PTF-77
Dongguan Xingfei Connector Co., Ltd.
Needs validationhigh risk
A functional alternative for 5x20mm fuses, but requires a new PCB layout and verification of current rating for the application.
Best Alternatives to FH1-206W
HONGJU FH1-206W is a 10A, 250V PCB-mount fuse holder for 5x20mm fuses. Finding a direct drop-in replacement requires matching the specific bayonet-style footprint and ratings.
AI replacement insight
Package riskhigh
Footprints for fuse holders are highly variable. A board redesign is almost certain.
Electrical riskmedium
Candidates may have lower current ratings under different standards (e.g., VDE vs. UL).
Can it be replaced directly?
No direct, pin-compatible replacement is confirmed. All candidates require engineering review and likely a board redesign.
Best replacement path
Find a functional alternative with the same fuse size (5x20mm) and ratings, then redesign the PCB layout to accommodate its footprint.
Main risk
The primary risk is mechanical incompatibility, as the PCB footprint of fuse holders is not standardized.
Recommended alternatives
2Alternative comparison matrix
| Feature / factor | FH1-206W | PTF-77 | PTF-15 | Alt 3 | Compatibility / risk |
|---|---|---|---|---|---|
| Package | PCB Mount, Bayonet Holder | PCB Mount, Open Clip Style | PCB Mount, 2-Piece | PCB Mount, Open Clip Style / PCB Mount, 2-Piece — Different footprint (open clip vs bayonet holder) requires board redesign.; PTF-15: Different footprint (2-piece holder vs bayonet holder) requires board redesign. | |
| Current | 10A | 20A (UL) / 6.3A (VDE) | 15A (UL) / 6.3A (VDE) | 20A (UL) / 6.3A (VDE) / 15A (UL) / 6.3A (VDE) — VDE rating is a downgrade from target's 10A. Must verify application requirements.; PTF-15: VDE rating is a downgrade from target's 10A. Must verify application requirements. | |
| Voltage | 250VAC | 250VAC | 250VAC | 250VAC — matched; PTF-15: matched | |
| Application | 5x20mm | 5x20mm | 5x20mm | 5x20mm — Both are for 5x20mm fuses.; PTF-15: Both are for 5x20mm fuses. |
Application & sourcing insights
Questions & answers
The best alternative depends on your design flexibility. Functional alternatives like XFCN's PTF-77 exist, but they require a PCB layout change and careful review of current ratings.