Dc breaker as fuse and switch?

DIY
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Title

China made, about 50 euro…125 Amps

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Related topis say its not a good idea…

But a cheap switch and a fuse have more resistance

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I use breakers from very reputable companies regardless of where they are made from. For 50 Euro, you are likely to get a good breaker, depending on the specs.

For batteries, I use both a Class T fuse and breaker.