What Size Inline Fuse Should Be Used For Recharging A Breakaway Battery
Updated 05/20/2024 | Published 05/18/2024
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Question:
I want to build a charge port to keep my breakaway battery charged.if I understand things correctly 12 volts at black/red wire and white wire should do the job. I don’t intent to use it to do anything else. What limit should I put on the input?
asked by: Mark
Expert Reply:
Hi Mark,
Typically we just run a wire from the 12v accessory pin on the 7-way junction box over to the breakaway battery to recharge the battery as you tow the trailer. This is a low amperage pin so a 10 or 15 amp fuse and in-line holder # SWC9538 would sufficient.
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Hopkins Endurance Multi-Tow 7-, 5- and 4-Way Flat Trailer Connector - Vehicle End - Ergonomic Design
- Custom Fit Vehicle Wiring
- Trailer Hitch Wiring
- Vehicle End Connector
- 4 Flat
- 5 Flat
- 7 Blade
- Plug Only
- Hopkins
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