Liao Battery
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Delivers 3000W continuous and 6000W surge pure sine wave power. Ultra-clean electricity with less than 3% total harmonic distortion (THD).
More compact and lighter than similar power-rated inverters, utilizing high-frequency switching technology in the power conversion process.
Real-time digital display shows DC voltage, AC voltage, output power, and diagnostic protection codes during active safety modes.
Selectable power-saving mode built-in to optimize energy efficiency and prolong battery life when load levels are low.
| Model | LA-3KS-1-1 | LA-3KS-2-1 | LA-3KS-1-2 | LA-3KS-2-2 | |||||
| Continuous Power | 3000W | ||||||||
| Peak Power | 6000W | ||||||||
| DC Voltage | DC12V | DC24V | DC12V | DC24V | |||||
| AC Voltage | 100 / 110 / 120VAC ± 5% (can be set by user) | 220VAC or 230VAC or 240VAC ± 5% | |||||||
| No Load Current Draws | 1.2A | 0.5A | 1.2A | 0.5A | |||||
| Max AC Input Current | 25A | 13A | |||||||
| DC Voltage Range | 10-15.5V | 20-31V | 10-15.5V | 20-31V | |||||
| Low Voltage Alarm | Lo0: 10.5V | 11V ± 0.3V | Lo0: 21V | 22V ± 0.3V | Lo0: 10.5V | 11V ± 0.3V | Lo0: 21V | 22V ± 0.3V | |
| Lo1: 10.8V | 11.3V ± 0.3V | Lo1: 21.6V | 22.6V ± 0.3V | Lo1: 10.8V | 11.3V ± 0.3V | Lo1: 21.6V | 22.6V ± 0.3V | ||
| Lo2: 11.3V | 11.8V ± 0.3V | Lo2: 22.6V | 23.6V ± 0.3V | Lo2: 11.3V | 11.8V ± 0.3V | Lo2: 22.6V | 23.6V ± 0.3V | ||
| Low Voltage Shut Down | Lo0: 10.5V | 10.5V ± 0.3V | Lo0: 21V | 21V ± 0.3V | Lo0: 10.5V | 10.5V ± 0.3V | Lo0: 21V | 21V ± 0.3V | |
| Lo1: 10.8V | 10.8V ± 0.3V | Lo1: 21.6V | 21.6V ± 0.3V | Lo1: 10.8V | 10.8V ± 0.3V | Lo1: 21.6V | 21.6V ± 0.3V | ||
| Lo2: 11.3V | 11.3V ± 0.3V | Lo2: 22.6V | 22.6V ± 0.3V | Lo2: 11.3V | 11.3V ± 0.3V | Lo2: 22.6V | 22.6V ± 0.3V | ||
| Low Voltage Alarm Recovery | Lo0: 10.5V | 11.3V ± 0.3V | Lo0: 21V | 22.6V ± 0.3V | Lo0: 10.5V | 11.3V ± 0.3V | Lo0: 21V | 22.6V ± 0.3V | |
| Lo1: 10.8V | 11.6V ± 0.3V | Lo1: 21.6V | 23.2V ± 0.3V | Lo1: 10.8V | 11.6V ± 0.3V | Lo1: 21.6V | 23.2V ± 0.3V | ||
| Lo2: 11.3V | 12.1V ± 0.3V | Lo2: 22.6V | 24.2V ± 0.3V | Lo2: 11.3V | 12.1V ± 0.3V | Lo2: 22.6V | 24.2V ± 0.3V | ||
| Low Voltage Protection Recovery | Lo0: 10.5V | 12V ± 0.3V | Lo0: 21V | 24V ± 0.3V | Lo0: 10.5V | 12V ± 0.3V | Lo0: 21V | 24V ± 0.3V | |
| Lo1: 10.8V | 12.3V ± 0.3V | Lo1: 21.6V | 24.6V ± 0.3V | Lo1: 10.8V | 12.3V ± 0.3V | Lo1: 21.6V | 24.6V ± 0.3V | ||
| Lo2: 11.3V | 12.8V ± 0.3V | Lo2: 22.6V | 25.6V ± 0.3V | Lo2: 11.3V | 12.8V ± 0.3V | Lo2: 22.6V | 25.6V ± 0.3V | ||
| Over Voltage Shut Down | 15.7V ± 0.3V | 31.5V ± 0.3V | 15.7V ± 0.3V | 31.5V ± 0.3V | |||||
| Over Voltage Recovery | 15.3V ± 0.3V | 30.6V ± 0.3V | 15.3V ± 0.3V | 30.6V ± 0.3V | |||||
| Frequency | 50Hz ± 0.5Hz / 60Hz ± 0.5Hz (can be set by user) | ||||||||
| Output Waveform | Pure Sine Wave | ||||||||
| AC Regulation | THD < 3% (Linear load) | ||||||||
| Output Efficiency | 12V: up to 91%; 24V: up to 92% | ||||||||
