Sol-Ark SA-8K 8.0kW Battery-Based Hybrid Inverter (SA-8K-2P)

Solar-Ark SA-8K Hybrid Inverter: Reliable 8.0kW Battery-Based Power Solution

The Sol-Ark SA-8K (SA-8K-2P) is a powerful and versatile all-in-one hybrid inverter designed for residential and light commercial applications. Capable of operating with or without batteries, this 8,000W unit supports grid-tie, off-grid, and battery backup configurations with seamless integration of solar, battery, grid, and generator power sources.

Key Features & Benefits

• Flexible Operation Modes: Supports grid-tie (sell power back to utility), off-grid, zero export, time-of-use, and meter zero modes—providing complete control over energy management.
• Battery or Battery-Less Operation: Can function as a standard grid-tie PV inverter without batteries, or add batteries at any time for backup power and energy shifting.
• Dual AC/DC Coupling: Accommodates both DC-coupled solar (for high efficiency) and AC-coupled solar (for retrofitting existing systems), offering maximum design flexibility.
• Dual MPPT Charge Controllers: Features two MPPT trackers with 150–425V operating range and 18A per tracker, supporting up to 11,000W of total PV input power.
• Integrated Safety Features: Built-in Arc Fault Circuit Interrupter (AFCI), Ground Fault Detector Interrupter (GFDI), and rapid shutdown capabilities—eliminating need for external safety components.
• Dual AC Inputs: Supports both grid and generator connections with automatic transfer (4ms transfer time) for reliable backup power.
• Battery Temperature Sensor (BTS) Included: Ensures optimal charging and extended battery life by monitoring battery temperature.
• Rugged IP65/NEMA 3R Enclosure: Suitable for indoor or outdoor installation, protecting against rain, sleet, and snow.
• UL1741-SA (Rule-21) Certified: Compliant with advanced grid-support functions including volt/var, frequency-watt, and ride-through requirements—approved for California, Hawaii, and other Rule-21 states.
• Wi-Fi & LAN Monitoring: Built-in Wi-Fi and LAN hardware included for remote monitoring and system management.

Technical Specifications

Certifications

UL1741-2010/2018, IEEE1547a-2003/2014, FCC 15 Class B, UL1741-SB, CA Rule 21, HECO Rule 14H

Integrated Safety & Protection

• PV DC Disconnect Switch (NEC 240.15) – Integrated
• Ground Fault Detection (NEC 690.5) – Integrated
• PV Rapid Shutdown Control (NEC 690.12) – Integrated
• PV Arc Fault Detection (NEC 690.11) – Integrated
• PV Input Lightning Protection – Integrated
• PV String Input Reverse Polarity Protection – Integrated
• AC Output Breaker 63A – Integrated
• 250A Battery Breaker/Disconnect – Integrated
• Surge Protection: DC Type II / AC Type II

Warranty

10-Year Limited Warranty

Documents

• Official Datasheet / Spec Sheet (PDF)
• User Manual (PDF)

Advanced Hybrid Inverter Technology

The Solar-Ark SA-8K hybrid inverter integrates advanced technology to manage solar energy efficiently. Designed explicitly for battery-based systems, this 8.0kW inverter offers seamless switching between solar power, battery storage, and grid electricity. Its high-performance design ensures maximum energy utilization, helping users reduce reliance on the grid and optimize renewable energy usage. The inverter's durable components provide reliable operation, even in demanding environments, making it ideal for off-grid and grid-tied installations.

Versatile Battery and Solar Compatibility

Compatible with a wide range of battery types including lithium-ion and lead-acid, the Solar-Ark SA-8K hybrid inverter supports flexible energy storage options. This adaptability allows users to customize their solar energy systems according to specific needs and budget. The inverter also features dual MPPT (Maximum Power Point Tracking) inputs, which optimize solar panel voltage and maximize charging efficiency. This versatility makes it a perfect choice for residential and commercial solar power setups.

Robust Safety and Smart Monitoring Features

Safety and system monitoring are top priorities in the Solar-Ark SA-8K hybrid inverter. Equipped with multiple protection features such as overload, short-circuit, and over-voltage safeguards, it safeguards connected batteries and appliances. Additionally, the inverter includes intelligent monitoring capabilities through an easy-to-use interface and remote access. This enables users to track real-time performance and energy flow, ensuring optimal operation and prompt troubleshooting whenever needed.