ZT-PESS-2k Spark Portable Power Station 2kWh | 1000W | UPS ≤20ms The ZTTEK Spark 2kWh doubles the capacity of the 1kWh series, delivering 2009.6 Wh of LFP energy in a portable unit for longer outage coverage, home backup, and solar self-consumption. With 1000W AC output across two outlets, 8-layer BMS protection, and ≤20 ms UPS transfer, the Spark 2kWh is designed to keep more devices running for longer — with the safety architecture to match.

2kWh LFP Battery, 3,000-Cycle Lifespan

Double the capacity for extended backup coverage.
- Rated capacity: 2009.6 Wh; cell: 6.4 V / 314 Ah
- Cycle life: ≥3,000 cycles to 80% capacity
- Operating temperature: charge/discharge -20°C to 45°C
- 8-layer BMS: over-current, short-circuit, over-temp, under-voltage, over-voltage, reverse current, cell balancing, lightning protection



UPS Function with ≤20ms Transfer

Seamless power continuity for home offices and sensitive appliances.
- UPS transfer time: ≤20 ms
- Protects computers, routers, smart home devices, and refrigerators from interruption
- Indicator LEDs for real-time battery status



1000W AC Output with Portable Size

Run multiple devices at the same time from a single unit.
- AC output: 1000W across 2 × 220V outlets
- Portable at 28 kg: substantial capacity in a form factor that remains moveable.



Charging time


AC full charge

~2 hrs

Solar full charge

~4 hrs


Applications



Extended Home Backup

Run refrigerators, TVs, computers, and toasters through multi-hour outages.


Solar & ToU Optimization

Store solar generation or off-peak grid energy for use during peak tariff windows.


Home Office Protection

UPS-grade switchover keeps workstations and connectivity online during outages.


Outdoor Power

Power camping setups, food equipment, and entertainment systems off-grid.