SolaX Triple Power T58 5.8kWh Slave Battery Storage

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The SolaX Triple Power T58 5.8kWh Slave Battery Storage is a high-voltage lithium iron phosphate (LiFePO₄) expansion battery designed to increase the storage capacity of SolaX Triple Power energy storage systems. Working alongside a T58 Master Battery, it enables scalable storage of up to 28.8kWh or more, helping homeowners maximise solar self-consumption and backup power. With over 6,000 charge cycles, an IP66-rated enclosure and seamless integration with SolaX hybrid inverters, the T58 Slave Battery provides a reliable, efficient and flexible solution for residential energy storage.

Battery Attribute Specification
Battery Chemistry Lithium Iron Phosphate (LiFePO₄)
Nominal Capacity 5.8kWh
Usable Capacity 5.5kWh (95% DoD)
Nominal Voltage 115.2V
Operating Voltage Range 100–130V
Depth of Discharge 95%
Rated Charge / Discharge Power 2.9kW
Maximum Charge / Discharge Power 4.0kW
Recommended Charge / Discharge Current 25A
Maximum Charge / Discharge Current 35A
Cycle Life >6,000 Cycles
Communication RS485
Scalability Requires T58 Master Battery, expandable to 5 modules
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