Electromechanical & Protection
Pptc 250V 0.4A JK250 400U Resettable Fuse JK250 400U

Pptc 250V 0.4A JK250 400U Resettable Fuse JK250 400U sits in our Electromechanical & Protection line, rated for -40 C to +85 C operation and offered against RoHS, UL 248. It is commonly specified for overcurrent and overvoltage protection.
Overview
Pptc 250V 0.4A JK250 400U Resettable Fuse JK250 400U is selected when the design needs a Electromechanical & Protection part with predictable, traceable performance. Each lot ships with date codes and, on request, a certificate of conformance.
Selection notes
For Pptc 250V 0.4A JK250 400U Resettable Fuse JK250 400U, the dominant trade-offs are rating margin, footprint, and cost at volume; we can map those against equivalents on request.
Sourcing and lead time
We hold buffer stock on this reference and place factory orders for high volumes. Standard reel and tray multiples apply for production quantities.
Typical application
In the field, Pptc 250V 0.4A JK250 400U Resettable Fuse JK250 400U is specified for overcurrent and overvoltage protection; we can suggest equivalents within the same family if a cost-down or second source is needed.
| Voltage rating | 250V |
|---|---|
| Current rating | 0.4A |
| Mounting | Panel mount |
| Packaging | Tape and reel |
| Operating range | -40 C to +85 C |
| Compliance | RoHS, UL 248 |
Figures reflect typical catalog values; confirm against the manufacturer datasheet for your lot.