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BigBattery ETHOS 48V 10.24kWh (K0948)

Brand
BigBattery
Model
K0948
SKU / part number
K0948[1]
Category
Batteries
chargedreviews.com/batteries/bigbattery-k0948

Energy and chemistry

Nominal voltage51.2 V[1]
Rated capacity200 Ah[1]
Nominal energy10.24 kWh[1]
Usable energy?
ChemistryLiFePO4[1]
Cell format16S 2P[1]

Charge and discharge

Continuous charge current?
Continuous discharge current200 A[1]
Maximum charge current200 A[1]
Maximum discharge current?
Peak charge current?
Peak discharge current300 A[1]
Continuous output power?
Peak output?
Maximum charge voltage57 V[1]
Charge cutoff voltage?
Discharge cutoff voltage?

BMS and communication

BMS continuous current?
Communication protocolsCANBus / RS485[1]
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 × 1,100 H mm[1]
Weight123.8 kg / 272.93 lb[1]
Terminals?
Mounting / format?
Enclosure rating (IP)IP65 / NEMA 4X[1]

Installation (from the manual)

Not documented in the manual

System limits

Maximum parallel units?
Series connection?
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 10.24kWh (K0948) · K0948

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. BigBattery store page: Ethos 10.2kWh 2-Module Home Battery, SKU K0948 (September 29, 2026 capture)Affiliate link.Official product page · Revised Not stated · Checked Sep 29, 2026https://bigbattery.com/products/ethos-10-2kwh-2-module/
  2. BB-x-EG4-08_11-ETHOS-ESS-USER-MANUAL.pdfOfficial user manual · Revised Not stated · Checked Sep 20, 2026https://bigbattery.com/wp-content/uploads/2026/08/BB-x-EG4-08_11-ETHOS-ESS-USER-MANUAL.pdf
  3. ETHOS-SpecSheet-1.4-BatteryCB.pdfOfficial datasheet · Revised Not stated · Checked Sep 20, 2026https://bigbattery.com/wp-content/uploads/2026/04/ETHOS-SpecSheet-1.4-BatteryCB.pdf