Manufacturer and seller images. Configuration examples may include additional equipment.
Image source: ShopSolar's image for the "1 x EG4 18kPV + 3 x 48V Ethos 5.12kWh Stackable Battery Module | 15.3kWh Capacity" option (SKU K0955) of its "BigBattery ETHOS 12kW Energy Storage System" listing, as its product data assigns. Seller image, not a maker photo. Paid link.5.12 kWh battery
Paid link · price checked
From the seller's published contents list.
| Qty | Part | Type | Product page |
|---|---|---|---|
| ×1 | EG4 18kPV | Inverter | View product › |
| ×3 | 48V Ethos 5.12kWh Stackable Battery Module | Battery | View product › |
Stock keeping unit ShopSolar prints for this kit option in its listing's product data ("sku":"K0955"). The listing does not say whether it is the store's own code or the maker's.
Distributor warranty: ShopSolar listing: BigBattery ETHOS 12kW Energy Storage System | 10.2–30.7kWh | Modular LiFePO4 | Indoor-Ready | 12-Year Warranty (shopsolarkits.com, October 1, 2026 capture) Paid link.Checked · Earlier documentLocation: Embedded product data, variant SKU
Documented
Battery energy ShopSolar prints in the name of this kit option, "1 x EG4 18kPV + 3 x 48V Ethos 5.12kWh Stackable Battery Module | 15.3kWh Capacity" (SKU K0955), on its listing "BigBattery ETHOS 12kW Energy Storage System | 10.2–30.7kWh | Modular LiFePO4 | Indoor-Ready | 12-Year Warranty", captured October 1, 2026. Seller statement for its own kit, not a manufacturer document; it is the store's figure for the kit, not a sum of the parts.
Distributor warranty: ShopSolar listing: BigBattery ETHOS 12kW Energy Storage System | 10.2–30.7kWh | Modular LiFePO4 | Indoor-Ready | 12-Year Warranty (shopsolarkits.com, October 1, 2026 capture) Paid link.Checked · Earlier documentLocation: Variant selector, option "1 x EG4 18kPV + 3 x 48V Ethos 5.12kWh Stackable Battery Module | 15.3kWh Capacity"
Documented
3 specs not documented yet: rated capacity, usable capacity, dimensionsHelp fill in ›
Published claims and calculations are not independently tested lifetime output.
Battery energy ShopSolar prints in the name of this kit option, "1 x EG4 18kPV + 3 x 48V Ethos 5.12kWh Stackable Battery Module | 15.3kWh Capacity" (SKU K0955), on its listing "BigBattery ETHOS 12kW Energy Storage System | 10.2–30.7kWh | Modular LiFePO4 | Indoor-Ready | 12-Year Warranty", captured October 1, 2026. Seller statement for its own kit, not a manufacturer document; it is the store's figure for the kit, not a sum of the parts.
Distributor warranty: ShopSolar listing: BigBattery ETHOS 12kW Energy Storage System | 10.2–30.7kWh | Modular LiFePO4 | Indoor-Ready | 12-Year Warranty (shopsolarkits.com, October 1, 2026 capture) Paid link.Checked · Earlier documentLocation: Variant selector, option "1 x EG4 18kPV + 3 x 48V Ethos 5.12kWh Stackable Battery Module | 15.3kWh Capacity"
Documented
The kit option as ShopSolar's listing prints it in its variant selector, under the listing title "BigBattery ETHOS 12kW Energy Storage System | 10.2–30.7kWh | Modular LiFePO4 | Indoor-Ready | 12-Year Warranty", captured October 1, 2026. Seller statement; the parts are listed one by one under included parts.
Distributor warranty: ShopSolar listing: BigBattery ETHOS 12kW Energy Storage System | 10.2–30.7kWh | Modular LiFePO4 | Indoor-Ready | 12-Year Warranty (shopsolarkits.com, October 1, 2026 capture) Paid link.Checked · Earlier documentLocation: Variant selector
Documented
Published claims and calculations, not independent test results.
Archived copy captured on 2026-10-01.
Location: listing title, variant selector, description and the embedded product data
Retrieved
ShopSolar's own product page, captured October 1, 2026. It establishes what this affiliate store lists, its kit options, the SKU, price and availability its product data prints for each option, and the contents it describes. It is a seller statement throughout: not a manufacturer datasheet, and it establishes no manufacturer part number, test condition or certification.
