FREEDOM EX 4000 - 4000W Inverter/Charger 80A 120V/48VDCThe FREEDOM EX 4000 is a truly unique, true sine wave power solution packing a powerful 48VDC, 4000W (8000W [5s]) inverter, 80A 48VDC battery charger, 50A transfer relay, and a 48VDC to 12VDC, 45A converter inside one box. Designed for mobile applications that utilize 48VDC battery systems, the FREEDOM EX 4000 is designed to work as a standalone AC and DC power solution or supplement an existing generator to create a hybrid system. The FREEDOM EX 4000 features the most widely used communication protocols - RV-C (RV), enabling it to be used in virtually any application that requires integration with 3rd party MFPs and software.Features: Stack up to 3 units in parallel; up to 2 units in series 48VDC to 12VDC converter output Highly configurable charger specifically designed for lithium-ion batteries Built-in 50A Transfer Relay Extended Surge Rating to 2X continuous power for 5 seconds True Sine Wave AC Power Ignition Control Feature to turn the inverter on/off via a 12VDC signal Easily configurable settings to charge any lithium-ion battery This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Quick Guide (pdf)Owner&';s Manual (pdf)