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Eaton S-8203 600 Vac (UL) / 300 Vac (CSA) 30 A UL / 16 A CSA Fuse Block for 1/4 x 1-1/4 in (6.35 x 31.8 mm)
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pEaton S-8203 — 30 A, 600 V, fuse holder, 6.35 x 31.8 mm./p
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Eaton S-8203 600 Vac (UL) / 300 Vac (CSA) 30 A UL / 16 A CSA Fuse Block for 1/4 x 1-1/4 in (6.35 x 31.8 mm)
The S-8203 from Eaton carries 30 A, rated 600 Vac (UL) / 300 Vac (CSA), measuring 35 x 31.8 mm.
Technical Data
| Parameter | Rating |
|---|---|
| Parameter | Value |
| Orderable part number | S-8203 |
| Mounting | Fuse Block |
| Design standard | UL 4248 / CSA 47235 |
| Body | Bolt-in, snap-in or DIN-rail mounting; UL94 V-0 thermoplastic base |
| Agency | UL Recognized E14853 / CSA 47235 |
| 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 | 600 Vac (UL) / 300 Vac (CSA) |
| Current rating | 30 A UL / 16 A CSA |
| Number of poles | 1 to 12 poles |
| Terminals | 1/4 in quick connect, Side |
Practical Notes
- Footprint 35 x 31.8 mm — check clip or holder compatibility before substitution.
- Working voltage must stay at or below 600 Vac (UL) / 300 Vac (CSA); a lower-rated part is not a safe substitute.
- Do not upsize beyond 30 A to stop nuisance trips — fix the cause instead.
Application Scenarios
Common installation contexts include:
- EV
Questions and Answers
What are the ratings of the S-8203?
30 A continuous at 600 Vac (UL) / 300 Vac (CSA).
What size is the S-8203?
It measures 35 x 31.8 mm. Match the holder or clip to this footprint.
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