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2022 Grand Design Momentum G-Class 320G

The existing solar system in this 5th wheel wasn't enough to power the entire trailer, nor was it wired in such a way to do so. We upgraded the system to be able to power everything while off-grid, and with a much longer runtime than before.

We removed the existing batteries and inverter. In their place we were able to perfectly fit three new lithium iron phosphate batteries, along with an inverter/charger capable of powering the trailer while dry camping (including one air conditioner unit). Four more 100W solar panels were added in parallel to the four existing panels, doubling the amount of solar production with plenty of room for future upgrades. To top it off, a battery monitor and inverter control panel were installed on an inside wall for easy monitoring and system control.

System Specs

  • Solar Array: 800W - (4) Renogy 100W (added to 4 existing 100W solar panels)

  • Solar Charge Controller: 35A - Victron SmartSolar MPPT 150/35

  • Battery Bank: 7,200Wh - (3) Renogy 24V 100Ah LiFePO4

  • Bus Bar: 1000A - Victron Lynx Distributor

  • Inverter: 3,000VA - Victron Multiplus-II 24/3000/70-50 2x120V

  • Converter: 70A - Victron Orion 24/12-70

  • System Monitoring: - Victron BMV-712, Inverter Digital Multi Control Panel

Contact Us

Ready to go off-grid?

We're here to help.

Want a quote for your project? Consider filling out our Request a Quote form.

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​801.609.8090

support@moonoffgrid.com

Salem, UT 84653

Phone Hours

Tuesday - Saturday: 10:00AM - 6:00PM

We often travel and work in remote areas with little to no cellular service. If we do not answer your phone call, please leave a voicemail, send us a text or email, or fill out our contact form. We will get back to you as soon as we can.

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Moon Off-Grid, LLC

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