ESS-20kW-100kWh

Efficient
Advanced electrical technology with up to 98.2% efficiency
All-in-one design and highly integrated
User-friendly
All-in-one
Modular design with different optional part.
Parallel installation side-by-side or back-to-back.
Supports storing energy from diesel generator.
Max. 10 pcs parallel for on-grid and off-grid operation;
Support multiple batteries parallel
Reliable
IP55 protection degree for outside installation
Independent design of electrical structure and battery system
Intelligent
Exclusive Li-ion battery BMS and EMS management
Time-slot function to save cost with peak-valley

The Westinghouse Galaxy Series ESS is a All-in-One storage system for commercial business with compatible design. It works with 50kW PCS and 100kWh batteries system. It supports storing energy from diesel generator.

WTESS-20K-100AS – Key Parameters

• Battery Type: LiFePO4

• Battery Energy: 98.88 kWh (1P30S)

• Voltage Range: 504–648 VDC

• Rated Voltage: 576 V

• Capacity (Pack): 206 Ah (LFP 3.2V)

• Cycle Life: ≥6000 cycles (0.5C, 25°C)

• Communication: RS485 / CAN

• Rated Output Power: 20 kW

• Max. Output Power: 22 kW

• Grid Voltage: 3L/N/PE 400 VAC

• Grid Frequency: 50/60 Hz

• Peak Efficiency: 98.2%

• Max. DC Input Power: 30,000 W

• MPPT Voltage Range: 180–960 V

• Start-up Voltage: 200 V

• Rated DC Input Voltage: 600 V

• MPPT Trackers: 2 (2 strings per tracker)

• Dimensions (W×D×H): 1100 × 1000 × 2100 mm

• System Weight: 1200 kg (battery) + 35 kg (inverter)

• Protection Level: IP55

• Operating Temperature: -20°C ~ 50°C

• Relative Humidity: 0–95% (non-condensing)

• Warranty: 5 Years

• Cooling: Forced Air-Cooling

• Fire Protection: Aerosol Fire Protection

• Certifications: EN62109, EN62477, IEC61000, VDE4105, EN50549