BigBattery ETHOS 12kW Energy Storage System | 10.2–30.7kWh | Modular LiFePO4 | Indoor-Ready | 12-Year Warranty - 1 x EG4 18kPV + 3 x 48V Ethos 5.12kWh Stackable Battery Module | 15.3kWh Capacity
No warranty terms on file.
Affiliate links below. Affiliate disclosure
Price for one unit, as listed by the seller. Does not include shipping. Price checked .
The seller lists this as a new unit. Condition checked .
Distributor warranty: ShopSolar listing: BigBattery ETHOS 12kW Energy Storage System | 10.2–30.7kWh | Modular LiFePO4 | Indoor-Ready | 12-Year Warranty (shopsolarkits.com, October 1, 2026 capture) Paid link.Checked · Earlier documentPrice for one unit, as listed by the seller. Does not include tax and shipping. Price checked .
The seller lists this as a new unit. Condition checked .
Official product page: BigBattery store catalog variation row for SKU K0955 (Battery QTY: 3, Inverter QTY: 1) of BigBattery ETHOS Battery & 18kPV Hybrid Inverter (ESS) | 10.24–46.1kWh | UL9540 | Grid-Tied Home Solar System (18kW PV) (DeepSeek capture bigbattery.json, captured 2026-10-27T15:33:42Z) CheckedPrices we read at ShopSolar and BigBattery · 25 readings from to
Since · Listing price (USD)
A break in a line is a gap in our readings: no price is drawn for days we did not read.
| Checked (UTC) | Seller | Price |
|---|---|---|
| Oct 1, 2026, 11:40 AM PDT | ShopSolar Paid link. | $9,142.63 |
| Oct 4, 2026, 1:16 AM PDT | ShopSolar Paid link. | $9,142.63 |
| Oct 5, 2026, 1:05 AM PDT | ShopSolar Paid link. | $9,142.63 |
| Oct 6, 2026, 1:05 AM PDT | ShopSolar Paid link. | $9,142.63 |
| Oct 8, 2026, 1:06 AM PDT | ShopSolar Paid link. | $9,142.63 |
| Oct 11, 2026, 1:05 AM PDT | ShopSolar Paid link. | $9,142.63 |
| Oct 13, 2026, 1:15 AM PDT | ShopSolar Paid link. | $9,142.63 |
| Oct 15, 2026, 1:06 AM PDT | ShopSolar Paid link. | $9,142.63 |
| Oct 16, 2026, 1:06 AM PDT | ShopSolar Paid link. | $9,142.63 |
| Oct 21, 2026, 1:36 AM PDT | ShopSolar Paid link. | $9,142.63 |
| Oct 22, 2026, 1:16 AM PDT | ShopSolar Paid link. | $9,142.63 |
| Oct 23, 2026, 3:10 AM PDT | ShopSolar Paid link. | $9,142.63 |
| Oct 25, 2026, 1:06 AM PDT | ShopSolar Paid link. | $9,142.63 |
| Oct 26, 2026, 1:07 AM PDT | ShopSolar Paid link. | $9,142.63 |
| Oct 27, 2026, 8:33 AM PDT | BigBattery Paid link. | $8,029.99 |
| Oct 29, 2026, 1:16 AM PDT | ShopSolar Paid link. | $9,142.63 |
| Oct 30, 2026, 1:26 AM PDT | ShopSolar Paid link. | $9,142.63 |
| Oct 31, 2026, 1:27 AM PDT | ShopSolar Paid link. | $9,142.63 |
| Nov 1, 2026, 1:07 AM PDT | ShopSolar Paid link. | $9,142.63 |
| Nov 3, 2026, 1:06 AM PST | ShopSolar Paid link. | $7,949.69 |
| Nov 4, 2026, 3:21 AM PST | ShopSolar Paid link. | $7,949.69 |
| Nov 5, 2026, 1:06 AM PST | ShopSolar Paid link. | $7,949.69 |
| Nov 6, 2026, 1:07 AM PST | ShopSolar Paid link. | $7,949.69 |
| Nov 7, 2026, 1:17 AM PST | ShopSolar Paid link. | $7,949.69 |
| Nov 10, 2026, 3:11 AM PST | ShopSolar Paid link. | $7,949.69 |
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Manufacturer SKU K0955 · US market
No historical observations recorded yet.
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