Power Through Anything with the Most Advanced Hybrid Inverter Available
The Sol-Ark 18K-2P is the ultimate residential hybrid inverter for those who demand unmatched performance, flexibility, and reliability. Engineered to handle even the most extreme off-grid and backup scenarios, it delivers 18,000W of continuous power and up to 36,000W of surge capacity—perfect for large homes, critical systems, and demanding motor loads like HVAC units.
With support for over 40kW of solar input via AC coupling, this powerhouse enables massive energy harvesting while offering seamless grid integration, generator support, and full battery backup. Its American-engineered firmware, secure data handling, and UL-certified build ensure peace of mind and long-term dependability.
Key Features & Benefits:
-
⚡ 18,000W Continuous / 36,000W Surge Power – Ideal for whole-home backup and high-demand loads
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☀️ Supports Over 40kW of Solar (AC Coupled) – Build massive arrays for maximum energy harvesting
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🔋 350A Battery Charger – Fast, efficient charging for large 48V battery banks
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⚙️ 3x MPPTs + 6x DC Inputs – Maximize solar efficiency and system flexibility
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🔁 200A Grid Pass-Through + 5ms Auto Transfer – Seamless switchover during outages
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🧠 Virtual Power Plant Ready + Time-of-Use Settings – Smart grid and off-grid compatible
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🔐 DataLock Secure Firmware – U.S.-based engineering and secure communications
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🔌 Generator Ready + Auto Start Capable – Integrated GEN port for additional resilience
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🛡️ UL1741, IEEE1547 & NEMA 3R Rated – Fully certified for residential use
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📦 DIY-Friendly Setup – Save thousands on install with included resources & support
-
🧰 Stackable Up to 12 Units – Expandable for large residential or commercial needs
-
✅ 10-Year Warranty + Legendary U.S. Support
User Manual / Documents:
Power Through Anything with the Most Advanced Hybrid Inverter Available
The Sol-Ark 18K-2P is the ultimate residential hybrid inverter for those who demand unmatched performance, flexibility, and reliability. Engineered to handle even the most extreme off-grid and backup scenarios, it delivers 18,000W of continuous power and up to 36,000W of surge capacity—perfect for large homes, critical systems, and demanding motor loads like HVAC units.
With support for over 40kW of solar input via AC coupling, this powerhouse enables massive energy harvesting while offering seamless grid integration, generator support, and full battery backup. Its American-engineered firmware, secure data handling, and UL-certified build ensure peace of mind and long-term dependability.
Key Features & Benefits:
-
⚡ 18,000W Continuous / 36,000W Surge Power – Ideal for whole-home backup and high-demand loads
-
☀️ Supports Over 40kW of Solar (AC Coupled) – Build massive arrays for maximum energy harvesting
-
🔋 350A Battery Charger – Fast, efficient charging for large 48V battery banks
-
⚙️ 3x MPPTs + 6x DC Inputs – Maximize solar efficiency and system flexibility
-
🔁 200A Grid Pass-Through + 5ms Auto Transfer – Seamless switchover during outages
-
🧠 Virtual Power Plant Ready + Time-of-Use Settings – Smart grid and off-grid compatible
-
🔐 DataLock Secure Firmware – U.S.-based engineering and secure communications
-
🔌 Generator Ready + Auto Start Capable – Integrated GEN port for additional resilience
-
🛡️ UL1741, IEEE1547 & NEMA 3R Rated – Fully certified for residential use
-
📦 DIY-Friendly Setup – Save thousands on install with included resources & support
-
🧰 Stackable Up to 12 Units – Expandable for large residential or commercial needs
-
✅ 10-Year Warranty + Legendary U.S. Support
User Manual / Documents:
Sol-Ark 18K Premium Hybrid Inverter | 18kW Continuous / 36kW Surge | 48V | Supports 40kW+ Solar | UL Certified | 10-Year Warranty
- Regular price
- $7,398.00
- Sale price
- $7,398.00
- Regular price
-
$8,999.00
No obligation — get a custom quote in minutes
Lifetime Support on Every Order, Guaranteed.
Sol-Ark 18K Premium Hybrid Inverter | 18kW Continuous / 36kW Surge | 48V | Supports 40kW+ Solar | UL Certified | 10-Year Warranty
Testimonials
50,000+ Happy Customers
Join thousands of happy customers who made the switch to solar.
"Amazing experience from start to finish. The team was incredibly helpful and the system is performing beyond expectations. Couldn't be happier with our decision."
"The whole process was seamless. From ordering to installation, everything was straightforward. Our electricity bill has dropped significantly!"
"Best investment we've made for our home. The customer support is outstanding — they walked us through every step of the setup process."
"We compared prices everywhere and this was by far the best deal. The quality of the panels is top-notch and installation guidance was superb."
"Great product and even better customer service. They helped us design the perfect system for our needs. Highly recommend to anyone considering solar."
"From the free proposal to the final install, everything exceeded our expectations. We're producing more energy than we consume most months!"
"Amazing experience from start to finish. The team was incredibly helpful and the system is performing beyond expectations. Couldn't be happier with our decision."
"The whole process was seamless. From ordering to installation, everything was straightforward. Our electricity bill has dropped significantly!"
"Best investment we've made for our home. The customer support is outstanding — they walked us through every step of the setup process."
"We compared prices everywhere and this was by far the best deal. The quality of the panels is top-notch and installation guidance was superb."
"Great product and even better customer service. They helped us design the perfect system for our needs. Highly recommend to anyone considering solar."
"From the free proposal to the final install, everything exceeded our expectations. We're producing more energy than we consume most months!"
Support
Frequently Asked Questions
Can't find what you're looking for? Reach out to our friendly support team.
Contact SupportYes. Our team can help you choose the right solar kit based on your goals, power needs, and location. We provide personalized guidance before and after your purchase at no additional cost.
Most products ship directly to your door using the most cost effective ground shipping services depending on size. You’ll receive tracking details and delivery coordination as soon as your order ships.
Many of our customers complete the majority of installation themselves using our diagrams and support resources. For final electrical connections, a licensed electrician may be required depending on local codes.
While we do not directly install systems, we can help connect you with qualified local professionals and provide technical documentation to support your installer.
We stand behind our products. If you have specific questions about returns, eligibility, or specific product conditions, you can learn more in our help center linked below.
All components are backed by manufacturer warranties. In addition, our team provides free lifetime technical support to assist you throughout the life of your system.
Yes! We offer a variety of flexible payment plans to fit any budget. Options include monthly financing with competitive interest rates, and some plans require no money down. Apply during checkout and get approved in minutes.
You’ll have direct access to our support team via phone, email, and chat. Whether it’s setup guidance or troubleshooting years down the road, we’re here to help.
Flexible Payment Options
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