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Product Highlight
★ This LFP Series Pure Sine Wave Inverter is a combination of an inverter, battery charger and AC auto-transfer switch. Low frequency, low Idle Current, BTS cable, remote control. It is UL1741 standard.
★ The split-phase 4000 watts inverter requires 240VAC input and can provide 120VAC or 240VAC output power for all kinds of appliances, and it can output 50 or 60Hz via the SW4.
★ AC/Battery Priority: Our inverter is designed with AC priority by default, you can choose the battery priority by SW5 switch.
★ Adjustable Charging Current: The max charge current can be adjusted from 0%-100% via a liner switch.
★ Auto Gen Start: The battery power inverters can start up a generator when battery voltage goes low, and turn the generator off after battery charging is finished.
Specification
Main Features
*4000W Low Frequency Pure Sine Inverter With Charger. *AC/Battery Priority Selector. *Automatic Generator Start. *Safety and Convenient. *The low frequency inverter can power all kinds of appliances. *LCD Display, Remote Control. *Low Idle Consumption. *9 battery type settings for charger. *Multi Stage Smart charger 40+/-5A, charger can be disable. *10msec typical transfer time.
Inverter Output
*Continuous Output Power: 4000W *Surge Rating: 12000W (20 Seconds) *AC Output: AC 120V and AC 240V *AC Input: 240V *Output Wave: Pure Sine Wave (bypass mode) *Typical Transfer Time: 10ms (MAX) *Nominal Efficiency: >88%
*Charger Rate: 40+/-5A *AC input Range (Grid or Generator): 140V-270VAC/184V-253VAC (select by SW2) *Over Charge Protection Shutdown:62.8V *Selectable Charge Setting based on battery type *Adjustable charge current: off 0%-100% *3-step intelligent battery charger
Reliable High Power: Provides 4,000W continuous output, ideal for medium-sized off-grid or backup systems.
Split-Phase Functionality: Offers 120V/240V output, perfect for powering standard appliances and heavy-duty equipment.
Pure Sine Wave Technology: Delivers clean, stable power, protecting sensitive electronics and ensuring efficient energy use.
48V DC System: Optimized for larger battery setups, enhancing energy storage and solar system efficiency.
UL1741 Certified: Meets stringent safety and reliability standards for worry-free operation.
Integrated Charger: Combines inverter and battery charging for seamless energy management.
Built-In Protections: Features safeguards against overload, over-voltage, and short circuits for reliable, long-lasting performance.
Q&A
Q: What is the 4000W DC 48V Split Phase Pure Sine Wave Inverter with Charger (UL1741 Standard)? A: A 4000W pure sine wave inverter with split-phase 120V/240V output and an integrated charger, certified to UL1741 standards for safety and grid compliance, ideal for 48V solar and battery systems.
Q: What are its key features? A:
4000W continuous pure sine wave output
Split-phase 120V/240V for powering a variety of appliances
Compatible with 48V battery systems
Integrated charger for efficient battery recharging
UL1741-certified for safety and grid-tied applications
Built-in protections: overload, overheat, short circuit, and overcharge
Q: What applications is it ideal for? A: Suitable for off-grid solar systems, backup power, and grid-tied setups, supporting both 120V and 240V appliances.
Q: Can it power high-demand devices? A: Yes, its split-phase design supports heavy loads such as HVAC systems, refrigerators, and power tools.
Q: Is it safe for sensitive electronics? A: Yes, the pure sine wave output ensures stable operation for sensitive devices like laptops, TVs, and medical equipment.
Q: Is it compliant with safety standards? A: Yes, it meets the UL1741 certification for reliability and compliance in grid-tied applications
Maintenance Tips
Cooling System: Clean fans and vents regularly to maintain proper airflow and prevent overheating.
Battery Maintenance: Check battery connections, voltage levels, and charge cycles frequently.
Wiring Inspection: Tighten and inspect all cables for damage, corrosion, or loose connections.
Environment: Install in a dry, well-ventilated, and dust-free location to ensure optimal performance.
Performance Monitoring: Use system monitoring tools to track input/output voltage and troubleshoot anomalies.
Firmware Updates: Update firmware periodically to ensure compatibility with UL1741 standards.
Power Down for Maintenance: Safely disconnect all power sources, including batteries, before servicing.
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