Package Price:
$41,689.60/1 Per EaUsually ships within 3-5 business days
The PTST4505X20 is a specialized 450mA 5x20mm Fuse designed to protect the delicate internal electronics of welding machines and industrial programming systems. In the complex architecture of modern welding power sources, the "Program Sys" or control logic board is the brain of the operation. These systems require precise overcurrent protection to prevent catastrophic failure due to power surges or component faults. This fuse offers that specific level of protection, rated at exactly 450 milliamps.
Measuring at the standard 5mm x 20mm form factor, this cartridge fuse fits a wide variety of fuse holders found on printed circuit boards (PCBs) and control panels. Whether you are troubleshooting a communication error, a blank display, or a non-responsive programming interface, a blown fuse is often the first culprit to check. Replacing it with the correct amperage is critical; using a fuse with a higher rating can expose your expensive control boards to irreversible damage.
This replacement part is sourced to meet the rigorous demands of industrial environments. It provides reliable interruption of excessive current, isolating faults before they spread to other components. It is an essential spare part for maintenance departments and welding technicians tasked with repairing inverter power sources, wire feeders, and automated welding cells.
| Additional Information |
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| Packaging Description:1 Per Ea |
| Item:Fuse |
| Component Type:Cartridge Fuse |
| Amperage Rating:450mA |
| Dimensions:5mm x 20mm |
| Application:Control Boards, Programming Systems, Electronic Circuits |
