500mA Fast Blow Fuse, 125VAC/VDC, 50A IR, Axial, Through Hole Product overview: 0251.500MRT1L 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 Through-Hole, 500mA, 50A. Search-friendly keywords include fuse, circuit protection, overcurrent protection, equipment safety, Through-Hole, 500mA, 50A, Circuit Protection Fuse, Fuses. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 139-0251.500MRT1L can be used for catalog matching and distributor lookup.
Manufacturer: Littelfuse Inc.
Win Source Part Number: 1120549-0251.500MRT1
Packaging: Cut Tape (CT)
Mounting Style: Through Hole
Fuse Type: Board Mount (Cartridge Style Excluded)
Voltage Rating - AC: 125V
Voltage Rating - DC: 125V
Response Time: Fast Blow
Melting I2t: 0.0598
Approvals: CCC, CSA, cURus, TUV
DC Cold Resistance: 0.302 Ohms
Categories: Circuit Protection
Temperature Range - Operating: -55°C ~ 125°C
Manufacturer Homepage: www.littelfuse.com
Manufacturer Package: Axial
Popularity: Medium
Fake Threat In the Open Market: 37 pct.
Supply and Demand Status: Limited
Manufacturer Pack Quantity: 1
MSL Level: 1 (Unlimited)
Parts Dimension: 0.110" Dia x 0.280" L (2.80mm x 7.11mm)
Current Rating (Amps): 500mA
Breaking Capacity at Rated Voltage: 50A AC, 300A DC
Fuse axial 125V PICO F 0.500A
Fuse axial 125V PICO F 0.500A
500mA 125V AC 125V DC Fuse Board Mount (Cartridge Style Excluded) Through Hole Axial
500mA 125V AC 125V DC Fuse Board Mount (Cartridge Style Excluded) Through Hole Axial
FUSE, PCB, 500mA, 125V, VERY FAST ACTING, FULL REEL; Fuse Current:500mA; Voltage Rating VAC:125V; Product Range:PICO II 251 Series; Voltage Rating VDC:125V; Blow Characteristic:Very Fast Acting; Fuse Case Style:Axial Leaded RoHS Compliant: Yes
FUSE, PCB, 500mA, 125V, VERY FAST ACTING; Fuse Current:500mA; Voltage Rating VAC:125V; Product Range:PICO II 251 Series; Voltage Rating VDC:125V; Blow Characteristic:Very Fast Acting; Fuse Case Style:Axial Leaded; Diameter:2.8mm RoHS Compliant: Yes
FUSE, AXIAL, 0.5A, VERY FAST ACTING; Fuse Current:500mA; Voltage Rating VAC:125VAC; Product Range:PICO II 251 Series; Voltage Rating V DC:125VDC; Blow Characteristic:Very Fast Acting; Fuse Case Style:Axial Leaded; Breaking Capacity RoHS Compliant: Yes
FUSE BRD MT 500MA 125VAC/VDC AXL
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | RS Components, Ltd. | RS Components, Ltd. | DigiKey | Newark, An Avnet Company | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|---|
| Product Category | Fuses | Fuses | Fuses | Fuses | Fuses | Fuses | Fuses |
| Product Number | 139-0251.500MRT1L | 1120549-0251.500MRT1L | 7383056 | 7383056P | F3167CT-ND | 77J9992 | 0251.500MRT1L |
| Product Name | Through-Hole 500mA 50A Circuit Protection Fuse | Fuses - 0251.500MRT1L | Non Resettable Fuses | Non Resettable Fuses | Fuses | Fuse, Pcb, 500Ma, 125V, Very Fast Acting, Full Reel; Fuse Current Littelfuse | Circuit Protection - Fuses |
| Fuse Material | Ceramic | Ceramic; Ceramic | Ceramic; Ceramic | ||||
| Approvals / Standards | RoHS | RoHS | RoHS | CSA | RoHS | ||
| Rated Voltage | 125 volts | 125 volts | 125 volts | 125 volts | 125 volts | 125 volts | |
| Rated Current | 0.5000 amps | 0.5000 amps | 0.5000 amps | 0.5000 amps | 0.5000 amps | ||
| Mounting | Through Hole | Through Hole | Solderable (with leads) |
