T · Extremely Fast-Acting · 300 · TJN
For T · Extremely Fast-Acting · 300 · TJN, ul fuse class / type is T; operating style is Extremely Fast-Acting; voltage rating is 300; edison series is TJN; bussmann series is JJN, recorded from its source on 2026-08-31.
- UL fuse class / type
- T our reading
- Operating style
- Extremely Fast-Acting our reading
- Voltage rating
- 300 verified
- Edison series
- TJN verified
- Bussmann series
- JJN verified
- Mersen/Gould series
- A3T verified
- Littelfuse series
- JLLN verified
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
Extremely Fast- 300 TJN – JJN A3T – JLLN T
— cdn.automationdirect.com, retrieved 2026-08-31
Where each value comes from
The values above are stated away from the sentence quoted with the answer, so the passage that states them is shown here too.
UL fuse class / type and Operating style
Extremely Fast- 300 TJN – JJN A3T – JLLN T Acting 600 TJS – JJS A6T – JLLS
— all from cdn.automationdirect.com, retrieved 2026-08-31
Source
- cdn.automationdirect.comhttps://cdn.automationdirect.com/static/specs/efusexref.pdf