Whether you live aboard full-time, cruise at weekends, or take extended sailing trips, managing onboard power is one of the most persistent challenges of boat life. Running down your starter battery, rationing your energy use or relying solely on shore power connections are frustrations familiar to anyone who's spent serious time on the water. Sherpa Power's portable battery solutions offer an elegant, scalable solution.
The power challenges of marine life
A boat's power environment is demanding. Salt air, vibration, limited storage space, and variable charging inputs - from wind, solar, and alternators - all create complexity. Traditional leisure batteries discharge and degrade over time, and inverters for running mains appliances are often bolted-on afterthoughts. Sherpa Power's integrated battery-inverter units sidestep many of these complications in a single, compact package.
What you can run onboard
The PEAK 3.6 and BASE 5.0 are ideal solutions for marine use by Sherpa Power and it's easy to see why. On a boat, these units can comfortably handle:
• Cooking and hot drinks
• Refrigeration
• Diesel heater power
• Navigation and Satellite connectivity
• Cabin and deck lighting
• VHF radio and AIS transponders
• Laptop, tablet, and mobile phone charging
For liveaboards or those on extended passages, optional extra batteries provide a substantial energy reserve that can keep essential systems running through multi-day anchorages without shore power.
Recharging at sea and at anchor
Sherpa Power's folding solar panels are a natural pairing for marine use - they can be deployed on deck when at anchor or moored, capturing solar energy to replenish the battery system throughout the day. The high solar input capability of the larger models makes this a genuinely practical approach, not just a token green gesture.
When underway, the Sherpa Charge 500 allows the system to charge from your engine's alternator, turning engine hours into stored energy. This is particularly useful for motor vessels that regularly cover distance under engine power.
A cleaner, quieter way to live aboard
One of the most-valued aspects of Sherpa Power units for marine users is what they eliminate the noise and fumes of running a generator for short periods just to top up devices or brew a coffee. Battery-based systems allow you to enjoy the peace; something your fellow boaters will thank you for!
Hire before you commit
If you're considering whether a Sherpa Power unit is right for your vessel before making a purchase, the hire service is a practical and low-risk way to find out. Test a BASE 2.5 or BASE 5.0 during a sailing season or on a specific passage to evaluate how it fits your onboard energy needs. Visit the Sherpa Power Hire page to get started.
To explore the full range of products suitable for marine and off-grid applications, visit the BASE range and the Solar & Charging accessories at sherpapower.co.uk. For any questions about marine applications, contact the UK team via the contact page.






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