, 125V, Circuit Protection Fuse, Fuses. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 139-0451004.MR can be used for catalog matching and distributor lookup.
4A 125V AC 125V DC Fuse Board Mount (Cartridge Style Excluded) Surface Mount 2-SMD, Square End Block
FUSE BRD MNT 4A 125VAC/VDC 2SMD
| Win Source Electronics | ERSAELECTRONICS PTE. LTD. | DigiKey | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|
| Product Category | Fuses | Fuses | Fuses | Fuses |
| Product Number | 1120634-0451004.MR | 139-0451004.MR | F1148TR-ND | 0451004.MR |
| Product Name | Hard To Find - 0451004.MR | SMD 4A 125V Circuit Protection Fuse | Fuses | Circuit Protection - Fuses |
| Mounting | SMD | Solderable (Surface Mount Technology) | ||
| Operating Temperature | -55 to 125 C (-67 to 257 F) | -55 to 125 C (-67 to 257 F) | -55 to 125 C (-67 to 257 F) | |
| Rated Voltage | 125 volts | 125 volts | 125 volts | |
| Rated Current | 4 amps | 4 amps | 4 amps |