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BigBattery ETHOS 48V 15.36kWh (K0950)

Brand
BigBattery
Model
K0950
SKU / part number
K0950[2]
Category
Batteries
chargedreviews.com/batteries/bigbattery-k0950

Energy and chemistry

Nominal voltage51.2 V[1, 2]
Rated capacity300 Ah[1, 2]
Nominal energy15.36 kWh[1, 2]
Usable energy?
ChemistryLiFePO4[1, 2]
Cell format16S 3P[1, 2]

Charge and discharge

Continuous charge current?
Continuous discharge current250 A[1, 2]
Maximum charge current200 A[1, 2]
Maximum discharge current?
Peak charge current?
Peak discharge current300 A[1, 2]
Continuous output power?
Peak output?
Maximum charge voltage58.8 V[1, 2]
Charge cutoff voltage?
Discharge cutoff voltage?

BMS and communication

BMS continuous current?
Communication protocolsCANBus / RS485[1, 2]
Wireless monitoring?
Inverter compatibility?

Operating temperature

Charging temperature0 to 45 °C[1]
Discharging temperature-20 to 60 °C[1]
Storage temperature-20 to 45 °C[1]
Self-heating?

Mechanical and mounting

Dimensions170 D × 674 W × 1,520 H mm[1, 2]
Weight175.5 kg / 386.91 lb[1, 2]
Terminals?
Mounting / format?
Enclosure rating (IP)IP65[1, 2]Needs confirmation

Installation (from the manual)

Not documented in the manual

System limits

Maximum parallel units?
Series connectionNo[1]
Maximum system energy?

Page 1 of 2 · Installation values · ? means nothing is recordedAggregated, often community-reported information, not official documentation. Do not rely on it for installation, purchase or compliance decisions; always confirm values with the manufacturer’s official documentation. Charged Reviews accepts no responsibility for errors.

Charged Reviews · Quick reference

BigBattery ETHOS 48V 15.36kWh (K0950) · K0950

Warranty

Warranty term?
Warranty cycle limit?
Warranted throughput?
Capacity retention?
Cycle rating?
Estimated throughput?
Coverage starts?
Coverage conditions?
Remedy?
Labor and shipping?
Transfer to another owner?
Registration?

Certifications and listings

UL 1973?
UL 9540?
UL 9540A?
UN 38.3?
IEC 62619?
CE?

Documents and sources

  1. BB-x-EG4-08_11-ETHOS-ESS-USER-MANUAL.pdfOfficial user manual · Revised Not stated · Checked https://bigbattery.com/wp-content/uploads/2026/08/BB-x-EG4-08_11-ETHOS-ESS-USER-MANUAL.pdf
  2. ETHOS-SpecSheet-1.4-BatteryCB.pdfOfficial datasheet · Revised Not stated · Checked https://bigbattery.com/wp-content/uploads/2026/04/ETHOS-SpecSheet-1.4-BatteryCB.pdf
  3. ShopSolar store product data for its "BigBattery 48V ETHOS Stackable Battery" listing (captured October 18, 2026)Paid link.Distributor product feed · Revised Not stated · Checked https://shopsolarkits.com/products/bigbattery-ethos.json