Fuse question for radio remote

Shaun77

Member
Mar 23, 2012
112
Florida
Boat Info
2011 185 Sport
Engines
4.3L 190hp Alpha 1
Im installing a Kenwood direct wire helm remote. The remote includes a 1amp inline fuse. The fuse block where I'll get power is directly behind where the remote will be. The smallest available open circuit is a 3amp acc. Do I keep both fuses? I know the remote needs the lower amperage fuse but what about the 3a fuse at the panel? Is that also needed? So two fuses within 6 inches of each other? Thats where my confusion lies. What is the correct way to wire this to the fuse block? Thanks!
 
The fuse size is based the wire size to protect it from over heating and starting a fire. You should use the fuse that the manufacturer provided. The 3 amp fuse is not needed, but if it's more convienient to connect it there, it would be OK.
 
Last edited:
Thanks Jim. I noticed that the dealer installed GPS had both as well so I just followed suit. Works fine.
 
Im installing a Kenwood direct wire helm remote. The remote includes a 1amp inline fuse. The fuse block where I'll get power is directly behind where the remote will be. The smallest available open circuit is a 3amp acc. Do I keep both fuses? I know the remote needs the lower amperage fuse but what about the 3a fuse at the panel? Is that also needed? So two fuses within 6 inches of each other? Thats where my confusion lies. What is the correct way to wire this to the fuse block? Thanks!
If the remotes 1A inline fuse is at the remote, then its job is to protect the remote. A fuse in the fuse box, protects the circuit that is running to the powered device, the remote in your case. You can terminate the remote to that open fuse, as long as the wire exceeds 3A capacity. Fuses always need to be the weak link.
 

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