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Anker SOLIX X1 AC-Coupled 15 kWh vs FranklinWH aPower 2

Install fit
Phase support Unknown Residential whole-home backup system context via FranklinWH system components
Installation Wall or ground mounted home battery / backup system with backup-controller-based installation. Indoor / outdoor wall- or floor-mounted AC-coupled battery; Type 3R enclosure with IP67 battery pack and inverter rating.
Measurement Modular AC-coupled home energy storage and backup system; not a standalone energy meter. AC-coupled residential battery storage for solar, grid, generator, EV, self-consumption, time-of-use, and backup operation.
Inverter fit
Backup support Whole-home backup support depends on the selected X1 configuration, backup controller, protected-load design, and code-compliant installation. Whole-home backup / Emergency Backup when installed as a compatible FranklinWH system with aGate.
Battery fit
Nominal capacity 15 kWh 15 kWh
Usable capacity 15 kWh 15 kWh
Chemistry LFP Lithium iron phosphate (LFP)
Charge/discharge power 6.6 kW 10 kW
Warranty 10 years 15 years
Expansion US AC-coupled X1 configurations list 10, 15, 20, 20, 30, and 40 kWh options; broader X1 platform material describes 5-180 kWh and 3-36 kW scaling. 15 kWh per unit; up to 15 units / 225 kWh per aGate
Monitoring
Protocol Unknown FranklinWH App / aGate
Local API Unknown No
Cloud dependency Anker SOLIX app/cloud supports monitoring and management; backup-controller connectivity includes WLAN, Bluetooth, Ethernet, and optional 4G. FranklinWH App is the documented user interface; aPower 2 operates within the FranklinWH aGate system rather than as a standalone local-API battery.
Home Assistant Unknown No
Solar fit
Solar import/export Unknown Yes
Buying context
Availability United States through Anker SOLIX US product and installer/partner channels; broader X1 availability varies by regional SOLIX market. United States and Canada for SKU APR-10K15V2-US; other regions should be checked through FranklinWH or authorized dealers.
Source check
Last verified Jun 10, 2026 Jun 6, 2026
Product page Official page Official page
Documentation Official docs Official docs
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