Xantrex Freedom EX 4000 Inverter/Charger – 4000W, 80A, 120V/48VDC – 820-4080-41

The Xantrex Freedom EX 4000 is a high-capacity true sine wave inverter/charger designed for marine, RV, and off-grid applications. Delivering 4,000 watts of continuous AC power and an 80-amp multi-stage battery charger, this unit provides reliable, utility-grade electricity from a 48V DC battery bank while maintaining optimal battery health.

Featuring true sine wave output, the Freedom EX 4000 safely powers sensitive electronics, including laptops, TVs, medical devices, and motor-driven appliances. Its high surge capacity can handle startup loads for compressors, pumps, and tools. The integrated automatic transfer switch ensures seamless switching between inverter and AC input sources, such as shore power or generators.

Compact and durable, the Freedom EX 4000 is ideal for demanding off-grid and mobile power systems, combining efficiency, safety, and advanced battery management in a single package.

🔧 Technical Specifications

Inverter

• Inverter Type: True Sine Wave

• Continuous Power Output: 4,000 watts

• Surge Power: 8,000 watts

• DC Input Voltage: 48 VDC

• AC Output Voltage: 120 VAC ±5%

• Output Frequency: 60 Hz ±0.05%

• Maximum AC Output Current: 33.3 amps

• Peak Efficiency: Up to 90%

• No-Load Power Draw: Low idle consumption

Battery Charger

• Charging Output: 80 amps

• Charger Type: Multi-stage smart charger

• Battery Types Supported: Flooded, AGM, Gel (selectable)

• Power Factor Corrected: Yes

Transfer & Connectivity

• Automatic Transfer Switch: Yes

• Transfer Time: < 30 ms

• AC Connections: Hardwire terminals

• DC Connections: Battery terminals

• Remote Panel Support: Optional Freedom EX remote

Protection & Safety

• Overload and short-circuit protection

• Over-temperature shutdown

• High and low battery voltage protection

• Ground fault protection (GFCI compatible)

• Marine ignition protection compliant

Environmental

• Operating Temperature: 32°F to 104°F (0°C to 40°C)

• Cooling: Variable-speed, temperature-controlled fan

Physical

• Dimensions (L × W × H): Approx. 20.0″ × 9.0″ × 7.0″

• Weight: Approx. 95 lb (43.1 kg)

• Mounting: Horizontal or vertical

Certifications

• UL 458

• Marine ignition protection

• FCC Class B

Warranty

• 1-Year Manufacturer Warranty

⭐ Key Features

• 4,000W continuous true sine wave AC power output

• Integrated 80A multi-stage battery charger

• Automatic transfer switch for seamless AC switching

• Safe for sensitive electronics and motor-driven appliances

• High surge capacity for compressors and tools

• Compact and durable design for marine, RV, and off-grid installations

• Optional remote panel for monitoring and control

• Advanced battery management and protection

FREEDOM EX 4000 - 4000W Inverter/Charger 80A 120V/48VDC

The 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.

 
Manufacturer : Xantrex
Manufacturer Part No : 820-4080-41
UPC : 715535906832