Aurora YF-ESS-235AF & YF-ESS-261AF Liquid-Cooled Energy Storage System

About This Product

The Aurora YF-ESS-235AF and YF-ESS-261AF are high-capacity LiFePO4 battery energy storage systems (ESS) designed for commercial and industrial energy storage applications. They combine high energy capacity, liquid cooling, high-voltage operation and advanced communication interfaces for efficient and reliable energy management.

Key Features

Battery Type: LFP (LiFePO4)

YF-ESS-235AF Battery Pack: 46.6 kWh

YF-ESS-235AF System Capacity: 235 kWh

YF-ESS-261AF Battery Pack: 52.3 kWh

YF-ESS-261AF System Capacity: 261 kWh

Battery Voltage Range: 700–949V

Rated AC Power: 100 kW

Maximum AC Power: 120 kW

Charge/Discharge Rate: 0.5C

Depth of Discharge (DOD): 95%

Cycle Life: ≥8,000 cycles @ 25°C

Power Factor: >0.99

Grid Voltage: 400V/380V

Grid Frequency: 50/60Hz

Communication: RS485/CAN/LAN

Protection Rating: IP54

Cooling Method: Liquid cooling

Operating Temperature: -25°C to 55°C

AC Current Distortion: <3%

Outdoor Durability

The system features an IP54 protection rating and liquid-cooling technology, allowing it to operate across a wide temperature range of -25°C to 55°C. Its LiFePO4 battery chemistry and ≥8,000-cycle system life support long-term energy storage applications.

Pack Options

YF-ESS-235AF: 235 kWh system capacity with 46.6 kWh battery pack configuration.

YF-ESS-261AF: 261 kWh system capacity with 52.3 kWh battery pack configuration.

Wholesale Availability

Suitable for wholesale and bulk supply, particularly for commercial and industrial solar projects, large-scale backup power systems and energy storage installations.

Storage Instructions

Store the system in a clean, dry and suitable environment according to the manufacturer's storage requirements. Protect it from excessive moisture, condensation and unsuitable temperatures when not in operation.