EG4 Electronics

EG4 18kPV + WallMount All Weather Battery ESS

ESS

EG4 18kPV + WallMount All Weather Battery ESS

ESS

The 18kPV + WallMount All-Weather Energy Storage System (ESS) is designed for scalable, reliable energy storage. Its plug-and-play installation simplifies setup, while the weather-resistant design ensures durable, consistent performance, making it a reliable backup during outages. 

This system has multiple options and configurations, making it a flexible solution for high storage applications. Certified to UL 9540 standards, EG4 ESS systems are rigorously tested to verify that inverters and batteries work safely in specific configurations. This certification ensures peace of mind with each installation, even where UL 9540 compliance isn’t required. 

Easy Setup:  
Plug-and-play design simplifies installation 

All-Weather Durability: 
Built to perform reliably in various conditions 

Reliable Backup:  
Provides dependable power during outages, supporting energy independence 

Flexible Application 
Supports both on-grid and off-grid setups 

Powerful Output 
Provides robust capacity for high energy demands 

Optimized Energy Use 
Hybrid inverter balances solar, grid, and battery power 

Expandable Design 
Easily scale up to meet future energy needs 

Smart Monitoring 
Compatible with remote performance tracking 

When configured as a UL certified ESS:  

Min configuration:1 EG4 18kPV Hybrid Inverter and 1 PowerPro WallPower All Weather 280Ah Battery 
Max configuration: 3 EG4 18kPV Hybrid Inverters and 6 PowerPro WallPower All Weather 280Ah Batteries 
Total Output Power (kW): 12-24kW  
Total Energy Capacity (kWh): 14.3-42.9 kWh 
UL 1741 Hybrid Inverter EG4 18kPV: 12kW (120/240V) 
UL 1973 | 9540A Battery: 51.2V 280Ah WallMount 
ETL listed to UL 9540: IP65 All Weather Rated 

Additional max configurations are possible by spacing ESSs 3 ft apart per NFPA 855 and IRC R328 guidelines. 

California Proposition 65 Warning