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PLUS 7.92kW — EG4 FlexBoss18, 28.6kWh LiFePO4
Real build cost
$14,689
1 component role not included.
Best forRV / van life, weekend cabin, and shed / workshop
Solar
7920W
Storage
28.6kWh
Inverter
None
Cost / W
$1.85
Cost / Wh
$0.51
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
$13,199$-1,490
Panels7920W71%
PLUS 7.92kW — EG4 FlexBoss18, 20.48kWh LiFePO4
$13,489$-1,200
Panels7920W71%
PLUS 7.92kW — EG4 FlexBoss18, 28.6kWh LiFePO4Viewing
$14,689
Panels7920W71%
PLUS 7.92kW — EG4 FlexBoss18, 20.48kWh LiFePO4, + IronRidge
$15,589+$900
Panels7920W71%
PLUS 7.92kW — EG4 FlexBoss18, 20.48kWh LiFePO4, + SkyRack HD
$18,789+$4,100
Panels7920W71%
Evidence
Cohort-normalizedCost verdict
—Advertised price ≈ real build cost
$14,689 advertised→$14,689 real
Completeness71%
Missing required parts:
Inverter
Use-case fit
Best for:RV / vanCabinShedEmergencyHomesteadBoat
vs 20 cohort peersLower = cheaper
65th percentile for $1.85/W
0th percentile for $0.51/Wh
Deal status20 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
▼ 4% BELOW AVGAll-time low: $14,289Average: $15,249Current: $14,689High: $15,489
Where to buy
Where to Buy3 in stock
Retailer
Price
Stock
Shop Solar KitsBest
In stock
$14,689
View dealShop Solar Kits
In stock
$16,489
View dealShop Solar Kits
In stock
$20,339
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