Solis 6kW Single-Phase Grid-Tied String Inverter, US Plus Series Solis-1P6K-4G-US-APST

The Solis-1P6K-4G-US-APST is a 6 kW single-phase grid-tied string inverter designed for residential and small commercial solar PV systems. Part of the Solis US Plus Series, this inverter combines high efficiency, flexible string design, and integrated safety features to meet modern NEC requirements and utility interconnection standards.

Engineered to support high-wattage modules and evolving code requirements, it’s a reliable choice for rooftop solar installations where performance, monitoring, and long-term durability matter.

Key Benefits

6 kW Residential Output
Delivers 6,000 W of rated AC output power for single-phase residential solar systems.

Single-Phase Grid-Tied Design
Optimized for standard U.S. residential electrical service.

Dual MPPT Configuration
Allows flexible string layouts and improved energy harvest across multiple roof planes.

High Efficiency Performance
Advanced inverter technology ensures strong conversion efficiency and consistent production.

Integrated Rapid Shutdown Support (APST)
Built-in APS transmitter support simplifies NEC rapid shutdown compliance.

Advanced Monitoring & Communications
Supports real-time system monitoring and diagnostics through compatible Solis communication accessories.

Applications

• Residential rooftop solar systems

• Small commercial PV installations

• Retrofit inverter replacements

• Grid-tied solar arrays requiring rapid shutdown compliance

Warranty

Standard Manufacturer Warranty: 10 years

Product Specifications