40amp vs 50amp Fuse

Nheels

Petty Officer 2nd Class
Joined
Mar 8, 2021
Messages
119
Hi everyone, I have a bad 50 amp push-to-reset fuse. I have a three battery bank system and each has their own fuse from the charger. I am having difficulty sourcing a 50amp fuse where I am, but have access to a 40. The battery charger is a 40amp one.

Anyone see issues with just using a 40??

Thanks.
 

alldodge

Moderator
Staff member
Joined
Mar 8, 2009
Messages
42,068
If the fuse is for the charger then I see no issue with a 40 amp
 

alldodge

Moderator
Staff member
Joined
Mar 8, 2009
Messages
42,068
Put it this way. You can put a 100 amp fuse in line and a 40 amp. The 40 amp will blow first
 

Nheels

Petty Officer 2nd Class
Joined
Mar 8, 2021
Messages
119
what make and model charger is it?
Hello, it is a Charles 5000 series 40amp. I attached a picture of the fuse setting as well.
 

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