Soluna · Batteries · LiFePO4

Soluna 2.5K 2.56 kWh Lithium Battery

Model Soluna 2.5K

Soluna 2.5K is a compact 2.56 kWh LFP battery at 25.6 V nominal for small backup systems, extendable to 40.96 kWh across 1 to 32 parallel modules. It offers a 1C discharge rate, 6000-cycle life, built-in Wi-Fi and communication cables, and is designed for compatibility with Voltronic inverters under a 5-year warranty.

Supplied and installed by Solar Works Pakistan across Punjab. For current pricing and availability, WhatsApp +92 336 666 4321.

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Key features

  • Wall mount and floor mount
  • Extendable up to 40.96 kWh
  • 25.6 V battery voltage
  • Built-in Wi-Fi
  • Built-in communication cables
  • 1C discharge rate
  • Compatible with Voltronic inverters
  • 6000 cycles
  • 5 years warranty

Physical characteristics

Height350 mm
Width460 mm
Depth150 mm
Weight25 kg
InstallationFloor-stand / wall-mounted

Electrical characteristics

Battery typeLFP
Nominal capacity2.56 kWh
Nominal voltage25.6 V
Voltage range (usable)20 to 28.4 V
Max. charge75 A
Discharge current100 A
Depth of discharge (DoD)90%
Internal resistance30 mΩ
Cycle life6000
Battery pack round-trip efficiency> 95%
DC disconnectMOS / fuse

BMS

Power consumption< 2 W (work) · < 100 mW (sleep)
Monitoring parametersSystem voltage, system current, cell voltage, cell temperature
CommunicationCAN, WIFI, RS-485

Operating conditions

Operating temperature-10 to 50 °C
Operating temperature (recommended)15 to 30 °C
Storage temperature (recommended)-20 to 60 °C
Humidity conditions5 to 95%
AltitudeMax. 2,000 m
Cooling strategyNatural convection

Reliability, certification and warranty

CertificationTBD
TransportationUN38.3
Ingress protection ratingIP20
Module parallel1 to 32 parallel
Product and performance5-year warranty

Datasheet and related products