GROWATT APX Battery Set 30kWh for MID XH inverter

Prices were last updated on February 1, 2026

Technical Specifications

Category	Specification
Product Type	High-Voltage (HV) Battery Storage System
Total Usable Capacity	30 kWh (6 × 5 kWh modules)
Battery Chemistry	Lithium-Iron Phosphate (LFP), cobalt-free
Included Components	6 × APX high-voltage batteries, BMS controller, high-voltage cables, battery base
Modular Design	Stackable battery modules for easy expansion
Protection Rating	IP65 (dust and water resistant)
Warranty	Up to 10 years
Installation	Floor-mounted, modular, indoor & outdoor
BMS Monitoring	SOC, cell voltage, temperature protection
Cell Voltage Balancing	Integrated for longer battery life
Compatible Inverters	Growatt MID XH series three-phase hybrid inverters

The GROWATT APX Battery Set 30kWh for MID XH inverter provides a complete and reliable energy storage solution for three-phase solar systems. Its modular, stackable design allows for flexible installation and future capacity expansion while keeping a compact footprint. The integrated Battery Management System continuously monitors overall battery health and individual cell performance, providing advanced protection, efficient cell balancing, and optimized battery life. With IP65-rated protection, the system is suitable for both indoor and outdoor use, while remote firmware updates and Growatt’s 10-year warranty plan ensure long-term reliability and peace of mind for residential and commercial applications alike.

GROWATT APX Battery Set 30kWh for MID XH inverter include:

Configuration for one MID XH inverter:

6 x APX batteries 5 kWh
BMS (controller for batteries)
1 x Cables for splicing the BMS with the inverter – APX H – Hight voltage
1 x battery base – APX

GENERAL INFORMATION

Works with MID XH 3-phase series inverters
APXs LFP (lithium-iron-phosphate) batteries are cobalt-free batteries and achieve excellent levels of safety and reliability
Easy installation thanks to modular, stackable design
Remote firmware update
Long life, 10-year warranty
One battery + BMS controller for 3-phase inverters are required for commissioning.
APX batteries are IP65 rated for extended trouble-free operation indoors and outdoors
The batteries have a compact housing (690/185/295mm) and weigh only 50kg for each one
APXs monitor not only the total state of the battery, but also the individual cells, and provide complete protection of the battery system
Balancing the voltage of the cells allowing the battery to last longer
Growatt waranty plan

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