Solis 6kW Single Phase Inverter 1P6K-4G-US-APST

The Solis 1P6K-4G-US-APST is a 6kW single-phase grid-tied inverter featuring built-in APS module-level rapid shutdown and optional revenue grade metering. Engineered for U.S. residential installations, it combines safety, performance, and compliance with modern solar codes.

Key Benefits

High Efficiency: Up to 97.8% max efficiency with 97.5% CEC efficiency for optimal energy yield.

Module-Level Shutdown: Built-in APS transmitter supports rapid shutdown for UL 3741 compliance.

Flexible MPPT Design: Three MPPT inputs allow for optimized string layout across roof orientations.

Revenue Grade Metering: Optional ANSI C12.20-2010 compliant meter supports utility programs.

Outdoor Ready: Type 4X enclosure supports installation in harsh weather conditions.

Special Technology

Transformerless Design: Lightweight and efficient with low self-consumption (< 1W at night).

Built-in AFCI: Integrated arc fault protection enhances system safety.

Advanced Communication: RS485 with optional Wi-Fi and cellular for remote monitoring.

Warranty

Includes a 10-year standard warranty with optional extensions available.

Best Uses

Residential Rooftop Systems: Ideal for single-phase homes needing rapid shutdown and utility metering compliance.

Code-Compliant Installations: UL1741SB, NEC 690.12-2020, and Rule 21 compliant.

Multi-Roof Designs: Three MPPTs support varying panel orientations or shaded areas.

Specifications Table

About Solis:

Solis is a global leader in solar inverter technology, offering efficient, reliable, and affordable grid-tied and hybrid inverters for residential, commercial, and utility-scale applications. Known for innovation and durability, Solis products are engineered to optimize energy yield and support smart energy management through advanced monitoring solutions. With a strong global presence and commitment to sustainability, Solis helps accelerate the transition to clean, renewable energy.

FAQs

Is the 1P6K-4G-US-APST-RGM compatible with my solar panels?
Yes, the 1P6K-4G-US-APST-RGM is compatible with most modern PV modules. Your installer will confirm optimal compatibility based on your system's voltage and current requirements.

Do I need a battery to use the 1P6K-4G-US-APST-RGM?
No battery is required. This hybrid inverter can operate in grid-tied mode without a battery. However, pairing it with a battery enables energy storage for nighttime use or backup during outages.

How do I monitor the performance of my inverter?
The 1P6K-4G-US-APST-RGM supports Wi-Fi and app-based monitoring, letting you view real-time production, system health, and battery status (if installed) from your smartphone or web portal.

What happens if there is a power outage?
If equipped with a compatible battery and backup configuration, this inverter can power critical loads during an outage. Without a battery, it will shut down in compliance with grid safety regulations.

How do I maintain the 1P6K-4G-US-APST-RGM?
The unit requires minimal maintenance. Periodically inspect for warning indicators, ensure proper ventilation, and consult your installer for recommended service intervals.

What is the efficiency of the 1P6K-4G-US-APST-RGM?
It offers high operational efficiency. For specific performance figures such as CEC or peak efficiency, refer to the manufacturer’s datasheet.

What are the input and output voltage ranges?
This inverter supports 240V split-phase output. Refer to the technical documentation for exact DC input range, maximum current, and AC output specifications.

What communication protocols does it use?
The inverter supports Wi-Fi, Zigbee, and RS485. These protocols enable integration with monitoring systems and compatible smart energy devices.