4kWh Portable Power Station


Spark 4kWh Portable Power Station

Model: ZT-PESS-4k

Model: ZT-PESS-4k Pro

  • High-capacity, high-power portable backup
  • 314Ah high density LFP battery, 3000-cycle long lifespan
  • Supports longer backup with greater peace of mind
  • Maintains portability for flexible deployment
  • UPS power (4 kWh model) with ≤20 ms transfer time

 

Charging:

Model: ZT-PESS-4k Pro
  • AC full charge: 1.5+ hours
  • Solar full charge: 1.5+ hours
Model: ZT-PESS-4k
  • AC full charge: 1.5+ hours
  • Solar full charge: 1.5+ hours

 

Applications: 

Extended home backup · Field operations · Professional use · Solar & ToU optimization