3000W DC 12V Pure Sine Wave Inverter With Charger - LFP3K12V120VSG

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Product Highlight

• ★ This LFP Series 3000w Pure Sine Wave Inverter is a combination of an inverter, battery charger, and AC auto-transfer switch. Low frequency, low Idle Current, BTS cable.

• ★ This 3000-watt inverter requires 120VAC input and can provide 120VAC output power for the 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 3000w inverter charger can start up a generator when the battery voltage goes low, and turn the generator off after battery charging is finished.

Specifications

Main Features

*3000W Low Frequency Pure Sine Inverter With Charger.

*AC/Battery Priority Selector.

*Automatic Generator Start.

*GFCI Socket, Safety and Convenient.

*The low frequency inverter can power all kinds of appliances.

*LCD Display, BTS including.

*Low Idle Consumption.

*9 battery type settings for charger.

*Multi Stage Smart charger 90+/-5A, charger can be disable.

*10msec typical transfer time.

Inverter Output

*Continuous Output Power: 3000W

*Surge Rating: 9000W (20 Seconds)

*AC Output: 120VAC
*AC Input: 120VAC

*Output Wave: Pure Sine Wave (bypass mode)

*Typical Transfer Time: 10ms (MAX)

*Nominal Efficiency: >88%

DC Input

*Nominal Input Voltage: 12.0Vdc

*Minimum Start Voltage: 10.0Vdc

*Low Battery Alarm: 10.5Vdc-11.0Vdc

*Low battery Trip: 10.0Vdc-10.5Vdc (select by SW1)

*High Voltage Alarm: 16.0Vdc

*Low battery Voltage Restart: 13Vdc

*Idle Consumption: 55W

*Power Saver Mode Idle Consumption: 20W

AC Charger 

*Charger Rate: 90+/-5A

*AC input Range (Grid or Generator): 90V-135VAC/100V-135VAC (select by SW2)

*Over Charge Protection Shutdown:15.7V

*Selectable Charge Setting based on battery type Adjustable charge current: off 0%-100%

*3-step intelligent battery charger

Packaging

*3000W 12V Low Frequency Pure Sine Inverter

*English Manual

*BTS Cable

*Unit Weight: 49LB

*Unit Size: 22.05 x 9.1 x 7.5 inch

Product Guide

What Our Experts Think

• Solid Power Output: Provides 3,000W continuous power, ideal for medium-sized off-grid and backup energy systems.
• Pure Sine Wave Technology: Delivers clean, stable energy, protecting sensitive electronics and ensuring optimal performance.
• 12V DC System: Perfect for RVs, boats, and small residential setups requiring a reliable 12V power source.
• Integrated Charger: Combines inverter functionality with battery charging for seamless energy management.
• Built-In Safety Protections: Features overload, over-voltage, and short-circuit safeguards for secure operation.
• User-Friendly Design: Compact, portable, and easy to install with intuitive controls and clear indicators.

Q&A

Q: What is the 3000W DC 12V Pure Sine Wave Inverter with Charger (LFP3K12V120VSG)?
A: A 3000W pure sine wave inverter with an integrated charger, designed to convert 12V DC power into stable 120V AC, ideal for powering sensitive electronics and appliances.

Q: What are its key features?
A:

• 3000W continuous pure sine wave output
• Supports 12V battery systems
• Integrated charger for seamless battery recharging
• Safe for sensitive electronics (laptops, TVs, medical equipment)
• Multiple protections: overload, overheat, and short circuit

Q: What applications is it ideal for?
A: Perfect for RVs, boats, off-grid systems, and backup power for household appliances and electronics.

Q: Does it support battery charging?
A: Yes, it includes an integrated charger to efficiently recharge 12V batteries.

Q: Is it portable and easy to install?
A: Yes, its compact design ensures portability and simple installation for various uses

Maintenance Tips

• Cooling System: Regularly clean vents and fans to prevent overheating.
• Battery Care: Check battery voltage, connections, and charge levels frequently.
• Inspect Wiring: Ensure all cables are secure, undamaged, and free of corrosion.
• Environment: Install in a dry, well-ventilated area, away from moisture and dust.
• Performance Monitoring: Regularly monitor input/output values to avoid overload or faults.
• Firmware Updates: Update firmware to enhance performance and maintain compatibility.
• Safe Maintenance: Disconnect all power sources before servicing the unit.