DELTA PRO ULTRA - 7,200W Output / 6kWh-90kWh Capacity
Real build cost
Complete kit — advertised price is the real price.
Solar
400W
Storage
6.1kWh
Inverter
None
Cost / W
$20.00
Cost / Wh
$1.30
System voltage
48V
Battery chemistry
LiFePO4
What's included
86% completeThis kit is missing 1 component that is not included in the advertised price:
↓ Panel-bundled configurations available below
Evidence
Cohort-normalizedComplete as sold — every standard role ships in the box.
55th percentile for $20.00/W
96th percentile for $1.30/Wh
Component breakdown
6 included · 0 missingPrice history
Price History
— AT AVERAGELast observed at retailer: Jun 21, 2026. Days between observations carry the most recent known price — not new data.
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Price Drop Alert
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