Grand Design Momentum G Class Toy Hauler RV Solar Install

Grand Design Momentum G Class Toy Hauler RV Solar Install Details

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Total Battery Capacity
560 ah
Total Solar
800 watts
Victron orion DC DC 12|30

Victron orion DC DC 12|30

Victron Smart Shunt

Victron Smart Shunt

Victron Lynx Distributor

Victron Lynx Distributor

Victron Cerbo GX

Victron Cerbo GX

Victron Smart Solar MPPT 100|50

Victron Smart Solar MPPT 100|50

Custom 280ah

Custom 280ah

Victron Multiplus II 12/2000

Victron Multiplus II 12/2000

Mn Weekend warriors looking to make more of their time on the trails with their toy hauler

RV Solar System Details

One item we pride ourselves on in particular is using existing spaces overlooked by the RV manufacturer to keep your storage space at a maximum. See below how we use an exisisting space and reworked it to actually provide more space than they had before by removing false walls.

A smaller 30 amp RV like this doesn't need a full 3000va Multiplus inverter, for this install we chose the 2000va version to save space and money.

Tucked behind the backer board there is a 560ah custom lithium battery. We make these on request to mostly save space, but they also are the best value in lithium batteries.

Included in this install is a 100|50 solar charger along with a 30 amp Orion DC DC charger to keep the batteries healthy but also alternator in the tow vehicle.


Grand Design Momentium Outdoor Storage Compartment after Install
Grand Design Momentium Outdoor Storage Compartment before install

Rounding out this RV Solar Installation is 800w from 4x Rich Solar 200w panels. This replaced the existing panel and used the solar prewire port and wires to save on some install time.

Some sharp eyed viewers might notice we have 800w of soalr going into a 50 amp charge controller typically capable of only 600w of soalr. We often will overpanel our solar controllers because it's rare to actually get full rated capacity of the controller otherwise. For a few weeks during the peak sun of summer there might be some clipping in the charge curve, however for only the cost of an additional panel they get more solar than they would otherwise the rest of the year. We find this particular configuration works very well.

2s2p using 24v panels will give a voltage around 70-80v PV keeps max amps down around 10 which is very safe and efficent.

800w of solar on Grand Design Momentium Glass G toy hauler