Solis 9kW 1-Phase 4-MPPT Solis-1P9K-4G-US-APST Advanced 4G Technology Inverter

Key Features

• High Efficiency: Achieves 97.8% peak efficiency and 97.5% CEC weighted efficiency.
• 4 MPPT Inputs: Industry-leading four independent MPPTs for optimal energy harvest.
• Advanced Safety Features: Arc Fault Circuit Interruption (AFCI), ground fault monitoring, and integrated DC switch.
• Rapid Shutdown Compliance: Built-in Sunspec Certified Module Level Rapid Shutdown Transmitter for NEC 690.12 compliance.
• Smart Monitoring & Connectivity: Supports Wi-Fi, cellular, and RS485 communication with Sunspec Modbus RTU compatibility.
• Durable & Weatherproof: NEMA 4X-rated for outdoor installation, ensuring protection in harsh environments.
• Extended Warranty Options: Standard 10-year warranty, extendable to 20 years.

Best Applications

• Residential Solar Installations – Ideal for home rooftop PV systems requiring high efficiency and reliability.
• Small Commercial Systems – Perfect for business owners looking to reduce energy costs with solar power.
• Grid-Tied Systems – Supports net metering, maximizing solar self-consumption and grid efficiency.

Special Technology

The Solis-1P9K-4G-US-APST features multi-MPPT tracking technology, allowing optimized power generation from multiple PV strings. This ensures maximum energy production even in partially shaded conditions. Additionally, its integrated rapid shutdown and AFCI protection provide industry-leading safety compliance.

About Solis

Solis is a global leader in solar inverter technology, known for its highly efficient, durable, and grid-compliant solutions. With a focus on innovation and sustainability, Solis inverters are trusted by solar professionals worldwide.

Specifications

Why Buy From US Solar Supplier?

As an American founded company out of Kentucky, US Solar Supplier is committed to providing top-quality solar products, backed by the world’s leading manufacturers. Our promise is to get you the fairest price from the best brands that offer warranties you can count on. We are updating our inventory daily with solar components that offer the latest technology. With a reputation for excellence and a dedication to customer satisfaction, we ensure that every product we sell meets the highest standards in the industry.

Need Assistance?
We’re here to help! If you have any questions or need more information before making your purchase, don’t hesitate to call us at 1-800-230-7004. Our knowledgeable and friendly team is ready to assist you with product details, installation advice, or the purchasing process.

Why Buy From Us?
Trusted Supplier: We work with Tier 1 manufacturers who stand behind their products.

Expert Support: Our team is here to guide you every step of the way.

Manufacturer-Backed Warranties: Enjoy peace of mind with the 25-year performance guarantee and 12-year product warranty directly from the manufacturer.
Easy and Secure Checkout: Your information is protected with top-notch security for a smooth, worry-free transaction.

Join the many satisfied customers who have trusted us for their solar needs. Add to your cart now to secure your high-efficiency solar panels and take the next step towards sustainable energy!