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Eaton EUC10-40 40 A 500 Vdc High Breaking Capacity DC Fuse
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pEaton EUC10-40 — 40 A, 500 V, fuse./p
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Eaton EUC10-40 40 A 500 Vdc High Breaking Capacity DC Fuse
The EUC10-40 from Eaton carries 40 A, rated 500 Vdc.
Technical Data
| Parameter | Rating |
|---|---|
| Parameter | Value |
| Manufacturer / Series | Eaton / EUC10 Series |
| Part number | EUC10-40 |
| Fuse type | High breaking capacity DC fuse |
| Rated current | 40 A |
| Rated voltage | 500 Vdc |
| Breaking capacity | 500 Vdc / 20 kA |
| Typical cold resistance | 1.62 mΩ |
| Typical voltage drop | 100 mV |
| Power loss @ 0.5 In | 0.9 W |
| Body size | 10 mm x 25 mm |
| Terminal options | T = bolt-down terminal |
| Operating standard | JASO D622, ISO8820-8, GB/T31465 |
| Agency | Designed to JASO D622, ISO8820-8 and GB/T31465; produced in an ISO9001 / IATF16949 certified factory |
| Environmental | Halogen free |
Practical Notes
- Working voltage must stay at or below 500 Vdc; a lower-rated part is not a safe substitute.
- Do not upsize beyond 40 A to stop nuisance trips — fix the cause instead.
Application Scenarios
Common installation contexts include:
- battery
- EV
- transformer
Questions and Answers
What are the ratings of the EUC10-40?
40 A continuous at 500 Vdc.
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