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We think you mean: Bussmann series JJN-400 Class T Fuse.

This looks like a model or part number. Exact identity is prioritized before similar products.

We understood this as JJN-400. The closest reviewed result is Bussmann series JJN-400 Class T Fuse.

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Bussmann series JJN-400 Class T Fuse

The model or part identity matches your search.

Exact 400 A North American Class T fast-acting current-limiting fuse rated 300 VAC and 160 VDC.

Bos Ac Voltage Rating V: 300 V
Bos Dc Voltage Rating V: 160 V
Bos Component Type: class_t_fuse

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SEE VERIFIED DETAILS →OFFICIAL MANUAL

Evidence reviewed: 2026-09-18 · Part JJN-400

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