Manufacturer: Littelfuse Inc.
Win Source Part Number: 1120645-0452004.MR
Packaging: Reel
Mounting Style: SMD
Fuse Type: Board Mount (Cartridge Style Excluded)
Voltage Rating - AC: 125V
Voltage Rating - DC: 125V
Response Time: Slow Blow
Melting I2t: 34.4
Approvals: CSA, PSE, UR
DC Cold Resistance: 0.0186 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Status: Obsolete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
Alternative Parts (Cross-Reference): 0452004.MRL; 452004; 0452004.NRL;
Popularity: Medium
Fake Threat In the Open Market: 37 pct.
Supply and Demand Status: Balance
Application Field: Used in Computers & Computer Peripherals, Consumer Electronics, Power Management, Communications & Networking, HVAC, Automation & Process Control, Safety, Industrial, Medical, Automotive
Manufacturer Pack Quantity: 1
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
4A 125V AC 125V DC Fuse Board Mount (Cartridge Style Excluded) Surface Mount 2-SMD, Square End Block
Fuse Chip Slow Blow Acting 4A 125V SMD Solder Pad 2410 Ceramic T/R CSA/PSE/UL Product overview: 0452004.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 139-0452004.MR can be used for catalog matching and distributor lookup.
FUSE BRD MNT 4A 125VAC/VDC 2SMD
| Win Source Electronics | DigiKey | ERSAELECTRONICS PTE. LTD. | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|
| Product Category | Fuses | Fuses | Fuses | Fuses |
| Product Number | 1120645-0452004.MR | F1349TR-ND | 139-0452004.MR | 0452004.MR |
| Product Name | Fuses - 0452004.MR | Fuses | SMD 4A 125V Circuit Protection Fuse | 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 |