| Remote Control (Optional) | Cable length: 15m is available. | ||||||||
| Power-Saving mode | The power saving mode will be activated when the output power is less than 5W. When output power is more than 10W, the inverter will automatically return to normal status. | ||||||||
| Ignition Function | Connect vehicles battery (or connect positive pole of vehicles' STARTER). The inverters start simultaneously When the vehicles start; The inverters will shut down meantime when the vehicles shut down. | ||||||||
| Protection Function | Low voltage alarm | code: F05 | Buzzer sounds and fault light turns red | ||||||
| Low voltage shutdown | code: F01 | Recover by hand after the inverter shutdown. (the inverter will auto recover when the battery voltage go back to a normal level within 20s.) | |||||||
| Over input voltage protection | code: F02 | Recover by hand after the inverter shutdown. (the inverter will auto recover when the battery voltage go back to a normal level within 20s.) | |||||||
| over load alarm | code: F06 | Buzzer sounds and fault light turns red when output power is overloaded around 110%. But the BUZZ and F06 code will not occurred when the output power drop to a normal level within 20s. | |||||||
| Over load protection | code: F03 | The inverter shutdown when output power is overloaded around 120%, it need to be recovered by hand. | |||||||
| Over temperature alarm | code: F07 | Buzzer sounds and fault light turns red when the inverter's internal temperature is higher than the limit value (90±5°C). | |||||||
| Over temperature protection | code: F04 | The inverter will automatically return to normal status when the internal temperature drops to 80±5°C. | |||||||
| code: F08 | The display will show the code F08 when the thermostat in the inverters is broken | ||||||||
| Short circuit protection | code: F03 | Recover by hand | |||||||
| Reverse polarity protection | Built-in fuse | ||||||||
| Fuse | Internal | USB port | 5V, 2.1A | ||||||
| Working Temperature | -10°C to +50°C | Product Size | 436x197x82mm | ||||||
| Storage Temperature | -30°C to +70°C | Packing Size | 48x26x14cm | ||||||
| Warranty | 18 months | N.W. / G.W. (KG) | 5.7KG / 6.5KG | ||||||
| Start | Bipolar soft-start | Quantity / Carton | 2pcs | ||||||
| Cooling Way | Intelligent cooling fan | Carton Size | 50x26.5x30cm | ||||||
| Certification | CE, E-mark, FCC | Carton Weight | 14.0KG | ||||||
If you are looking for a high pure sine-wave inverter and high capacity charger, power inverter 3000w is your best choice. It is a combination of an inverter, battery charger and transfer switch into one complete system. This 3000w pure sine wave inverter 12V DC to 120v ac inverter boasts a 300% surge capacity for 20 seconds to reliably support tools and equipment longer. The inverter charger is found on practically every RV, trailer, motor home, truck camper and is a good solution for backup or off grid power solutions.
