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PLUS 7.92kW — EG4 FlexBoss18, 28.6kWh LiFePO4
Real build cost
$13,939
1 component role not included.
Best forRV / van life, weekend cabin, and shed / workshop
Solar
7920W
Storage
28.6kWh
Inverter
None
Cost / W
$1.76
Cost / Wh
$0.49
System voltage
48V
Battery chemistry
LiFePO4
What's included
71% completePanelsControllerBatteryInverterWiringMountingMonitor
Missing Components — Not Priced
This kit is missing 1 component that is not included in the advertised price:
Inverter
↓ Panel-bundled configurations available below
Other Configurations
PLUS 7.92kW — EG4 FlexBoss18, 20.48kWh LiFePO4
$13,199$-740
Panels7920W71%
PLUS 7.92kW — EG4 FlexBoss18, 20.48kWh LiFePO4
$13,489$-450
Panels7920W71%
PLUS 7.92kW — EG4 FlexBoss18, 28.6kWh LiFePO4Viewing
$13,939
Panels7920W71%
PLUS 7.92kW — EG4 FlexBoss18, 20.48kWh LiFePO4, + IronRidge
$15,589+$1,650
Panels7920W71%
PLUS 7.92kW — EG4 FlexBoss18, 20.48kWh LiFePO4, + SkyRack HD
$18,789+$4,850
Panels7920W71%
Evidence
Cohort-normalizedCost verdict
—Advertised price ≈ real build cost
$13,939 advertised→$13,939 real
Completeness71%
Missing required parts:
Inverter
Use-case fit
Best for:RV / vanCabinShedEmergencyHomesteadBoat
vs 20 cohort peersLower = cheaper
60th percentile for $1.76/W
0th percentile for $0.49/Wh
Deal status21 datapoints
At or near tracked lowInstall complexityModerate
48V wiring + breakersLicensed electrician
Alternatives in cohortSame system type, similar specs
Component breakdown
5 included · 1 missingStatus
Role
Component
Specs
Qty
Est. Cost
Inverter
Not included
1×
—
Inverter
Not included
—
1×
Price history
Price History
▼ 8% BELOW AVGAll-time low: $13,939Average: $15,151Current: $13,939High: $15,489
Where to buy
Where to Buy3 in stock
Retailer
Price
Stock
Shop Solar KitsBest
In stock
$13,939
View dealShop Solar Kits
In stock
$15,689
View dealShop Solar Kits
In stock
$19,339
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