AlphaESS SMILE-BAT-8.2PH – High-Voltage LiFePO4 Battery Storage System

The AlphaESS SMILE-BAT-8.2PH is a high-performance, modular lithium iron phosphate (LiFePO4) battery designed for residential energy storage applications. Combining advanced battery technology, integrated battery management and a flexible modular architecture, it provides a reliable and scalable solution for modern energy storage systems.

With a nominal capacity of 8.2 kWh per module and an expandable system capacity of up to 49.2 kWh, the SMILE-BAT-8.2PH is suitable for residential photovoltaic installations and compatible energy storage solutions.

Key Features and Benefits

8.2 kWh Battery Capacity: Each module provides 8.2 kWh nominal capacity and 7.8 kWh usable energy.

Expandable Storage: Supports 1 to 6 battery modules connected in parallel, providing a total capacity of 8.2–49.2 kWh.

LiFePO4 Technology: Lithium iron phosphate chemistry offers excellent thermal stability, safety and long service life.

Long Cycle Life: Rated for up to 10,000 charging and discharging cycles under specified test conditions.

95% Depth of Discharge: High usable battery capacity for efficient energy storage.

Integrated BMS: Battery Management System continuously monitors voltage, current, cell temperatures and other essential operating parameters.

IP65 Protection: Dust-tight and water-resistant enclosure suitable for outdoor installation under specified operating conditions.

Modular Plug-and-Play Design: Simplifies installation and future storage capacity expansion.

10-Year Performance Warranty: Includes a 5-year product warranty and a 10-year performance warranty.

Technical Specifications

Parameter

Specification

Manufacturer

AlphaESS

Model

SMILE-BAT-8.2PH

Battery Technology

Lithium Iron Phosphate (LiFePO4)

Battery Type

High Voltage

Nominal Capacity

8.2 kWh

Usable Capacity

7.8 kWh

Expandable Capacity

8.2–49.2 kWh

Maximum Usable Capacity

46.7 kWh

Nominal Voltage

256 V

Operating Voltage

240–288 V

Depth of Discharge

95%

Maximum Charging Current

38.4 A

Maximum Discharging Current

38.4 A

Cycle Life

10,000 cycles*

Protection Rating

IP65

Operating Temperature

-10}C to +50}C