Sol-Ark 18K Packages
Are You Looking for a 15K Sol-Ark Kit?
The Sol-Ark 15K inverter is no longer available in our current system lineup. It has been replaced with a more powerful upgrade, the Sol-Ark 18K inverter.
If you originally had the 15K in mind, the 18K is designed to give you more capacity, more flexibility, and better long-term performance.
Why Upgrade to 18K?
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True Whole-Home Power
18,000W continuous output directly from battery. No stacking required for most homes. -
Handles Heavy Loads Easily
Up to 36,000W surge capacity. Ideal for HVAC systems, compressors, and well pumps. -
More Solar, More Production
Supports up to 28.8kW of PV input for stronger performance year-round. -
Stronger Battery Integration
Up to 350A charge and discharge. Works seamlessly with larger battery banks. -
Built to Scale With You
Expand your system over time without redesigning everything.
What This Means for You
If you were searching for a 15K system, chances are you need a system that can handle real energy demands.
The 18K does not just replace it. It gives you more headroom, more reliability, and a better long-term investment.