PV1800 LPK Series Hybrid Solar Inverter (3KW)

Hybrid Solar Inverter
PV1800 LPK Series (3KW)

This is a multi-function inverter/charger, combining functions of inverter, solar charger and battery charger to offer uninterruptible power support with portable size. Its comprehensive LCD display offers user-configurable and easy-accessible button operation such as battery charging current, AC/solar charger priority, and acceptable input voltage based on different applications.

Pure Sine Wave

Pure Sine Wave Inverter.

Solar Priority Inverter

Inverter Charging current Adjustable 25% 30% 75% 100%.


Remote control/RS485, monitor inverter working by computer.

Hybrid Solar System

Hybrid solar system , Solar advantage, battery advantage.

PV1800 LPK Series (3KW)


Pure sine wave

Pure sine wave output.

Charging setting

Configurable battery charging current based on applications via LCD setting.

AC/Solar setting

Configurable AC/Solar Charger priority via LCD setting.


Overload/ Over temperature/ short circuit protection.


Compatible to mains voltage or generator power.

Smart charging

Smart battery charger design for optimized battery performance.

PV1800 LPK Series Hybrid Solar Inverter (3KW)
PV1800 LPK Series Hybrid Solar Inverter (3KW)
Convenient and Future-Proof

The intuitive user interface allows you to commission the inverter and monitor system data on your smartphone, tablet, laptop or conventional PC.

PV1800 LPK Series Hybrid Solar Inverter (3KW)
Easy Installation and Commissioning

In 3 KW power classes, the PV1800 HM Series is ideally suited to solar power generation in private homes, the device can be easily and quickly installed.

The perfect solution to fit your home

The more you use your own solar power, the less you need from the grid.

Battery storage is the future of energy in the home. Whether you want to extend your current system or start generating power with a complete solar power package, battery storage will help you achieve your goals.

Technical parameter

Table 1 Line Mode Specifications
Input Voltage Waveform Sinusoidal (utility or generator)
Nominal Input Voltage 120Vac
Low Loss Voltage 74Vac±7V(APL, GEN); 90Vac±7V(UPS) 108Vac±7V(UL)
Low Loss Return Voltage 78Vac±7V(APL, GEN); 100Vac±7V(UPS) 109Vac±7V(UL)
High Loss Voltage 145Vac±7V(UPS, APL, GEN); 132Vac±7V(UL)
High Loss Return Voltage 135Vac±7V(UPS, APL, GEN); 131Vac±7V(UL)
Max AC Input Voltage 150Vac
Nominal Input Frequency 50HZ/60HZ(Auto detection)
Low Loss Frequency 40HZ±1HZ(UPS, APL, GEN) 59.3HZ±0.05HZ(UL)
Low Loss Return Frequency 42HZ±1HZ(UPS, APL, GEN) 59.3HZ±0.05HZ(UL)
High Loss Frequency 65HZ±1HZ(UPS, APL, GEN) 60.5HZ±0.05HZ(UL)
High Loss Return Frequency 63HZ±1HZ(APL, GEN, UPS) 60.5HZ±0.05HZ(UL)
Output Short Circuit Protection Line mode: Circuit Breaker Battery mode: Electronic Circuits
Efficiency (Line Mode) >95%(Rated R load, battery full charged)
Transfer Time 10ms typical (UPS, UL) 20ms typical (APL)
Output power derating: When AC input voltage drops to 95V depending on models, the output power will be derated. 120Vac model: PV1800 3KW
Table 2 Inverter Mode Specifications
Rated Output Power 3000W
Output Voltage Waveform Pure Sine Wave
Output Voltage Regulation 120Vac±5%
Output Frequency 60Hz or 50Hz
Peak Efficiency 90%
Overload Protection 5s@>150% load;l0s@110%~150% load
Surge Capacity 2× rated power for 5 seconds
Nominal DC Input Voltage 48Vdc
Cold Start Voltage 46.0Vdc
Low DC Warning Voltage @load<20% 44.0Vdc; @ 20%≤load<50% 42.8Vdc; @load≥50% 40.4Vdc
Low DC Warning Return Voltage @load<20% 46.0Vdc; @ 20%≤load<50% 44.8Vdc; @load≥50% 42.4Vdc
Low DC Cut-off Voltage @load<20% 42.0Vdc; @ 20%≤load<50% 40.8Vdc; @load≥50% 38.4Vdc
High DC Recovery Voltage 58Vdc
High DC Cut-off Voltage 60Vdc
No Load Power Consumption <50W
Table 3 Charge Mode Specifications
Utility Charging Mode
Charging Current @Nominal Input Voltage 1~60A
Absorption Voltage AGM / Gel/LEAD Battery 50Vdc
Flooded battery 50Vdc
Refloat Voltage AGM / Gel/LEAD Battery 54.8Vdc
Flooded battery 54.8Vdc
Float Voltage AGM / Gel/LEAD Battery 57.6Vdc
Flooded battery 56.8Vdc
Charging Algorithm 3-Step(Flooded Battery, AGM/Gel/LEAD Battery), 4-Step(LI)
Solar Charging Mode
Rated Power 3000W 4000W
solar charging current 60A 80A
Max. PV Array Open Circuit Voltage 145Vdc max
PV Array MPPT Voltage Range 64~130Vdc
Min battery voltage for PV charge 34Vdc
Standby Power Consumption 2W
Battery Voltage Accuracy +/-0.3%
PV Voltage Accuracy +/-2V
Charging Algorithm 3-Step(Flooded Battery, AGM/Gel/LEAD Battery), 4-Step(LI)
Charging algorithm for lead acid battery PV1800 3KW
Charging algorithm for Lithium battery PV1800 3KW
Joint Utility and Solar Charging
MPPT charger
Max Charging Current 120A 140A
Default Charging Current 60A 80A
Table 4 General Specifications
Safety Certification CE
Operating Temperature Range 0℃ to 55℃
Storage temperature -15℃ to 60℃
Dimension (D*W*H), mm 488×295×141
Net Weight, kg 10.0
Appendix: Approximate Back-up Time Table
Model Load(W) Backup Time@48Vdc 100Ah(min) Backup Time@48Vdc 200Ah(min)
3KW 300 1054 2107
600 491 1054
900 291 668
1200 196 497
1500 159 402
1800 123 301
2100 105 253
2400 91 219
2700 71 174
3000 63 155
Note: Backup time depends on the quality of the battery, age of battery and type of battery. Specifications of batteries may vary depending on different manufacturers.



Tel & Fax

Tel: +86 755-29022691, 29101183, 29109550

Tel: +86 755-29232216, 23729170

Fax: +86 755-29022691