EG4 FlexBOSS18 13kW AC Hybrid Inverter - 48V Split Phase 18kW PV Input EG4FLEXBOSS18

Key Benefits of the EG4 FlexBOSS18 Hybrid Inverter

The EG4 FlexBOSS18 is packed with features designed to maximize efficiency, provide robust backup power, and offer unparalleled versatility.

• High Power Output & Efficiency: This inverter delivers a robust $13\text{kW}$ continuous AC output with PV input, ensuring ample power for high-demand loads like HVAC systems. It also offers $10\text{kW}$ continuous output from batteries alone, providing reliable backup power during grid outages. With an impressive $18\text{kW}$ maximum solar input, you can harvest more energy from your solar panels. The high efficiency, including $99$ MPPT efficiency, $94$ battery-to-grid efficiency, and $97.5$ PV-to-grid efficiency, minimizes energy loss.

• Seamless Integration & Compatibility: Designed for grid-tied, off-grid, and hybrid setups, the FlexBOSS18 is incredibly adaptable to various energy needs. It features closed-loop communication with EG4 batteries (including EG4 WallMount and GridBOSS systems), ensuring optimal battery management and performance. It's also compatible with the EG4 GridBOSS MID for advanced energy management, time-of-use optimization, load shifting, and backup prioritization.

• Industry-Leading Compliance & Safety: The inverter is UL1741-certified, ensuring high standards of safety and reliability for your solar inverter. It includes built-in Rapid Shutdown (RSD) for NEC 690.12 compliance, enhancing safety during emergencies, and multiple protection features such as PV reverse polarity, over-voltage, short circuit, AFCI, and GFCI.

• Cost-Effective & User-Friendly: The EG4 FlexBOSS18 offers a competitive entry point into the hybrid solar market without compromising on quality or performance. Its wall-mountable design with a compact footprint simplifies installation. A plug-in Wi-Fi module is included for remote system monitoring via the EG4 app, giving you real-time control and insights. Additionally, its up to $600\text{VDC}$ PV input reduces the need for an external combiner box, streamlining your solar energy system setup.

Warranty Information

The EG4 FlexBOSS18 13kW AC Hybrid Inverter comes with a substantial warranty, reflecting the manufacturer's confidence in its durability and performance. EG4 Electronics offers a 10-year Full Parts Replacement or Full Product Replacement Warranty from the original purchase date.

To ensure your warranty remains valid, it must be registered within the first year of purchase, or you must provide proof of purchase from an authorized EG4 distributor. This warranty is limited to the original purchaser and is one-time transferable if the product remains installed in its original location. 

Best Uses for the EG4 FlexBOSS18

The versatility and robust features of the EG4 FlexBOSS18 hybrid inverter make it ideal for a wide range of applications, from residential whole-home backup to sophisticated commercial solar energy systems.

• Residential Whole-Home Backup: Perfect for ensuring your home remains powered during grid outages, offering reliable backup power for essential appliances and high-demand loads.

• Off-Grid Living: Provides a robust foundation for completely off-grid homes or remote cabins, allowing you to achieve full energy independence with reliable power generation and storage.

• Grid-Tied with Battery Storage: Optimize your energy consumption by storing excess solar energy and using it during peak demand times or at night, significantly reducing utility bills and leveraging time-of-use optimization with the GridBOSS MID.

• Commercial and Small Business Applications: Its high power output and scalability make it suitable for small commercial establishments looking to reduce operational costs and enhance energy security.

• DIY Solar Projects: Given its user-friendly installation options and comprehensive features, it's an excellent choice for individuals comfortable with handling their own solar panel and battery storage installations.

Product Specification Table

About EG4 Electronics

EG4 Electronics is a Dallas, Texas-based company founded in 2021, dedicated to empowering energy independence for everyone. Driven by innovation, customer focus, and accessibility, EG4 aims to make solar energy solutions affordable and widely available. They specialize in professionally engineered batteries, hybrid inverters, and other solar components, all designed and developed in the United States. 

Frequently Asked Questions (FAQs)

Q: Can the EG4 FlexBOSS18 be used with a generator for charging?

 A: While directly connecting a generator to the FlexBOSS18's grid connection is not recommended due to potential safety issues, it can be integrated with a generator through an EG4 Chargeverter or the EG4 GridBOSS MID for safe and efficient battery charging in an off-grid setup.

Q: What type of batteries are compatible with the EG4 FlexBOSS18?

A: The FlexBOSS18 is designed for optimal performance with EG4 48V batteries, including the EG4 WallMount and EG4 PowerPro series, utilizing closed-loop communication for seamless integration and management.

Q: Does the FlexBOSS18 support time-of-use optimization?

A: Yes, when paired with the EG4 GridBOSS MID, the FlexBOSS18 can support advanced energy management features like time-of-use optimization, load shifting, and backup prioritization, allowing you to intelligently manage your solar energy system.

Q: Is the EG4 FlexBOSS18 suitable for outdoor installation?

A: The EG4 FlexBOSS18 features a rugged design with NEMA 4X protection, ensuring it can withstand harsh outdoor conditions and is suitable for both indoor and outdoor installations.

Q: How does the FlexBOSS18 compare to other EG4 inverters like the 18kPV?

A: The FlexBOSS18 is a newer design that emphasizes seamless integration with the GridBOSS MID for comprehensive AC-side management, simplifying complex system architectures for scaling and maintenance. While the 18kPV is an all-in-one, the FlexBOSS18, in conjunction with the GridBOSS, offers a more modular and potentially easier-to-manage system for certain applications, especially those requiring generator integration or multi-inverter setups.