Battery Disconnect Switches: Where and Why
Battery disconnect switch for boats: why you need one, rotary vs key vs remote switches, ratings, where to mount it and how to wire…
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Marine Wire Color Codes Explained
Marine wire color codes explained: ABYC DC colors for positive, negative, bilge, nav lights and more, plus AC colors, labeling tips and common mistakes.
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Hot, Swollen or Smelly Battery: What It Means and What to Do
What to do if your boat battery is hot to the touch, swollen or smells like rotten eggs: the causes, the immediate safety steps…
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Preventing Electrical Fires on Boats
Boat electrical fire prevention: the common causes, fusing close to the battery, wire sizing, tight connections, chargers and a practical inspection routine.
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Overcharging a Marine Battery: Risks and Prevention
Overcharging a boat battery: signs, causes, how to test charging voltage, what it does to flooded, AGM and lithium batteries, and how to fix…
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Lithium Battery Fire Safety on Boats
Lithium battery fire safety on boats: why LiFePO4 is the safest common lithium chemistry, the real risks, safe installation, warning signs and fire response.
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Emergency Starting Options: Jump Packs, Parallel Switches and Spares
Emergency starting options for boats: portable jump packs, parallel and combine switches, spare batteries and manual starts, with how to use each one safely.
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Handling Batteries Safely: Lifting, PPE and Tools
Battery handling safety gear for boaters: eye protection, gloves, insulated tools, carriers, terminal covers, baking soda and a fire extinguisher.
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Storing Spare Batteries Safely at Home
How to store spare boat batteries at home or in the garage: location, temperature, charge level, maintainers, concrete floors, kids and pets, and lithium…
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Lightning, Storms and Your Boat’s Electrical System
How lightning affects boat batteries and electrical systems, what to do when storms approach and a step-by-step inspection after a strike or near miss.
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