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Eaton BK4-S-4001-1-R 250 Vac 10 A Fuse Block for 1/4 x 1-1/4 in (6.35 x 31.8 mm)
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pEaton BK4-S-4001-1-R — 10 A, 250 V, fuse holder, 6.35 x 31.8 mm./p
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Eaton BK4-S-4001-1-R 250 Vac 10 A Fuse Block for 1/4 x 1-1/4 in (6.35 x 31.8 mm)
Built by Eaton, the BK4-S-4001-1-R carries 10 A, rated 250 Vac, measuring 35 x 31.8 mm.
Technical Data
| Parameter | Rating |
|---|---|
| Parameter | Value |
| Orderable part number | BK4-S-4001-1-R |
| Mounting | Fuse Block |
| Design standard | UL 4248 |
| Body | Phenolic laminate base; -R = RoHS |
| Agency | cURus / CE where marked |
| RoHS | Compliant; -R suffix denotes RoHS on applicable part numbers |
| Fuse size accepted | 1/4 x 1-1/4 in (6.35 x 31.8 mm) |
| Voltage rating | 250 Vac |
| Current rating | 10 A |
| Number of poles | 1 pole |
| Terminals | Rivet terminal, aluminium alloy |
Selection Notes
- Footprint 35 x 31.8 mm — check clip or holder compatibility before substitution.
- Working voltage must stay at or below 250 Vac; a lower-rated part is not a safe substitute.
- Do not upsize beyond 10 A to stop nuisance trips — fix the cause instead.
Typical Applications
Engineers usually specify it for these duties:
- EV
Q&A
What are the ratings of the BK4-S-4001-1-R?
10 A continuous at 250 Vac.
What size is the BK4-S-4001-1-R?
It measures 35 x 31.8 mm. Match the holder or clip to this footprint.
Shenzhen Gaorunxin Technology Co., Ltd
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